https://liberty.ioCurated star highlights with fresh energy.en-usFri, 17 Jul 2026 02:52:43 -0400https://liberty.io/mount-android-emulator-vendor-img-as-read-write-in-ubuntu.htmlhttps://liberty.io/mount-android-emulator-vendor-img-as-read-write-in-ubuntu.htmlI want to poke a bit at a vendor.img file delivered as part of the android emulator system images. I am particulaly interested in Android 11 (API level 30). I would like to mount it on a Ubuntu mac......Fri, 17 Jul 2026 06:49:01 -0400https://liberty.io/how-to-add-users-from-text-file-into-the-unix-system.htmlhttps://liberty.io/how-to-add-users-from-text-file-into-the-unix-system.htmlI have a homework that require creating text file of users in unix and then reading each line of the file and actually adding them to the system? How can this be done? what i have done: https://i....Fri, 17 Jul 2026 06:49:01 -0400https://liberty.io/ocr-of-a-pdf-with-gocr.htmlhttps://liberty.io/ocr-of-a-pdf-with-gocr.htmlI installed gocr, with the command suggested by the ubuntu terminal (sudo apt install gocr), in order to carry out an OCR recognition of the text in a pdf file. How could I use it? I didn't find a ...Fri, 17 Jul 2026 06:30:58 -0400https://liberty.io/pcap-library-not-found.htmlhttps://liberty.io/pcap-library-not-found.html./configure checking for gcc... gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.out checking for suffix of executables... checking wheth......Fri, 17 Jul 2026 06:24:01 -0400https://liberty.io/questions-tagged-dash-to-dock.htmlhttps://liberty.io/questions-tagged-dash-to-dock.htmlQ&A for Ubuntu users and developers...Fri, 17 Jul 2026 06:23:27 -0400https://liberty.io/installing-java-7-in-16-04-and-using-multiple-java-versions.htmlhttps://liberty.io/installing-java-7-in-16-04-and-using-multiple-java-versions.htmlI already installed Java 8, but I don't know how to install Java 7 and how to switch between the two Java versions. I also want to switch between Java 7 and 8 to update a project I am working on.......Fri, 17 Jul 2026 06:21:38 -0400https://liberty.io/fix-corrupted-ntfs-partition-from-ubuntu.htmlhttps://liberty.io/fix-corrupted-ntfs-partition-from-ubuntu.htmlI try to fix my Windows(NTFS) Drive from Ubuntu. The error messages I got from GParted and other software was Input/Output Error during read on /dev/sda. Or Failed to read SYSTEM.SAV Another s......Fri, 17 Jul 2026 06:20:41 -0400https://liberty.io/volume-mute-and-unmute-button-getting-pressed-frequently.htmlhttps://liberty.io/volume-mute-and-unmute-button-getting-pressed-frequently.htmlI have installed ubuntu 18.04 on my Lenovo laptop. Since the laptop was almost 4 years old, one of my volume mute/unmute button got damaged and the relevant key press/release event got triggered ...Fri, 17 Jul 2026 06:10:13 -0400https://liberty.io/how-to-stop-all-processes-of-a-snap-package-like-android-studio.htmlhttps://liberty.io/how-to-stop-all-processes-of-a-snap-package-like-android-studio.htmlThis question is odd. Please note that this is not an android-studio question but a snap question. android-studio only is one culprit which misbehaves and should be restrained by snap. android-st......Fri, 17 Jul 2026 06:07:27 -0400https://liberty.io/set-encrypted-home-passphrase.htmlhttps://liberty.io/set-encrypted-home-passphrase.htmlI just reinstalled Ubuntu, Natty. I set to use encrypted home, but once the system was running, I was asked to define the encrypted home passphrase. Out of haste, I skipped that, but now I want to ......Fri, 17 Jul 2026 06:02:13 -0400https://liberty.io/what-does-039-without-password-039-mean-in-sshd-config-file.htmlhttps://liberty.io/what-does-039-without-password-039-mean-in-sshd-config-file.htmlI just installed Ubuntu 14.04 on my server and I was setting up all my config files when I came across this in my sshd_config file: # Authentication: LoginGraceTime 120 PermitRootLogin without-pas......Fri, 17 Jul 2026 05:45:12 -0400https://liberty.io/how-do-install-glassfish-on-ubuntu-server-12-x.htmlhttps://liberty.io/how-do-install-glassfish-on-ubuntu-server-12-x.htmlDoes anyone know how to install Glassfish on ubuntu server? is there some kind of command line that does it seeing as ubuntu server has no UI so to speak? For example, if I wish to install mysql I ...Fri, 17 Jul 2026 05:41:35 -0400https://liberty.io/black-screen-after-installing-vboxvideo-module-on-guest-kubuntu-17-04.htmlhttps://liberty.io/black-screen-after-installing-vboxvideo-module-on-guest-kubuntu-17-04.htmlAfter