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Showing posts from March, 2014

network manager - How to connect to a WPA2 enterprise with nmcli in a non interactive mode? - Ask Ubuntu

i able connect nmcli wpa enterprise network in interactive mode launched by nmcli con edit id myname nmcli refuses change 802-1x values while not in edit mode: nmcli c modify myname wifi-sec.key-mgmt wpa-eap error: failed modify connection 'myname': 802-1x: 'wpa-eap' security requires '802-1x' setting presence how suggest connect without "setting presence" don't want since want automatize connection setting process. kind of late response, maybe stumbles upon same problem , may looking solution: this looks trying set wifi-sec.key-mgmt connection property before setting 802.1x values. put simplier, must put edits in specified order, 802.1x settings first, , wifi-sec keys later. however, if not case - have connection added? can add empty template using following command: nmcli con add type wifi [ifname <interface_name>] [con-name <connection_name_shown>] [ssid <ssid_of_wifi_connection>] all parts

iptables - Failed to start netfilter-persistent configuration - Ask Ubuntu

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i'm using ubuntu 16.04 , until yesterday used ufw , had basic rules. need have more complex rules , decided use iptables (if understand right, can't have firewall rules in file without it). see error netfilter-persistance.service if run: sudo systemctl status netfilter-persistent.service any idea? first of check sudo journalctl -e -u netfilter-persistent.service for errors. have @ rules being loaded netfilter-persistent service. located in /etc/iptables/rules.v4 , /etc/iptables/rules.v6 . service pretty loads firewall rules using: sudo iptables-restore < /etc/iptables/rules.v4 you cat try debug line line (and same rules.v6 ). after removing erroneous statement can restart service: sudo systemctl restart netfilter-persistent.service

boot - Ubuntu freezing at live install screen - Ask Ubuntu

i finished installing ubuntu onto laptop, , decided on desktop. used same usb used on laptop install onto desktop. boot up, , main purple live screen options "try without installing", "installing" etc. if click on button, instantly freezes installer, way can past choosing other boot option boot menu has "(uefi)" in parentheses before option. problem is, windows installation if in 'bios-compatibility mode' thus, don't want install ubuntu under uefi setting. i've searched around have yet find find specific answer. of problems issue i've seen involve hardware. my hardware specs follows: nvidia geforce gtx 980ti, i7 4790k, 16gb ram. if has ideas on how fix please let me know.

drivers - Ubuntu 14.04.5/16.04 and newer on AMD graphics - Ask Ubuntu

i have 14.04.5/16.04 or newer , amd gpu. i'm not getting performance want, , programs need things opencl. i've heard fglrx , if try install on machine, breaks , have no gui. is there can amd card working full potential? pre-notes this answer applies latest hwe upgrade 14.04 (aka 14.04.5). upgrade brings xorg , kernel versions on 16.04. read below more details on why important. background let's start off general description. with release of ubuntu 16.04, came lack of proprietary drivers amd. "why?" might ask. well, it's because of few things. firstly, it's not compatible. won't find fglrx in 16.04 repositories, nor find version 16.04 online. if download latest version amd's website , install it, you'll run low graphics mode, blank screens, , other nasty stuff don't want happen. you might hoping amd step in update driver, must not know amd's reputation ditching support older cards on linux. since amd doesn

14.04 - Using Plugins with KeePass2 - Ask Ubuntu

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i trying use googlesyncplugin keepass2 on ubuntu 16.04. after copying googlesyncplugin.plgx file /usr/lib/keepass2/plugins , run keepass , this: i have tried installing mono-complete , mono --version outputs this: mono jit compiler version 4.6.1 is there way can plugin work? according related sourceforge thread , "due google api sdk .net not playing nice mono, plugin not work linux". that in 2014, can't seem find saying otherwise. other keepass2 plugins use in ubuntu have linux-specific ppa builds , , googlesync isn't 1 of them.

Screen flickering and tearing with both intel and nvidia gpu on 16.10 - Ask Ubuntu

these issues multi-gpu machines on linux becoming extremely boring. had 16.04 on computer , managed make work fine intel card. installed 16.10, huge flickering , tearing both cards (intel+nvidia 950m). installed 16.04 no flickering after updates , upgrades, tearing persists both cards. on each intallation, tried latest drivers such 364, 367, 370. have no idea anymore. thanks in advance,

drivers - Microphone Nisuta NS-MIC180 Not working on Ubuntu 16.04 LTS - Ask Ubuntu

i use windows , ubuntu in computer, , when use microphone in windows need plug in side panel , works! but when use ubuntu, tried same, nothing happens... i've this when run alsamixer , shows mic volume... don't know if recognize or don't. do need download driver or manually configurate ? because haven't found driver microphone while looking around on internet.

kernel - Error while installing or configuring packages: cannot stat '/boot/vmlinuz-4.4.0-45-generic' - Ask Ubuntu

i have ubuntu 16.04 64b , have errors when try install package or using sudo dpkg --configure -a reading package lists... done building dependency tree reading state information... done 0 upgraded, 0 newly installed, 0 remove , 126 not upgraded. 3 not installed or removed. after operation, 0 b of additional disk space used.` ... setting linux-signed-image-4.4.0-45-generic (4.4.0-45.66) ... cp: cannot stat '/boot/vmlinuz-4.4.0-45-generic': no such file or directory dpkg: error processing package linux-signed-image-4.4.0-45-generic (--configure): subprocess installed post-installation script returned error exit status 1 dpkg: dependency problems prevent configuration of linux-signed-image-generic: linux-signed-image-generic depends on linux-signed-image-4.4.0-45-generic; however: package linux-signed-image-4.4.0-45-generic not configured yet. dpkg: error processing package linux-signed-image-generic (--configure): dependency problems - leaving unconfigured d

ubuntu one - Installing software and UbuntuOne - Ask Ubuntu

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i try install "software", , window pops up, asking me register @ ubunto 1 - needed installing snap packages. i use apt command line. there way use software center and/or snap without registering somewhere? i'm tired of opening user accounts. there way use snaps anonymously? you can install some snap packages store, without signing in ubuntu 1 account, command line using sudo snap install $package . however, developer of snap if wish allow installation of package without logging in. having account logged in or not has no relation anonymity though (no pii required create account).

keyboard - Controlling a Mac Mini from Linux Mint - Some special keys don't work - Ask Ubuntu

i've installed teamviewer on 2 machines: asus x555-ld laptop running linux mint cinnamon 17.3 , late-2012 mac mini running os x el capitan. task remote control mac asus laptop's linux mint. after connection set and "action > send key combinations" option enabled, there still remaining issues special keys: my laptop's " windows " key doesn't trigger " command " key on mac; instead, linux mint dock menu opens, not using teamviewer my laptop's " caps lock " key doesn't seem work @ on mac my laptop's " altgr " key triggers "a" character's key on mac before triggering character / function wanted; example, if try type semicolon (;) types "a;" instead every other main special keys ("alt", "tab", "ctrl", "shift") working normally. / did have kind of problem, too?

scripts - How do you find out when a specific kernel version was last booted? - Ask Ubuntu

find out when specific kernel version last booted for manually install kernel versions /boot can grow large on time. i'd find kernel versions haven't been booted in long time candidates removal. file last accessed time to facilitate project need know when each kernel last booted. saw q&a finding files older date using atime . q&a went searching files older x days. i'm looking files , wanting know last access time. via bash script how 1 determine given file's last access time? edit 1 - must set kernel version's last access time during boot when grub mounts kernel in ro (read-only) mode , last access time not updated. if run update-initramfs -u -k all file initrd.img last access time updated kernels though haven't been booted today. when installing new kernel previous kernel version files system.map-w.x.yy-zzz last access time updated though haven't been booted today. to correctly record when kernel version booted need touch

Laptop battery drains faster in Ubuntu 16.04 when compared to other OS - Ask Ubuntu

this question has answer here: why computer less battery life ubuntu compared windows? 5 answers the battery backup of lenovo g50-45 laptop low of around 3hrs on full charge. this approximately double when working windows 8.1. can please suggest possible fixes overcome issue? the first thing installing tlp : sudo apt install tlp tlp-rdw that automatically optimize power consumption. if want more involved can use compiz configuration settings manager reduce visual effects ( note: can break system if dont know doing! ) you can use powertop analyze using power on system. (note: since have installed tlp ignore vm writeback timeout in powertop)

network manager - DNSMASQ - Why is this running? - Ask Ubuntu

so, poking around htop, , looked @ processes running. reason, process called dnsmasq running. full command is /usr/sbin/dnsmasq --no-resolv --keep-in-foreground --no-hosts --bind-interfaces --pid-file=/var/run/networkmanager/dnsmasq.pid --listen-address=127.0.0.1 --cache-size=0 --conf-file=/dev/null --proxy-dnssec --enable-dbus=org.freedesktop.networkmanager.dnsmasq --conf-dir=/etc/networkmanager/dnsmasq.d the question is: getting hacked? normal? did sudo apt-get remove --purge dnsmasq said wasn't installed. user ran nobody because that's network manager uses cache dns locally. it's dnsmasq-base . version of package doesn't include server-start-up scripts dnsmasq package does. if being hacked, has nothing it. it's standard ubuntu.

python - Opencv 2.4 and 3.1: choose default one - Ask Ubuntu

hi searched couldn't find solution yet; kind of new ubuntu. have both opencv 2.4 , 3.1 on machine. if pkg-config --modversion opencv it print out 3.1.0; if use python , print cv2.__version__ then give 2.4.8. want make 3.1 default 1 when import cv2 in python. how do this? edit : i'm on ubuntu 14.04. installed opencv 3 through this: script installation . opencv 2.4 installed earlier in similar way. if check /usr/local/lib there 2 sets of .so files: libopencv_core.so , libopencv_core.so.3.1. should proceed here?

16.04 - Screen goes black after a few seconds and comes back on after i press a button - Ask Ubuntu

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my screen keeps going black if don't after few seconds, if move mouse or press key screen turns on right away. have looked in settings , changed causing problem keeps doing it. updated 16.04.i have restarted computer several times , problem still continues. know how fix this? go system settings/brightness & lock, , change "turn screen off when inactive for:" go system settings/power, , check "suspend when inactive for:"

software installation - How to delete Wine repositories/ppa? - Ask Ubuntu

i tried install wine on ubuntu 14.04 messed up. propably added wrong repositories or sth , can't install it. think should delete wine , try again don't know how. after apt-cache show wine : package: wine priority: extra section: universe/otherosfs installed-size: 21 maintainer: scott ritchie architecture: amd64 source: wine1.6 version: 1:1.6.2-0ubuntu4 depends: wine1.6 filename: pool/universe/w/wine1.6/wine_1.6.2-0ubuntu4_amd64.deb size: 968 md5sum: fa532a90c316e7679d2281985748e093 sha1: 558c2b93b3d5feb5b077939e4d51db8fbe28fc95 sha256: d3e711eeefb2d921fd486b8a5f20c1e333f090b254be322fcabf35f3cf23c728 description-en: microsoft windows compatibility layer (meta-package) wine compatibility layer running windows applications on linux. applications run @ full speed without need of cpu emulation. wine not require microsoft windows, can use native system dll files in place of own if available. . meta-package depends on default version of wine. descri