installing vboxvideo module, I can only access console using Host+F1 thru F6. I keep getting a black screen instead of regular UI. I even tried to upgrade to 17.10 without any change. My ...Fri, 17 Jul 2026 05:34:20 -0400https://liberty.io/how-to-extract-one-file-from-a-specific-directory-of-a-zip-file.htmlhttps://liberty.io/how-to-extract-one-file-from-a-specific-directory-of-a-zip-file.htmlI got a zip file like this: zipfile.zip |______ -JWQYBCVAQA= |_______ text.txt othergarbage.jpg othergarba......Fri, 17 Jul 2026 05:19:58 -0400https://liberty.io/external-hdmi-display-detected-but-not-working.htmlhttps://liberty.io/external-hdmi-display-detected-but-not-working.htmlI am using Dell XPS 13 9360 with Ubuntu 16.04. It does not have a HDMI slot, so I have a USB-C-to-HDMI adapter, which is then connected to my monitor: DELL S2240L. In System Settings > Displays......Fri, 17 Jul 2026 05:16:48 -0400https://liberty.io/sudo-unable-to-resolve-host-legend27.htmlhttps://liberty.io/sudo-unable-to-resolve-host-legend27.htmlI am new to this and need help I got this error and need step by step instructions sudo: unable to resolve host legend27 I am running Ubuntu 16.04...Fri, 17 Jul 2026 05:16:00 -0400https://liberty.io/ubuntu-keyutils-error.htmlhttps://liberty.io/ubuntu-keyutils-error.htmlHow to resolve this error ? root@ubuntu:/tmp# gcc a.c -o a -lkeyutils -Wall a.c:8:22: fatal error: keyutils.h: No such file or directory compilation terminated. root@ubuntu:/tmp#...Fri, 17 Jul 2026 05:02:31 -0400https://liberty.io/5-1-surround-sound-shows-as-an-option-however-the-sound-test-doesn-039.htmlhttps://liberty.io/5-1-surround-sound-shows-as-an-option-however-the-sound-test-doesn-039.htmlI'm trying to setup a Soundblaster X-Fi to output 5.1 surround sound to a sound system. I've checked on the sound system itself that all 5.1 speakers work. When I go into the sound settings I see t......Fri, 17 Jul 2026 04:53:52 -0400https://liberty.io/electricsheep-screensaver-won-039-t-start.htmlhttps://liberty.io/electricsheep-screensaver-won-039-t-start.htmlAfter the installation of electricsheep, the screensaver won't work: it starts fading to black then, when it should display the screensaver, it suddenly goes back to desktop. I read that disabling ......Fri, 17 Jul 2026 04:52:19 -0400https://liberty.io/only-able-to-connect-via-ethernet-wifi-isn-039-t-even-an-option.htmlhttps://liberty.io/only-able-to-connect-via-ethernet-wifi-isn-039-t-even-an-option.htmlI have looked through the community but being new gives me a disadvantage... I have Ubuntu 14.04LTS installed on a Dell Latitude D830 I went to software updates and enabled the broadcom driver Also ...Fri, 17 Jul 2026 04:48:22 -0400https://liberty.io/how-to-solve-permission-denied-when-using-sudo-with-redirection-in-bas.htmlhttps://liberty.io/how-to-solve-permission-denied-when-using-sudo-with-redirection-in-bas.htmlWhen using sudo to allow edits to files, I regularly get 'permission denied'. For example, my mouse is jittery and sluggish, so I want to disable polling: sudo echo "options drm_kms_helper poll=N......Fri, 17 Jul 2026 04:36:40 -0400https://liberty.io/how-do-i-verify-an-asc-key-fingerprint.htmlhttps://liberty.io/how-do-i-verify-an-asc-key-fingerprint.htmlAt the moment, I'm trying to check the fingerprint of the oracle_vbox.asc key that I downloaded from http://www.virtualbox.org/wiki/Linux_Downloads: they provide the key and the fingerprint but no ...Fri, 17 Jul 2026 04:11:30 -0400https://liberty.io/how-do-i-downgrade-firefox-v-57-to-v-56.htmlhttps://liberty.io/how-do-i-downgrade-firefox-v-57-to-v-56.htmlWhat is the most straight forward way to downgrade Firefox 57 to Firefox 56? This is to have more time to wait for working replacements for legacy extensions....Fri, 17 Jul 2026 04:08:19 -0400https://liberty.io/wifi-randomly-disconnects-until-reboot-on-ubuntu-20-04.htmlhttps://liberty.io/wifi-randomly-disconnects-until-reboot-on-ubuntu-20-04.htmlRecently I have come across a bug where my WiFi disconnects, and I am unable to find a network until I reboot my computer. I run Lubuntu only and didn't start having this issue for several months o......Fri, 17 Jul 2026 03:42:31 -0400https://liberty.io/connect-to-xbox-using-windows-media-center.htmlhttps://liberty.io/connect-to-xbox-using-windows-media-center.htmlIs there any software available for ubuntu that can emulate Windows Media Center for connecting a computer to an xbox? I tried following the xbox wizard, but it says that I need Windows. I just wa......Fri, 17 Jul 2026 03:15:47 -0400https://liberty.io/how-to-correctly-add-git-man-pages-to-ubuntu.htmlhttps://liberty.io/how-to-correctly-add-git-man-pages-to-ubuntu.htmlI was starting out with git and decided to have a look at help pages. Upon typing: git help config I receive the following error message: man: can't resolve /usr/share/man/man1/git-config.1.gz: No ...Fri, 17 Jul 2026 03:12:54 -0400https://liberty.io/removing-duplicate-rows-based-on-column-value.htmlhttps://liberty.io/removing-duplicate-rows-based-on-column-value.htmlI have a text file of size approx. 