16.04 - How to change defualt graphic card to NVIDIA graphic card? - Ask Ubuntu

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my system info is and machine has nvidia gtx 660 graphic card, how change defualt graphic card nvidia graphic card? to use gpu, have install drivers , reboot, run these commands sudo add-apt-repository ppa:graphics-drivers/ppa sudo apt update sudo apt install nvidia-370 sudo reboot after rebooting, using nvidia card.

system installation - can't flash recovery image to Ubuntu phone - Ask Ubuntu

i have aquaris e4.5. following latest update, software went bonkers , stuck ubuntu logo on boot , hang @ point. attempting reflash device (having done multiple times success) receiving error message on doing so: ubuntu-device-flash touch --channel ubuntu-touch/stable/bq-aquaris.en --bootstrap --recovery-image recovery-krillin.img 2016/10/31 15:51:34 expecting device in bootloader... waiting 2016/10/31 15:51:45 device |krillin| 2016/10/31 15:51:45 flashing version 35 ubuntu-touch/stable/bq-aquaris.en channel , server https://system-image.ubuntu.com device krillin can't flash recovery image i have no idea how proceed. phone apparently booting fastboot there error message. so, if nothing helps, try android flash tool. complete reset phone (beside unselect userdata.img keeping apps, settings , userdata). http://www.mibqyyo.com/descargas/2016/09/21/firmware-ubuntu-15-04-ota-13/ http://www.mibqyyo.com/descargas/2015/05/22/herramienta-flash-tool-ubuntu/ attention:

command line - SSH keys using gnome-keyring instead of ssh-add - Ask Ubuntu

i'm not sure i'm asking because i'm not pretty sure how of world works, but, have private ubuntu 14.04 server installed using virtualbox, use development, without x server. so, in terminal-land. i run private server on terminal ( vboxmanage startvm ), , connect ssh . inside private server, connect public server when need using ssh again. when connect private server, or use ssh other thing, have type key passphrase once during whole desktop session. don't know responsible that, think gnome-keyring-daemon . inside private server, have type passphrase each time use key (for connecting public server instance). don't want use ssh-agent or ssh-add because don't want prompt connecting private server, if have more 1 passphrase-protected key. also, issue of having ssh-agent instance on each new terminal session. the gnome-keyring installed in private server don't know how "activate" manage keys, , avoid being prompted passphrase, each time wa

16.04 - Nautilus not opening up, showing GLib error - Ask Ubuntu

when launch nautilus terminal following error printed , nautilus doesn't open up. (nautilus:25179): glib-gio-critical **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != null' failed (nautilus:25179): glib-gio-critical **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != null' failed not register application: timeout reached (nautilus:25179): gtk-critical **: gtk_icon_theme_get_for_screen: assertion 'gdk_is_screen (screen)' failed (nautilus:25179): glib-gobject-warning **: invalid (null) pointer instance (nautilus:25179): glib-gobject-critical **: g_signal_connect_object: assertion 'g_type_check_instance (instance)' failed what problem?? this answer cortopy in ask.fedoraproject.org , worked me. i've been experiencing similar problem today, couldn't open nautilus @ all. i'm wondering if due recent update clash. this isn't sol

xubuntu - Xscreensaver daemon is not running on display ":0.0" - Ask Ubuntu

first time poster, long time answer seeker. i had install xubuntu 16.04.1 lts on lubuntu 16.10 due bugs , other issues (system crash constantly, display drivers decided quit working, , same thing opengl screensavers), , when open xscreensaver, after either powering on or rebooting computer, error: xscreensaver daemon not seem running on display ":0.0" run daemon? ok cancel i click ok , screensaver run after configuring , leaving idle 5 minutes (that's eta every computer have screensavers turn on), after reboot, or power off, on, goes south. screensaver doesn't run, daemon never starts, etc. laptop running lubuntu 16.04 has same issue. am missing steps? laptop specs: compaq presario c700 (727us) intel pentium dual-core 2gb ddr2-667 intel gma x3100 120gb ssd lubuntu 16.04 kodi (lubuntu-desktop , kodi installed via ubuntu server) atheros wireless g 55wh , 47wh batteries desktop specs: pcchips m871g v1.3 socket 754 motherboard 1gb ddr-333 sis chipsets

acer - Laptop won't restart after update without removing battery! - Ask Ubuntu

this happened second time morning (first weeks ago). regular update process asking reboot agreed. acer v3 771 laptop got stuck on acer splash screen. didn't complain of not being able find boot device sits there. using power button hard shut off makes no difference sits on splash screen. removing power , battery few seconds fixes problem. i can go through normal shutdown/restart procedure absolutely fine. times i've seen software update initiated restart. i've been running ubuntu many years , using 16.04 lts. pretty weird isn't it? sorry. nothing see here. laptop trying boot old usb stick. removing battery coincided disconnecting usb hub.

dual boot - Wifi problem on asus UX303U 4G working but not wifi - Ask Ubuntu

i installed ubuntu 16.04 lts on asus ux303u , wifi working on windows 10 , working on ubuntu 4g wifi not working have idea cause problem ? thanks in advance help. jonathan edit : 01:00.0 network controller [0280]: intel corporation wireless 7265 [8086:095a] (rev 59) subsystem: intel corporation dual band wireless-ac 7265 [8086:5110] kernel driver in use: iwlwifi 0: asus-wlan: wireless lan soft blocked: no hard blocked: no 1: asus-bluetooth: bluetooth soft blocked: no hard blocked: no 2: phy0: wireless lan soft blocked: no hard blocked: no 3: hci0: bluetooth soft blocked: yes hard blocked: no edit n°2 [ 2.029040] iwlwifi 0000:01:00.0: unsupported splx structure [ 2.044748] iwlwifi 0000:01:00.0: direct firmware load iwlwifi-7265d-19.ucode failed error -2 [ 2.044774] iwlwifi 0000:01:00.0: direct firmware load iwlwifi-7265d-18.ucode failed error -2 [ 2.044789] iwlwifi

boot - My friend installed Ubuntu and I can't uninstall it or get into the BIOS anymore - Ask Ubuntu

my friend , built pc out of old parts had laying around in house , got in running. first thing did install ubuntu on it. although ubuntu fun mess around , more secure , useful windows, wanted windows can play games. went on laptop , installed iso version of windows onto usb flash drive rufus , plugged pc. went through boot sequence , saw did not detect bootable drives. believe how friend installed ubuntu before not sure. restarted pc , tried going bios pressing delete on , on again didn't work. couldn't bios anymore. how can uninstall ubuntu , pc running windows again? here random things couldn't fit in formally paragraph: the last time in bios gave me message telling me overclocking causing problems. i running ubuntu 16.10 (upgraded 16.4). my hard drive brand new. your computer's uefi or bios stored on motherboard, , first thing computer runs before can operating system. nothing in regards having (or not having) operating system installed on comp

windows - Migrating to Ubuntu from MS, what do I lose? - Ask Ubuntu

i running on xp escape world of windows. however, need ready access files created in ms word,excel etc , know whether can still used or whether data can transferred across. can work on excel spreadsheets in libreoffice instance or access emails in outlook? to find out whether computer , data ready ubuntu recommend booting ubuntu installer cd/usb "try ubuntu" option. the steps took before making switch windows xp ubuntu years ago i installed open source alternatives of software in windows. these libre office, firefox, thunderbird, , gimp. all of email copied in cloud imap folder of email provider allows imap. able not import mail application wish of devices. after while got familiar these applications, , had documents put in format knew able use later. realized conversion not needed because libre office able read , write ms office documents. installed virtualbox in windows able familiar ubuntu in virtual machine errors made easy repair , did not caus

shutdown - "[TTM] Buffer eviction failed" on Ubuntu turn off - Ask Ubuntu

i getting error message when trying reset or turn off pc ubuntu 16.04 lts [150.622847] [ttm] buffer eviction failed then pc won't turn off , have force holding power button. this has been going on 2 weeks now. i've looked for, may related video card (but couldn't find in way). specs: ubuntu 16.04 lts 64-bit processor: intel core i5-5200u 2.20ghz x 4 graphics: intel hd graphics 5500 (broadwell gt2) memory: 7,7 gib graphics (off-board not listed): amd radeon r7 m270 i not getting problem anymore. looks fixed updating ubuntu kernel. did update couple months ago , never happened again. check out answer how update kernel: how update kernel latest mainline version without distro-upgrade? hope fix going same problem!

Restore /etc/fonts/ - Ask Ubuntu

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i accidentally deleted entire contents of directory /etc/fonts/. how can restore without having reinstall os completely? you can boot live disk of ubuntu , copy contents on live /etc/fonts /etc/fonts

cant tether samsung gs7 (android) to 16.04.1 - Ask Ubuntu

brand new install of 16.04.1 desktop 32-bit. turning on tethering on handset produces no additional connection in network manager. dmesg -w output includes lines rndis_host 1-2:1.0 eth0: register 'rndis_host' @ usb-0000:00:1d.7-1, rndis device, 00:00:00:00:00:00 rndis_host 1-2:1.0 enp0s29f7u1: renamed eth0 ipv6: addrconf(netdev_up): enp0s29f7u1: link not ready i got same problem. , see there no answers although question 2 months old. possibly you're still waiting solution. realized internet routes not ok. default route missing. can check "route -n". if there no route 0.0.0.0, got error. can add default route command "sudo route add default gw xxx.xxx.xxx.xxx". can required ip address xxx.xxx.xxx.xxx command ifconfig. inet address , change number of last group 1. example: 192.168.1.49 192.168.1.1. tried network manager, failed. need add dns server. should best done network manager. right click on connection , add 8.8.8.8 dns server or other

command line - How to access a different Hard Drive through Ubuntu Shell? - Ask Ubuntu

after did update on ubuntu, os bugged out , wouldn't open programs. decided restart computer hoping fix problem. upon restart realized ubuntu locked login loop. tried several fixes this, none of helped, decided reinstall ubuntu. issue need files. the last time remember, hard drives located in /media on ubuntu; whenever go location in shell, directory empty. i'm not sure if location of hard drives has moved since or if hard drive isn't mounted. first mount hdd partitions let assume sdb external hard drive , sdb1 partition, want copy data to. run sudo mount /dev/sdb1 /mnt mount sdb1 /mnt . copy external hdd run cp <required_file> /mnt/<some_folder>

mute - Start without any sound? - Ask Ubuntu

this question has answer here: how disable drum beat sound on login screen? 16 answers how can disable startup-sound? mean drums when login. edit: have tried disabling gnome login sound, keeps drumming. and set volume muted sticks? when press mute on keyboard first keypress seems lower volume instead, , plays sound. second keypress works. i start without sound @ all. thanks just log out, click on little speaker icon in upper right hand corner of login screen. set volume here mute.

boot - Where do I install GRUB for LiveUSB - Ask Ubuntu

this question has answer here: how create live system on usb-drive persistent changes on disk/hdd 2 answers hello ladies , gentlefolks, i trying create live usb running ubuntu server. have loading fine , dandy (after lot of trial , error network) , installing fine now. question install grub? using computer runs windows 10 default on 1tb hard drive, , have been unplugging can guarantee don't screw up. have 1 usb installer, ande usb drive install on. should install grub if want plug hard drive in , use windows 10? also: there way clear out partitions , reset usb drive? formatting doesn't seem working me. cheers! if aren't intending install linux on hard drive boot windows , run usb stick, install small , minimal linux partition on windows hard drive boot windows grub. you can edit grub include option boot usb stick: boot usb it's ca

No normal German keyboard layout in (K)ubuntu 16.04 LTS - Ask Ubuntu

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after recent lts upgrade kubuntu 14.04 16.04, noticed can no longer add normal german keyboard layout. german available german (switzerland) weird default layout option eurkey. is there anyway solve or workaround that? i see same on kubuntu 16.10; it's apparently kde bug . the way around set limit selection language all languages before selecting layout. you'll see multiple german options including "normal" one.

games - Civilization V (from the steam client) freezes on 16.04 - Ask Ubuntu

i'm using ubuntu 16.04 on lenovo thinkpad t460. downloaded steam client few weeks , have been using play civilisation v ever since. however, every (usually after having put laptop sleep), game screen freezes , i'm forced force-quit, losing progress in process (strangely though, mouse retains in-game style , audio works fine). should do?