25 GB. I want to delete the duplicate rows based on the value in second column. If duplicates are found in a file then, I want to delete all rows with that value in ...Fri, 17 Jul 2026 03:11:19 -0400https://liberty.io/help-running-docker-with-gpu-on-ubuntu-18-04-4-lts.htmlhttps://liberty.io/help-running-docker-with-gpu-on-ubuntu-18-04-4-lts.htmlI'm trying to follow https://www.tensorflow.org/install/gpu#ubuntu_1804_cuda_101 to get docker working with GPU on Ubuntu 18.04.4 LTS. I'll copy the instructions here for reference: # Add NVIDIA ...Fri, 17 Jul 2026 03:04:37 -0400https://liberty.io/create-a-desktop-file-cannot-find-the-icon-on-my-desktop.htmlhttps://liberty.io/create-a-desktop-file-cannot-find-the-icon-on-my-desktop.htmlI am trying to install Firefox Dev and followed this: How do I install the Firefox Developer Edition? I created, with nano, a file: firefox_dev.desktop in ~/.local/share/applications/firefox_dev....Fri, 17 Jul 2026 02:57:22 -0400https://liberty.io/problems-using-ibus-input-method-for-pinyin-chinese.htmlhttps://liberty.io/problems-using-ibus-input-method-for-pinyin-chinese.htmlI am trying to use ibus-pinyin to input Chinese; but, I am having a problem. The ibus input method always gives me unexpected Chinese characters. For example, if I type "zhongwen", it doesn't gi......Fri, 17 Jul 2026 02:46:20 -0400https://liberty.io/sublime-text-3-open-files-in-browser.htmlhttps://liberty.io/sublime-text-3-open-files-in-browser.htmlHow can I create a Sublime Text keybind to open my Chrome web browser on html files? On Windows I would write this: { "cmd": ["C:\Program Files\", "$file"] }...Fri, 17 Jul 2026 02:25:40 -0400https://liberty.io/banshee-is-working-very-slow.htmlhttps://liberty.io/banshee-is-working-very-slow.htmlBanshee is working on my PC very slow. My pc should have enough power (2x3Ghz, 4GB-Ram, 7GB-Swap, 1GB-Graphics, 32bit Ubuntu) but the switching between playlists is working very low. default versi......Fri, 17 Jul 2026 02:18:20 -0400https://liberty.io/super-resolution-in-gimp.htmlhttps://liberty.io/super-resolution-in-gimp.htmlDoes anyone have any tips on how to apply Super Resolution techniques in GIMP? I have done a lot of reading but I could not find any examples for GIMP......Fri, 17 Jul 2026 02:17:10 -0400https://liberty.io/xrdp-on-ubuntu-mate-16-04-error-connecting.htmlhttps://liberty.io/xrdp-on-ubuntu-mate-16-04-error-connecting.htmlFresh install and update of Ubuntu Mate 16.04 on a Dell Optiplex 780. Connecting from a Windows 10 client. Installed xRDP directly after and tried to connect from Windows. Got into the RDP sessi......Fri, 17 Jul 2026 02:16:53 -0400https://liberty.io/how-to-install-vlc-with-no-internet-connection-duplicate.htmlhttps://liberty.io/how-to-install-vlc-with-no-internet-connection-duplicate.htmlI need to install VNC in one Ubuntu machine. The problem is that machine is in a remote site with no internet access whatsoever. I could download a VLC installer for Ubuntu and take it to the mach......Fri, 17 Jul 2026 02:08:15 -0400https://liberty.io/ubuntu-16-04-lts-on-alienware-aurora-r7-kernel-panic-on-shutdown.htmlhttps://liberty.io/ubuntu-16-04-lts-on-alienware-aurora-r7-kernel-panic-on-shutdown.htmlI just installed 16.04 LTS on my new desktop, Dell Alienware Aurora R7, with i7-8700K, 32GB RAM, SSD(SM961 NVMe SSD) and 1080TI. So far, everything works ok except I get a kernel panic when I try to ...Fri, 17 Jul 2026 02:07:07 -0400https://liberty.io/see-terminal-text-039-waiting-for-cache-lock-039-error-how-to-fix-i-03.htmlhttps://liberty.io/see-terminal-text-039-waiting-for-cache-lock-039-error-how-to-fix-i-03.htmladvait@advait-Bravo-15-A4DDR:~$ sudo apt install ubuntu-restricted-extras Waiting for cache lock: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 43843 (synaptic) Waitin......Fri, 17 Jul 2026 02:03:54 -0400https://liberty.io/google-chrome-causing-file-system-to-mount-as-read-only.htmlhttps://liberty.io/google-chrome-causing-file-system-to-mount-as-read-only.htmlSo disclaimer, I am using Lubuntu 12.04 but I'm almost certain it shouldn't make any difference. Earlier this week I resized my lubuntu partition on my harddrive with GParted to be 25 GBs smaller......Fri, 17 Jul 2026 01:58:20 -0400https://liberty.io/how-do-i-install-make.htmlhttps://liberty.io/how-do-i-install-make.html/usr/bin/perl install-module.pl --all ERROR: Using install-module.pl requires that you install "make". I need to install make on my ubuntu on AWS EC2. How can I do that ? I could finally install b......Fri, 17 Jul 2026 01:55:23 -0400https://liberty.io/low-lm-sensors-voltages-on-gigabyte-ga-h87-d3h.htmlhttps://liberty.io/low-lm-sensors-voltages-on-gigabyte-ga-h87-d3h.htmlI'm seeing the following readings from lmsensors $ sensors it8728-isa-0a30 Adapter: ISA adapter in0: 24.00 mV (min = +0.00 V, max = +3.06 V) in1: 2.03 V (min = +0.00 V, max =......Fri, 17 Jul 2026 01:44:20 -0400https://liberty.io/how-get-join-me-in-ubuntu.htmlhttps://liberty.io/how-get-join-me-in-ubuntu.htmlI'd like to know if there's any way of getting join.me to work in Ubuntu? I'm not looking for a similar software. I need it to be join.me....Fri, 17 Jul 2026 01:41:41 -0400https://liberty.io/how-do-i-control-the-fan-on-a-apple-mac-mini.htmlhttps://liberty.io/how-do-i-control-the-fan-on-a-apple-mac-mini.htmlI am running 12.04 LTS on Apple mini hardware (about 4 years old). The fan seems to run non-stop. "ThinkFan" is installed but I do not know how to use it in order to modulate fan speed. The soft......Fri, 17 Jul 2026 01:39:48 -0400https://liberty.io/how-do-i-chop-the-first-20-seconds-off-every-video-in-a-folder.htmlhttps://liberty.io/how-do-i-chop-the-first-20-seconds-off-every-video-in-a-folder.htmlI guess there's an ffmpeg command that would do this. I have a folder full of a bunch of videos that have an unnecessary 20 second plate at the start. I don't want to re-encode them or change any......Fri, 17 Jul 2026 01:37:07 -0400https://liberty.io/how-to-fix-oserror-errno-1-operation-not-permitted-when-opening-file-w.htmlhttps://liberty.io/how-to-fix-oserror-errno-1-operation-not-permitted-when-opening-file-w.htmlAfter installing sublime text 2 using the following code: sudo add-apt-repository ppa:webupd8team/sublime-text-2 sudo apt-get update sudo apt-get install sublime-text (Slighlty relevant) I attemp......Fri, 17 Jul 2026 01:31:37 -0400https://liberty.io/is-there-a-way-to-make-a-fullscreen-on-virtualbox.htmlhttps://liberty.io/is-there-a-way-to-make-a-fullscreen-on-virtualbox.htmlI tried many ways to make a bigger screen in VirtualBox because I do not like the small size of the guest window? Is there is a way to make it big?...Fri, 17 Jul 2026 01:29:46 -0400https://liberty.io/how-to-access-my-android-phone-from-my-terminal.htmlhttps://liberty.io/how-to-access-my-android-phone-from-my-terminal.htmlI plugged my Kit-kat android phone up to my Ubuntu 14.04 computer and I enter the terminal and I want to be able to access files on my phone like the media and music folders through the terminal.........Fri, 17 Jul 2026 01:17:17 -0400https://liberty.io/cpu-frequency-error-ubuntu-on-raspberry-pi.htmlhttps://liberty.io/cpu-frequency-error-ubuntu-on-raspberry-pi.htmlI have Ubuntu 18.04.1 installed on my Raspberry Pi and two USB devices attached: One small bluetooth adapter and one small Wifi adapter. I am connecting to the wifi network with wpa_supplicant like......Fri, 17 Jul 2026 01:13:58 -0400https://liberty.io/apt-update-google-cloud-expkeysig-err-3-public-key-is-not-available.htmlhttps://liberty.io/apt-update-google-cloud-expkeysig-err-3-public-key-is-not-available.htmlI'm getting this error when running apt update: Err:3 http://packages.cloud.google.com/apt cloud-sdk InRelease The following signatures were invalid: EXPK......Fri, 17 Jul 2026 01:08:06 -0400https://liberty.io/i-need-to-install-numpy-1-8-1-for-ubuntu-14-04-downgrade-from-1-8-2.htmlhttps://liberty.io/i-need-to-install-numpy-1-8-1-for-ubuntu-14-04-downgrade-from-1-8-2.htmlmy ubuntu is 14.04. I need to install numpy 1.8.1. Where can I find its directory?...Fri, 17 Jul 2026 01:07:32 -0400https://liberty.io/how-to-change-the-permission-of-my-internal-cd-dvd-drive.htmlhttps://liberty.io/how-to-change-the-permission-of-my-internal-cd-dvd-drive.htmlI decided to build my own gui (ubuntu server, openbox and stuff). I am