Configure proxy for APT? - Ask Ubuntu

i need configure proxy. there wasn't apt.conf file in etc/apt/ i've created using nano . but don't understand need write there. i've written http_proxy = http://lgn:pwd@192.168.1.254:8080/ there , restarted networking . when try apt-get update - doesn't work. actually don't understand port , ip should write in apt.conf file(there example 192.168.1.254 ip , 8080 port decided use them). to use proxy, need proxy server. ip , port have proxy server. login , pwd must user , password on proxy server (if proxy requires login). from help.ubuntu.com site : apt configuration file method this method uses apt.conf file found in /etc/apt/ directory. method useful if want apt-get (and not other applications) use http-proxy permanently. on installations there no apt-conf file set up. edit apt-conf file (or create new 1 if have no 1 yet) using editor of choice. sudo nano /etc/apt/apt.conf add line /etc/apt/apt.conf file (subst

command line - How do I set fish as the default shell? - Ask Ubuntu

is there way set fish default shell in ubuntu netbook remix? put in .bashrc run fish, works fine, ubuntu recognizes fish running inside bash, means when try close shell warns me task still running. it doesn't pop new application, can't pin bar normal app. you can set fish default shell running chsh -s `which fish` then log out , in. (to set bash , need use fish syntax of course, chsh -s (which bash) )

NVIDIA graphic card - Ask Ubuntu

i have laptop geforce 820m , intel hd . but never can make nvidia turn on, think, sorry im new in ubuntu. me please try install drivers sudo apt-get install nvidia-361 . read in other posts must have in nvidia config option called: prime or never it. try drivers in aditional drivers never see geforce or that. have installed drivers in config this: nvidia x settings 1 more thing how can know, if graphic card right driver, or if working. pd: sorry bad english.

16.04 - Is there any alternative to buttons like in kde for ubuntu unity? - Ask Ubuntu

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i want keep above double upward arrow on windows titles in unity. possible?

password - How do I login to Ubuntu Snappy Core? - Ask Ubuntu

i configured ubuntu snappy core on raspberry pi 3 , asking user name , password in terminal (i think). says: ubuntu core 16 on <my ip address> (ttyl) localhost login: password: i'm not sure whether these fields ubuntu account username , password or email , password or whatever. i've tried ubuntu account username , password , tried email , password. neither worked tried leaving them blank didn't work. is there default password or did put in earlier , if when or where? if knew might able remember put. ubuntu core 16 not come default user name , password. ubuntu core requires setup ubuntu sso account ssh keys, enable access device. once in, can create own user. please find relevant instructions here .

wireless - How to disable lock screen based on which WIFI network I'm connected to? - Ask Ubuntu

if i'm connected home wifi network, not want have lock screen when resume suspend or after x minutes of inactivity. if i'm not connected wifi network or name of wifi network different home network, want lock screen active. how can that? #!/bin/sh essid="name-here" while : ausgabe=$(iwconfig wlan0 2> /dev/null | awk -f\" '{print $2}' | awk '{ print $1 }') if [ "$essid" = "$ausgabe" ] gsettings set org.gnome.desktop.lockdown disable-lock-screen true echo 1 else gsettings set org.gnome.desktop.lockdown disable-lock-screen false echo 2 fi sleep 60 done try : sudo gedit /etc/network/interfaces add under wlan0 post-up sh /path/to/script

kernel - Ubuntu 16.10 - fresh install, Can't Launch VMs in VirtualBox - Ask Ubuntu

i'm unable launch vms worked or create new vms. i same error , suggested fix virtualbox doesn't work: failed open session virtual machine mythubuntu. virtual machine 'mythubuntu' has terminated unexpectedly during startup exit code 1 (0x1). result code: ns_error_failure (0x80004005) component: machinewrap interface: imachine {b2547866-a0a1-4391-8b86-6952d82efaa0 the application tells me run /sbin/vboxconfig root doesn't resolve issue or complete successfully: created symlink /etc/systemd/system/multi-user.target.wants/vboxdrv.service → /lib/systemd/system/vboxdrv.service. created symlink /etc/systemd/system/multi-user.target.wants/vboxballoonctrl-service.service → /lib/systemd/system/vboxballoonctrl-service.service. created symlink /etc/systemd/system/multi-user.target.wants/vboxautostart-service.service → /lib/systemd/system/vboxautostart-service.service. created symlink /etc/systemd/system/multi-user.target.wants/vboxweb-service.service → /lib/syste

command line - How to delete folder with strange name? - Ask Ubuntu

this question has answer here: how use filenames start dash “-” command arguments? 2 answers i don't know how i've done i've created somehow folder named "-p". i'm trying delete buntu thinking i'm passing -p paremeter. what can do? ubuntu server 15. you can use -- tell rm (and many other commands including many shell built-ins) not interpret further input command parameters, -p can interpreted correctly argument instead of "unrecognised option" rm -- -p (this safety measure when globbing. might have accidentally created file called -rf ...)

14.04 - Can't view webserver internal network Ubuntu server - Ask Ubuntu

i've installed ubuntu server running 14.04 has apache 2 , small lxde gui. i can view website/server off of network through web browser, computers on local network of server can't. is there configuration file or setting need change in order solve issue?

compiling - Ubuntu 16.10 Guacamole Readdir_r() error - Ask Ubuntu

at moment trying apache guacamole work. running issue when trying compile files. appreciate , don't have ton of experience ubuntu so... link guacamole: http://guacamole.incubator.apache.org/ virtual@virtual-virtualbox:~/guacamole-server-0.9.9$ make make all-recursive make[1]: entering directory '/home/virtual/guacamole-server-0.9.9' making in src/libguac make[2]: entering directory '/home/virtual/guacamole-server-0.9.9/src/libguac' make[2]: nothing done 'all'. make[2]: leaving directory '/home/virtual/guacamole-server-0.9.9/src/libguac' making in src/common make[2]: entering directory '/home/virtual/guacamole-server-0.9.9/src/common' make[2]: nothing done 'all'. make[2]: leaving directory '/home/virtual/guacamole-server-0.9.9/src/common' making in src/guacd make[2]: entering directory '/home/virtual/guacamole-server-0.9.9/src/guacd' make[2]: nothing done 'all'. make[2]: leaving directory '/home/vir

16.04 - Ubuntu grub2 wont let me boot from hard drive - Ask Ubuntu

i beginner in linux, please patient me :) have ubuntu file on usb stick, , trying wipe out windows 10 , install ubuntu 16.04. when reach grub2, , install ubuntu, when press f 12 gives me option boot usb, not hdd. also, when choose option install again, says ubuntu installed, , need install alongside ubuntu! insight appreciated! http://ubuntuforums.org/showthread.php?t=297261 that site might in journey in ubuntu. in case, did start on again. check bootable flash drive , haven't downloaded busted os , start installation again. , maybe you'll find question in middle of installation uefi( again in case, selected go back) maybe continue , it'll install system.

apache2 - Compiled Apache – no conf-enabled/conf-available/mods-available etc. folders - Ask Ubuntu

i compiled apache (httpd-2.4.23) using these commands: apache_confdir=/etc/apache2 apache_envvars=$apache_confdir/envvars cflags="-o2 -dbig_security_hole" ./configure --prefix=$apache_confdir make make install however, there folders conf-enabled/conf-available/mods-available etc. missing. do wrong or kind of new folder structure? there folders conf , modules also, there no commands a2ensite , a2enmod etc. in /usr/sbin , can't find them anywhere. thank you a large part of distribution ubuntu integrate large number of different software multitude of different origins , combine them coherent system. that, in many cases original software has adapted or extended. that's case apache. whole *-available , *-enabled structure not apache projects doing, speak, part of how debian integrated apache httpd distribution. therefore, you'll find in debian , debian-based distributions ubuntu, not in "original" apache compiled yourself. but i

windows xp - reboot and select proper boot device - Super User

my old computer hard drive has crashed week ago. ordered new ide hard drive. installed hard drive. started computer, inserted windows xp installation cd. restarted computer. set boot device cd-rom drive. restarted computer again. waited untill setup should start, instead i'm getting "reboot , select proper boot device or insert boot media in selected boot device.". cd bootable disk, i'm not sure happening here. tried vista bootable cd test , i'm getting same message. any ideas on how solve this? it's first time i'm getting when installing new hard drive. are drives being detected in bios properly? quite case new ide drives preconfigured cable-select. causes problem if there's device on same ide channel that's not cs.

windows xp - How can I redirect sound coming in from the mic to the speakers output - Super User

i can record sounds using mic, cannot hear voice through speakers. have realtek card (i have acer 1 notebook). have been reading lot of information in web cant make work. missing something? (is not problem of volume or mute). the windows mixer doesn´t show mic level playback (and cannot enabled). thanks! in windows should able open mixer, , ensure mic available (and not muted) playback. muted playback default prevent feedback. you may have adjust options of mixer show mic's playback volume slider/mute button: in xp can in windows mixer via options menu. in vista check control panel-->hardware , sound-->sound-->manage audio devices, go playback tab, select properties. in properties window, pick levels adjust volume , mute mic.

scrolling - How to assign commands or keystrokes to the mouse scroll wheel(linux)? - Super User

i have lil' problem new project. i'd find out how set ability change next track in playlist using ongly scroll wheel of standard usb mouse. objective assign keystroke or command both mouse button 4 , mouse button 5 (scroll wheel , scroll wheel down), program rythmbox or vlc skip next or previus song in playlist. :) http://www.linux.com/archive/feature/59494 found out solution problem. xbindkeys great use. assigned keystroke "b:5 + release "the action "rhythmbox-client --previous " ,now works !

How to import a certificate (pfx) with a private key in Windows XP - Super User

i tried whole day import certificate in windows xp, failed. did following: create certificate private key (no password): makecert -sr localmachine -ss -pe -sky exchange -n "cn=testcert" -a sha1 -sv testcert.pvk testcert.cer then put certificate , private key pfx file: pvk2pfx.exe -pvk testcert.pvk -spc testcert.cer -pfx testcert.pfx import pfx file command-line tool (german system): winhttpcertcfg.exe -i testcert.pfx -a nt-autoritÄt\netzwerkdinternet explorernst -c local_machine\my error: unable import contents of pfx file. please make sure filename , path, password, correct. hint: "nt-autoritÄt\netzwerkdinternet explorernst" --> "nt-authority\networkservice" filename ok, , password not set. if set password (e.g. "mypassword") in step 1 , type @ end of step 3: ... -p mypassword i got same error. tried import in certificate console (mmc certificate snap-in). there got following error: "der private schlüssel,