having a permissions problem with my cd drive. When I try to mount it with user privileges it tells me that I'm not allowed. ......Fri, 17 Jul 2026 01:02:51 -0400https://liberty.io/what-are-common-causes-for-greatly-decreased-internet-speeds.htmlhttps://liberty.io/what-are-common-causes-for-greatly-decreased-internet-speeds.htmlTwo days ago I set my computer up to dual-boot with Windows 7 and Ubuntu 11.04. On windows 7, my download speed averages around 500kb/s, regardless of time of day. On Ubuntu, downloading simple upd......Fri, 17 Jul 2026 01:01:49 -0400https://liberty.io/how-do-i-generate-a-file-with-suitable-permissions-using-sprintf-write.htmlhttps://liberty.io/how-do-i-generate-a-file-with-suitable-permissions-using-sprintf-write.html#include <stdio.h> #include <stdlib.h> #include <fcntl.h> #include <sys/stat.h> void main(){ char tmp[12]={0x0}; int i=13; sprintf(tmp,"%11d", i); int fd = ......Fri, 17 Jul 2026 00:52:31 -0400https://liberty.io/how-can-i-uninstall-my-current-java-and-install-sun-java-1-6.htmlhttps://liberty.io/how-can-i-uninstall-my-current-java-and-install-sun-java-1-6.htmlI installed jdk using the following command: sudo apt-get install default-jdk but it is the wrong version. I need Java SE 1.6 for building Android. When I try building Android, I get a mess......Fri, 17 Jul 2026 00:38:40 -0400https://liberty.io/embedding-album-art-in-m4a-files.htmlhttps://liberty.io/embedding-album-art-in-m4a-files.htmlI have a directory of m4a files together with a single album art image named cover.jpg. How can I 'embed' this album art image into the m4a files using the command line?...Fri, 17 Jul 2026 00:33:35 -0400https://liberty.io/can-i-install-ubuntu-on-xbox-360.htmlhttps://liberty.io/can-i-install-ubuntu-on-xbox-360.htmlI have Ubuntu 18.04 on the flash and I want to install Ubuntu 18.04 on the xbox 360 jtag. Can I do this? If yes, please show me the way to do this....Fri, 17 Jul 2026 00:26:47 -0400https://liberty.io/using-sed-or-awk-to-remove-near-duplicates.htmlhttps://liberty.io/using-sed-or-awk-to-remove-near-duplicates.htmlI currently use the following to get as close as I can do to a file cut -d ' ' -f 3- /var/log/issues.log | sed -E 's/[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}//g' | sort -u So far it gets rid......Fri, 17 Jul 2026 00:13:57 -0400https://liberty.io/what-happens-with-the-case-sensitive-directories-and-files-in-an-ntfs-.htmlhttps://liberty.io/what-happens-with-the-case-sensitive-directories-and-files-in-an-ntfs-.htmlI use Ubuntu since 1,5 years. I upgraded my computer so that's the time for backup, fresh install, etc. I will make a dual boot system, so here is my problem: I have some (i don't know exactly how......Fri, 17 Jul 2026 00:11:21 -0400https://liberty.io/how-to-add-path-of-a-program-to-path-environment-variable-duplicate.htmlhttps://liberty.io/how-to-add-path-of-a-program-to-path-environment-variable-duplicate.htmlPossible Duplicate: How to add a directory to my path? I need to use a program in my job. I followed the installation instructions of this PROGRAM. However, when I try to run it the message ap......Fri, 17 Jul 2026 00:10:30 -0400https://liberty.io/how-to-know-the-current-brightness-and-reddiness-with-redshift.htmlhttps://liberty.io/how-to-know-the-current-brightness-and-reddiness-with-redshift.htmlredshift sets how bright and reddish will show the display. Say that the system is adjusted by executing redshift -l 55:55 -t 3600:3600 After setting them, is there any way to read these data out?...Fri, 17 Jul 2026 00:05:30 -0400https://liberty.io/impossible-to-wget-a-link-with-php-redirection.htmlhttps://liberty.io/impossible-to-wget-a-link-with-php-redirection.htmlI tried all the tricks I could find to download this link from terminal using wget and curl : http://libgen.gs/ads.php?md5=5C757EA95B47CEAB5065B26EEB55896A None succeeded to get me the epub book t......Thu, 16 Jul 2026 23:58:38 -0400https://liberty.io/how-to-install-wacom-bamboo-pen.htmlhttps://liberty.io/how-to-install-wacom-bamboo-pen.htmlI have a new Wacom Bamboo Pen. I'm using Ubuntu 10.10 64bit. After googling a little bit, I checked that xserver-xorg-input-wacom was installed. I plugged in my tablet. I rebooted my computer. Not......Thu, 16 Jul 2026 23:52:11 -0400https://liberty.io/ocserv-dropping-connections-ocserv-0-12-6-on-ubuntu-20-04-03.htmlhttps://liberty.io/ocserv-dropping-connections-ocserv-0-12-6-on-ubuntu-20-04-03.htmlServer: OCServ ocserv 0.12.6 Compiled with: seccomp, tcp-wrappers, oath, radius, gssapi, PAM, PKCS#11, AnyConnect GnuTLS version: 3.6.13 (compiled with 3.6.11) Client: openconnect OpenConnect ver......Thu, 16 Jul 2026 23:46:06 -0400https://liberty.io/mongod-unrecognized-service-mongod-service-is-present-already.htmlhttps://liberty.io/mongod-unrecognized-service-mongod-service-is-present-already.htmlother services like apache2, etc are working fine. But when I type sudo service mongod start I get this error: mongod: unrecognized service I have this file: /lib/systemd/system/mongod.service ......Thu, 16 Jul 2026 23:41:43 -0400https://liberty.io/how-do-i-find-out-what-filesystem-my-partitions-are-using.htmlhttps://liberty.io/how-do-i-find-out-what-filesystem-my-partitions-are-using.htmlIs there a way to find out what file system my partitions are using?...Thu, 16 Jul 2026 23:39:39 -0400https://liberty.io/fresh-21-10-install-can-039-t-play-mp4-files-what-to-do.htmlhttps://liberty.io/fresh-21-10-install-can-039-t-play-mp4-files-what-to-do.htmlI'm a little surprised that my fresh install of Ubuntu 21.10 can't play .mp4 files. This seems like a rather basic ability. Anyway, after getting very unhelpful errors in VLC, I installed the default ...Thu, 16 Jul 2026 23:26:14 -0400https://liberty.io/if-i-have-clamav-do-i-need-to-install-rootkit-hunter.htmlhttps://liberty.io/if-i-have-clamav-do-i-need-to-install-rootkit-hunter.htmlSo I have clamav the antivirus but is that a protection against rootkits or do I need to install rootkit hunter as well with clamav?...Thu, 16 Jul 2026 23:23:36 -0400https://liberty.io/cam-link-4k-was-working-but-now-it-isn-039-t.htmlhttps://liberty.io/cam-link-4k-was-working-but-now-it-isn-039-t.html20.04 on a Lenovo X1 carbon, if it matters I have a Cam Link 4K USB HDMI adapter, the purpose of which is to connect the HDMI output of a camera to a USB input. I have managed to get it working in ......Thu, 16 Jul 2026 23:21:32 -0400https://liberty.io/behringer-usb-guitar-link-how-to.htmlhttps://liberty.io/behringer-usb-guitar-link-how-to.htmlI have a usb guitar link as stated in the title, and cannot get the thing to work with Ubuntu. The device is connected and running but I get no sound through the guitar. I know it uses a AISO driv......Thu, 16 Jul 2026 23:16:55 -0400https://liberty.io/32-bit-or-64-bit-for-dell-optiplex-780-duplicate.htmlhttps://liberty.io/32-bit-or-64-bit-for-dell-optiplex-780-duplicate.htmlMy Dell Optiplex 780 is blanccoed, how do I know whether I need a 32 or 64 bit ubuntu?...Thu, 16 Jul 2026 23:12:12 -0400https://liberty.io/share-ssh-on-the-web.htmlhttps://liberty.io/share-ssh-on-the-web.htmlI have my Ubuntu running in my home network. It has no any port forwards from router that shares Internet. I would like to access my Ubuntu to check log files and execute some commands. It would be......Thu, 16 Jul 2026 23:10:19 -0400https://liberty.io/print-screen-button-does-not-work-after-upgrading-to-ubuntu-18-04-dupl.htmlhttps://liberty.io/print-screen-button-does-not-work-after-upgrading-to-ubuntu-18-04-dupl.htmlI have upgraded my Ubuntu 16.04 to Ubuntu 18.04 and now the print screen is not working....Thu, 16 Jul 2026 23:10:11 -0400https://liberty.io/no-audio-when-plugging-external-monitor-through-hdmi.htmlhttps://liberty.io/no-audio-when-plugging-external-monitor-through-hdmi.htmlIf I plug my external monitor through HDMI, I lose audio in my laptop. My external monitor doesn't have audio, so I want to keep the audio in the laptop's speakers. How can I do that?...Thu, 16 Jul 2026 23:08:01 -0400https://liberty.io/lxqt-lubuntu-19-10-has-no-bluetooth-panel-indicator.htmlhttps://liberty.io/lxqt-lubuntu-19-10-has-no-bluetooth-panel-indicator.htmlWhen recently installing Lubuntu 19.10 I notice there is no bluetooth indicator present, although bluedevil is installed and I can run "Bluedevil Wizard". In order to get an indicator I have instal......Thu, 16 Jul 2026 23:05:04 -0400https://liberty.io/pdf-invert-from-white-to-black-background-and-black-to-white-font-is-t.htmlhttps://liberty.io/pdf-invert-from-white-to-black-background-and-black-to-white-font-is-t.htmlIf I am reading my PDFs, I am searching for an application to invert my PDF from white background and black font to black background and white font. Is there an application for that? Very much thanks!...Thu, 16 Jul 2026 23:02:20 -0400https://liberty.io/raid-slow-on-all-levels.htmlhttps://liberty.io/raid-slow-on-all-levels.htmlI am getting very slow write speeds (<1MB) with RAID 1 and RAID 0 (striping and mirroring). The read speeds are sufficiently fast but writing is very slow. At first I thought it was just poor ...Thu, 16 Jul 2026 22:47:56 -0400https://liberty.io/dmenu-not-detecting-noto-color-emoji-font.htmlhttps://liberty.io/dmenu-not-detecting-noto-color-emoji-font.htmlMy dmenu is not able to detect the noto color emoji font. It can detect other fonts but not this one. How to solve this? ➜ fc-list | grep -i "notocoloremoji" /usr/share/fonts/truetype/noto/...Thu, 16 Jul 2026 22:45:12 -0400https://liberty.io/tmp-shows-690-mb-full-actual-size-72-k-why.htmlhttps://liberty.io/tmp-shows-690-mb-full-actual-size-72-k-why.htmlWhy is /tmp diretory on my system showing 690 Mb full, whereas du -sh /tmp shows only 72K full? drwxrwxrwt 2 lightdm lightdm 4096 Aug 29 21:49 at-spi2 drwx------ 2 ankit ankit 4096 Aug 29 21......Thu, 16 Jul 2026 22:39:44 -0400https://liberty.io/wrong-battery-percentage-when-using-ubuntu.htmlhttps://liberty.io/wrong-battery-percentage-when-using-ubuntu.htmlI am using Ubuntu 21.04 dual boot with windows 10. When I use Ubuntu the battery percentage which is shown is not consistent. sometimes when I connect the charge, I hear the sound that comes from m......Thu, 16 Jul 2026 22:25:30 -0400https://liberty.io/br-netfilter-missing-in-ubuntu-14-04.htmlhttps://liberty.io/br-netfilter-missing-in-ubuntu-14-04.htmlI have the following problem when running docker.io: Running modprobe bridge nf_nat br_netfilter failed with message: modprobe: WARNING: Module br_netfilter not found. I tried running modprobe ...Thu, 16 Jul 2026 22:10:06 -0400https://liberty.io/python-subprocess-call-not-working-as-expected.htmlhttps://liberty.io/python-subprocess-call-not-working-as-expected.htmlI started down this rabbit hole as a means to familiarize myself with how one would go about creating a setup script in python. The choice of python was simply rooted in my familiarity with it whil......Thu, 16 Jul 2026 22:07:39 -0400https://liberty.io/what-does-a-wallpaper-with-a-clock-mean.htmlhttps://liberty.io/what-does-a-wallpaper-with-a-clock-mean.htmlI was changing my wallpaper and I saw one with a clock on the lower right. I choice it and it was not there. So it is indicating it does something. This is most likely me being blind....Thu, 16 Jul 2026 22:06:30 -0400https://liberty.io/how-to-split-a-string-from-a-column-using-awk.htmlhttps://liberty.io/how-to-split-a-string-from-a-column-using-awk.htmlI am a noob in Linux. I have a file like this: col1 col2 col3 ID1234567-DNA_A01 chr1_10203040_T/C gene 0 ID1234568-DNA_A02 chr1_10203050_T/A gene 0 ...Thu, 16 Jul 2026 22:06:06 -0400https://liberty.io/can-i-directly-download-audio-using-youtube-dl.htmlhttps://liberty.io/can-i-directly-download-audio-using-youtube-dl.htmlCan I directly download audio from a YouTube video instead of first downloading audio+video and then extracting the audio?...Thu, 16 Jul 2026 22:04:02 -0400https://liberty.io/how-to-mount-a-hibernated-windows-drive-closed.htmlhttps://liberty.io/how-to-mount-a-hibernated-windows-drive-closed.htmlI was hoping I'd never need it, but I kept a Ubuntu boot USB stick just in case, and the case has arrived. This morning, my Windows 10 system would not boot, the SSD apparently no longer recognized......Thu, 16 Jul 2026 22:01:02 -0400https://liberty.io/how-to-comment-20-lines-of-python-code-on-vim.htmlhttps://liberty.io/how-to-comment-20-lines-of-python-code-on-vim.htmlHow to comment 20 lines of code at a time from a python file in vi/vim. What command can I use instead of using # or """ ??...Thu, 16 Jul 2026 21:54:23 -0400https://liberty.io/how-to-set-path-to-newly-built-gcc.htmlhttps://liberty.io/how-to-set-path-to-newly-built-gcc.htmlI just built and installed gcc6.3.0 for MATLAB, but I can't set the path to it. I tried export PATH=/home/mo/GCC-6.3.0:$PATH but this still gives the path to default gcc9.3.0. Ubuntu20.04....Thu, 16 Jul 2026 21:51:12 -0400https://liberty.io/vim-save-file-without-to-close-it-duplicate.htmlhttps://liberty.io/vim-save-file-without-to-close-it-duplicate.htmlHow is it possible to save the vim file without to close it? I do a change, save it immediately and continue to work with the file without to reopen it again... I have found of course the question ......Thu, 16 Jul 2026 21:49:06 -0400https://liberty.io/when-compiling-a-project-maven-throws-an-error.htmlhttps://liberty.io/when-compiling-a-project-maven-throws-an-error.htmlOS Linux - Ubuntu 