Finding Wanderlust dependecy Emacs packages - Super User

i'm trying install wanderlust, needs other emacs libraries. know find semi, apel, , flim? manual says should on ftp://ftp.m17n.org/pub/mule/ , dns can't find ftp.m17n.org. the site says: ftp.m17n.org closed now. if looking there, it may found @ http://unit.aist.go.jp/itri/itri-gist/ftp.m17n.org . ftp.jpl.org carries apel , , can grab flim , semi kanji.zinbun.kyoto-u.ac.jp.

wordpress - Best practices for setting up LAMP development environment - Super User

i'm having nightmare setting decent environment developing wordpress on local machine. i'm manually tweaking file permissions every time add plugin. i can't install themes or plugins through wordpress interface. i have keep sudo -ing every time need modify contents of site folder i'm working on (theme files, etc.) i've tried using xampp, comes built-in ftp setup, files uploaded via web interface given permissions of user nobody . what best-practices setting decent lamp environment simulates -- @ least partially -- convenience of hosted environment? i guess might start modifying apache configuration point develoment folder in ~/ folder, i've had terrible problems permissions there. for record, i'm running xubuntu 9.10 on 1 system, , ubuntu-netbook 9.10 on other. any advice or guide can refer this? [edit] i'm not entirely opposed using vm (as seen here , last resort; netbook isn't powerful enough, , refer work on local copy of th

macos - What is the 'Stationery Pad' setting in OS X Finder? - Super User

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in os x finder, when info on file notice checkbox 'stationery pad' right above 'locked' (see attached). what do? as explained here , turns file template. tick , open file, , copy of file created, ready saved elsewhere without affecting original.

Extracting audio from MP4 video into MP3 - Super User

i downloaded few mp4-encoded videos i'd extract audio stream mp3 files easy listening on digital player. most likely, vlc can this, the instructions followed on forums gave out "bubbly" sound file. here files specifications: audio mp4a 44100 hz video avc1 use ffmpeg : ffmpeg -i input_file.mp4 -vn -b:a 128k -c:a libmp3lame output_file.mp3 (don't forget adjust audio bitrate, -b:a , otherwise might huge file low quality source.) many digital players support aac audio well, can try extracting original aac audio stream, without having reduce quality more: ffmpeg -i input_file.mp4 -vn -c:a copy output_file.m4a for older versions of ffmpeg, you'll need use -ab & -acodec options instead of -b:a & -c:a .

windows vista - Ubuntu partition not loading - Super User

i have 2 partitions. vista installed on 1 , installed ubuntu on other. during ubuntu setup said not install boot loader. i used easybcd create new vista boot entry linux pointing linux partition. when choose entry @ start gives me grub command line. im not sure do, thanks! success seems vary user user. let me give impressions. , extent depends on purpose installing ubuntu , experience level is. assume semi newbie purposes of explanation thinking of future readers. have ubuntu installed on several computers several reasons first - dual boot, windows being primary os. i use ubuntu once in while when need or want it, or play around it, tied windows reason on pc use wubi.exe install ubuntu secondary os no repartitioning. done installing livecd running windows computer , running wubi. necessary install ubuntu in such way if ever want take off computer go "add/remove" control panel , uninstall ubuntu. keep windows first os in boot menu, create totally "nor

macos - Convince my boss's Mac the website has moved - Super User

we changed ip address of our web site, don't know how client's mac @ new site. she seeing "site has moved" message, else fine. tried hard fresh in firefox , flushed cached in os x 10.5.8 what tell do? when ping site goes 67.xxx.xxx.xxx when pings site goes 207.xxx.xxx.xxx is problem isp? (att in florida) update: the site resolves in oregon california colorado the site resolves old ip address in miami, fl the florida computer going used site, not holder page. else getting redirected old host's dns new host's ip while nameserver changes @ networksolution resolved. the term client makes me think person isn't using network? if 'just' changed ip, this normal , can take hours dns changes propagate across every dns server. if problem persists tomorrow, solutions - otherwise, point towards ip, not domain, now. if it's not isp, make sure /private/etc/hosts file doesn't have rules redirect url, , she's not brow

Permission denied when running Emacs from Cygwin console - Super User

when run emacs cygwin console following error message: bash: /usr/bin/emacs/ :permission denied i have not changed settings. tried change autosave settings in emacs system file didn't work deleted , saved file. it after that started getting error. any idea why is? you want go ahead , run chmod +x /usr/bin/emacs allow owner, members of same group, , else able execute application. the permission may set rw-r-r or that.

Reading Mac RAID disks in Windows 7 - Super User

i have 2 hard drives set raid 1 set on mac. mac died, , replaced pc running windows 7. can't seem figure out way read data disks. i tried macdrive , worked great non-raid disks, doesn't see either of these disks @ all. these disks in rosewill 8-bay external box, comes utility called sataraid5. problem is, software doesn't run under windows 7. does have ideas on how data? don't care if end raid set or not. need files. raid storage formats (beyond simple mirroring) typically proprietary -- i'd recommend borrowing mac temporarily read data off array. oops, noticed did mean raid 1 mirroring! that's odd. software raid must have written weird metadata drives, not typical mirrors. perhaps: http://www.dtidata.com/resourcecenter/2009/06/08/converting-raid-1-to-single-drive/ one, many raid cards store meta data @ front of drive, first 128 sectors of drive reserved raid card use. information drive state, time of last boot, size , other inf