20.04.2 LTS When compiling a project, Maven throws an error [ERROR] Error executing Maven. [ERROR] java.lang.IllegalStateException: Unable to load cache item [ERROR] Caused by: Un......Thu, 16 Jul 2026 21:45:22 -0400https://liberty.io/netplan-on-ubuntu-18-10-cosmic-cuttlefish-dhcp4-static-routes.htmlhttps://liberty.io/netplan-on-ubuntu-18-10-cosmic-cuttlefish-dhcp4-static-routes.htmlI'm using fresh Ubuntu Server 18.10 (Cosmic) installation with netplan. What I'm trying to achieve is to setup network interface via DHCP and add some static routes. With static IP settings thing......Thu, 16 Jul 2026 21:39:25 -0400https://liberty.io/need-to-cancel-a-scheduled-shutdown.htmlhttps://liberty.io/need-to-cancel-a-scheduled-shutdown.htmlI'm very new to ubuntu. I am trying to cancel a shutdown I accidently put using the command echo "0 3 * * * root /sbin/shutdown -h 5 'system will reboot in 5 minutes'" | sudo tee /etc/cro......Thu, 16 Jul 2026 21:31:36 -0400https://liberty.io/how-to-increase-font-size-in-vim-editor.htmlhttps://liberty.io/how-to-increase-font-size-in-vim-editor.htmlI write C programs in Vim; the font size in it is very small. Is there any option to increase the font size in Vim?...Thu, 16 Jul 2026 21:28:38 -0400https://liberty.io/webupd8-oracle-java-7-installer-failing-with-404.htmlhttps://liberty.io/webupd8-oracle-java-7-installer-failing-with-404.htmlI am attempting to install java7 in a docker image. This was working till a few days ago. Commands are: apt-get --fix-missing update apt-get -y upgrade apt-get -y install software-...Thu, 16 Jul 2026 21:16:19 -0400https://liberty.io/changing-ssh-ciphers-on-ec2-ubuntu.htmlhttps://liberty.io/changing-ssh-ciphers-on-ec2-ubuntu.htmlI'm running ubuntu on an Amazon EC2 server - I need to lock down the ssh ciphers for pci compliance. I have tried editing the /etc/ssh/sshd_config, with these lines: Ciphers aes256-ctr,aes192-ctr,...Thu, 16 Jul 2026 21:14:11 -0400https://liberty.io/how-do-you-hide-icons-in-the-system-tray-in-ubuntu-14-04.htmlhttps://liberty.io/how-do-you-hide-icons-in-the-system-tray-in-ubuntu-14-04.htmlI just moved from windows a few days ago and I find it very uncomfortable to have all the icons in the system tray showing all the time. How can I hide them into a drop down (kind of like in window......Thu, 16 Jul 2026 21:14:08 -0400https://liberty.io/lg-g-pad-70-and-pine-phone.htmlhttps://liberty.io/lg-g-pad-70-and-pine-phone.htmlSo grateful to have a space like this with folks like you to help educate newbies like myself. I've inherited an LG G Pad 70 and just purchased a Pine Phone. I want to stop all android use and jump......Thu, 16 Jul 2026 21:05:02 -0400https://liberty.io/no-such-file-or-directory-but-file-png-exists.htmlhttps://liberty.io/no-such-file-or-directory-but-file-png-exists.htmlI'm newbie of Ubuntu. This command was used for the xcowsay config file, and when I used the source command, it was an error: -bash: alt-image=/home/abc/Documents/b_st_159.png: No such file or dire......Thu, 16 Jul 2026 21:01:41 -0400https://liberty.io/appimages-won-039-t-open-on-ubuntu-22-04.htmlhttps://liberty.io/appimages-won-039-t-open-on-ubuntu-22-04.htmlFirst of all, I have given it permissions to execute. I have installed libfuse2. Still won't open. I should mention that I have another machine with Ubuntu 22.04 where they open fine. Not sure how ......Thu, 16 Jul 2026 20:38:22 -0400https://liberty.io/how-do-i-pause-resume-download-and-install-from-terminal.htmlhttps://liberty.io/how-do-i-pause-resume-download-and-install-from-terminal.htmlI mostly use terminal for installation of programs (as does mostly everybody). However, at times (particularly when I have low battery and no charger wire OR more importantly, when installer file i......Thu, 16 Jul 2026 20:29:03 -0400https://liberty.io/only-download-updates-after-midnight-and-before-5am.htmlhttps://liberty.io/only-download-updates-after-midnight-and-before-5am.htmlI am running Ubuntu 14.04 LTS. Is there a way to set the system to only download updates after midnight and before 5am?...Thu, 16 Jul 2026 20:28:54 -0400https://liberty.io/conflicts-between-usr-lib-usr-local-lib-and-blake2.htmlhttps://liberty.io/conflicts-between-usr-lib-usr-local-lib-and-blake2.htmlI'm using a SEMECS library, a dependency is the libb2 BLACK2 library, I installed this library and it was installed successfully, but it was in usr/local/lib and it seems that SEMECS looks for it i......Thu, 16 Jul 2026 20:23:45 -0400