cpu - Why would a computer run very hot? - Super User

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i have non-standard machine , seems run hot; cpu fan whirls loudly can hear in other room (the case open, because side got lost @ point). i downloaded program called speedfan see temps , says: gpu: 63c temp1: 36c temp2: 68c i assume temp2 processor; if blow fan on while drops pretty rapidly. is there reason runs hot? affect performance or in other way bad system? in case matters, basics on system: motherboard: gigabyte tech ep43-ud3l ram: 4gb graphics card: nvida geforce 9800 gt processor: intel(r) d cpu 3.00 ghz edit actually doing somethign on computer got temps gpu 67 , temp2: 72 there few reasons: problem hardware itself improper heat dissipation dusty/dirty components bad environment machine (ie, inside small confined space without ventilation) improperly applied thermal paste, or may need new thermal paste. among others can't think of right now. the multiple temp values different readings. if press configure button in speedfan, can se

best emacs command for search-navigating your command-line - Super User

i've noticed navigation of own command-line rather clunky, e.g. command like: % somecommand.pl --foo 123 --bar 456 --foobar 789 my cursor begins on "9" , want move after "3". rather dumb combination of jumping beginning of words, end of word. i'd rather "jump-to-this-specific-character" command. emacs have command? there shorter key sequence me want? the problem doing ctrl-s incremental search is: i have explicitly hit "esc" out of search mode if overshoot search, end searching older commands in command-line history, don't want. want jump around in current command. am over-thinking this? the elisp code fragment (setq saved-point (point)) (begining-of-line) (and (searchforward string (line-end-position) t) (goto-char saved-point)) will first occurence of string on current line, , leave cursor @ current point if there isn't such occurence. how want incorporate such code practice? bind ke

How can I use MS Word tab to implement the this dialogue layout? - Super User

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i want use word layout dialogue. want person name portion left aligned , sentence portion left aligned too. if sentence long stay in 1 line, start of second line should have same left bound first line. how can implement this? use alignment pegs (i forget they're called -- please correct me) circled here: you can align each separate section left.

Converting mbox to HTML - Super User

is there simple way convert mbox files html pages? have @ hypermail or mhonarc . used create html mailing list archives mbox files. maybe 1 of them fits needs.

windows 7 - Get the parent of a folder from search results - Super User

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so searched folder in drive. found drive , selected "open in new window". , want parent folder of one. but address bar shows search results in d: > new folder . there no "upper" buttons in window, , forward. , alt + arrow goes search results. don't want search results, want parent folder. how do that? use "open folder location" rather "open in new window".

64 bit - Adobe Master Collection CS3 wont run on my Windows 7 64bit - Super User

i have brand new hp p6230y. first step after booting install master collection. installs fine, when go run each of applications, , behave differently. have re-installed twice already. photoshop opens, freezes. acrobat tells me need reinstall. nothing else opens (no freezing, no process in taskman). any ideas? hp p6230y ram: 8gigs cpu: amd phenom2 x4 810 (2.6ghz) os: windows 7 home ultimate 64bit tried xp mode? (i know, know, less ram in virtualized os's) try using "running as" older version of windows. (right click> properties) remember, these programs certified 32-bit os's. also, before reinstalling, uninstall , clear temporary files , low-level licensing files.

microsoft virtual pc - If you convert a HD to a VHD how do you activate Windows? - Super User

i used hd2vhd (from sys internals) wit hal (hardware abstraction layer) enabled. however, when try run it, virtual pc guest doesn't have internet access. , when called microsoft activate said hardware had changed , i'd need change activation key (which can't b/c don't have original install cd). i'm guessing happen if had internet access. also, i've tried changing networking option within virtual pc ( per answer ) , still don't have internet access. any ideas?

virtualbox - Lightest Weight Windows for .Net 2.0? - Super User

[preamble: on mac , i've ported my favorite program mono, mostly... i'm beginning give on implementation of winforms. it's surely impressive , has been result of massive amount of work, when deep details, it's quite different. , getting working on osx huge task] as guest in virtualbox, lightest weight windows can run run .net 2.0? interested in programs lighten windows... don't need lot of functionality. you want windows xp embedded. don't let term embedded scare though. it's merely windows xp altered highly modular , configurable. can run tight kernel controller embedded app or full-blown xp world familiar if decide kitchen sink (all components.) if don't want mess embedded then see : supported operating systems: windows 2000 service pack 3; windows 98; windows 98 second edition; windows me; windows server 2003; windows xp service pack 2 link to: xp embedded page

virtual machine - VirtualBox VM slowly decreasing disk space - Super User

i have windows xp vm (with virtualbox 3.1.2) getting hd full. when delete stuff nothing happens free space. i've tried defrag vm , tried sysinternals sdelete utility, doesn't helped, in fact, vm lost little more space. any idea else should try? after running sdelete inside virtual machine did shut down , compact drive? need run command tell virtualbox unused space , release back. steps releasing allocated space .vhd defragment .vhd inside vm. run sdelete inside vm. shut down vm. open command prompt (start -> run -> cmd.exe). change directories virtual box installation directory. cd \program files\sun\virtualbox run vboxmanage modifyhd {filename} --compact shrink file size. vboxmanage modifyhd "c:\users\joshua\.virtualbox\hard disks\xp virtual machine.vhd" --compact wait process complete. you need know location of .vhd file. can locate information opening virtual media manager (file > virtual media manager...), select drive co

windows - How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC? - Super User

what should if windows computer seems infected virus or malware? what symptoms of infection? what should after noticing infection? what can rid of it? this question comes frequently, , suggested solutions same. community wiki attempt serve definitive, comprehensive answer possible. feel free add contributions via edits. here's thing: malware in recent years has become both sneakier , nastier : sneakier , because travels in packs. subtle malware can hide behind more obvious infections. there lots of tools listed in answers here can find 99% of malware, there's 1% can't find yet. mostly, 1% stuff new : malware tools can't find because came out , using new exploit or technique hide tools don't know yet. malware has short shelf-life. if you're infected, new 1% one part of infection. won't whole infection: part of it. security tools find , remove more obvious , well-known malware, , remove of visible symptoms (because can ke