https://liberty.ioCurated star highlights with fresh energy.en-usSun, 02 Aug 2026 17:39:04 -0400https://liberty.io/what-is-unlock-keyring-and-how-do-i-get-rid-of-it-duplicate.htmlhttps://liberty.io/what-is-unlock-keyring-and-how-do-i-get-rid-of-it-duplicate.html(In my case this message never appeared before installing Ubuntu One - see this question). Can I use Ubuntu One and avoid being prompted each time like this? I use Lubuntu 12.04. Edit: After excha......Sun, 02 Aug 2026 21:38:41 -0400https://liberty.io/how-can-i-show-images-and-videos-on-ubuntu-server.htmlhttps://liberty.io/how-can-i-show-images-and-videos-on-ubuntu-server.htmlI am using an ARM-based RaspberryPi-like board, and Ubuntu Server on it. I'd like to write a C++ program that can show some images and videos. I mean I can include some libraries above my program and ...Sun, 02 Aug 2026 21:36:32 -0400https://liberty.io/cannot-ssh-into-ubuntu-server-by-hostname.htmlhttps://liberty.io/cannot-ssh-into-ubuntu-server-by-hostname.htmlI just set up Ubuntu 12.04 Server on an old box laying around, connected to my router via ethernet. I set up openssh-server as instructed for remote access, but I cannot ssh into it from my laptop ......Sun, 02 Aug 2026 21:33:40 -0400https://liberty.io/postgresql-broken-after-14-04-despite-succesful-pg-upgrade.htmlhttps://liberty.io/postgresql-broken-after-14-04-despite-succesful-pg-upgrade.htmlI'm running an Ubuntu VPS where i'm am upgrading to 14.04. everything has gone smoothly so far. Except the PostgreSQL migration from 9.1 to 9.3. The server hosts a Django 1.6 site and the tracebac......Sun, 02 Aug 2026 21:30:34 -0400https://liberty.io/difference-between-netinstall-hdmedia-and-live-install-images-on-unetb.htmlhttps://liberty.io/difference-between-netinstall-hdmedia-and-live-install-images-on-unetb.htmlUNetBootin comes with three different choices for Ubunutu images: NetInstall, HdMedia, and Live. What's the difference?...Sun, 02 Aug 2026 21:25:19 -0400https://liberty.io/cannot-access-xampp-linux-x64-1-8-3-1-installer-run-no-such-file-or-di.htmlhttps://liberty.io/cannot-access-xampp-linux-x64-1-8-3-1-installer-run-no-such-file-or-di.htmlI am a complete novice with Linux Ubuntu. When installing xampp it occurs to me this message: Can not access 'xampp-linux-x64-1.8.3-1-installer.run': No such file or directory I followed these ...Sun, 02 Aug 2026 21:20:14 -0400https://liberty.io/realtek-rtl8187b-stopped-working.htmlhttps://liberty.io/realtek-rtl8187b-stopped-working.htmlI have Ubuntu 13.10 Server running 3.11 kernel I had RTL8187B working out of the box but after installing Atheros driver (for another adapter) my RealTek stopped working, I used BackPorts to instal......Sun, 02 Aug 2026 21:09:44 -0400https://liberty.io/what-is-my-phpmyadmin-039-s-url.htmlhttps://liberty.io/what-is-my-phpmyadmin-039-s-url.htmlI'm a newbie with linux ubuntu and phpmyadmin. I had an url to access phpmyadmin thru the webbrowser, but since i did not use it for like a year now, i can't remember the url. I believe it was som......Sun, 02 Aug 2026 21:03:42 -0400https://liberty.io/question-mark-icon-instead-of-wifi-icon.htmlhttps://liberty.io/question-mark-icon-instead-of-wifi-icon.htmlI installed Ubuntu 18.04 right now and after connecting to the internet instead of a network icon there is a question mark. There is no network issues, but that question mark is annoying....Sun, 02 Aug 2026 21:02:40 -0400https://liberty.io/ctrl-c-for-copy-paste-if-something-is-marked-and-interrupting-commands.htmlhttps://liberty.io/ctrl-c-for-copy-paste-if-something-is-marked-and-interrupting-commands.htmlTitle is already the question. I bound Ctrl+C to copy, sadly this deactivates interrupting commands. I'm trying to let the shell also interrupt with Ctrl+C (JetBrains IDEs Terminals do this and oth......Sun, 02 Aug 2026 21:01:54 -0400https://liberty.io/how-to-count-the-total-number-of-words-from-all-the-files-in-a-directo.htmlhttps://liberty.io/how-to-count-the-total-number-of-words-from-all-the-files-in-a-directo.htmlIt could be with anything: terminal, Vim, Atom. How to count the total number of words from all the files in a directory?...Sun, 02 Aug 2026 20:58:09 -0400https://liberty.io/how-to-repair-a-corrupted-fat32-file-system.htmlhttps://liberty.io/how-to-repair-a-corrupted-fat32-file-system.htmlI'm using the FAT32 file system for my pen drive. It frequently has file/data corruptions. In Windows, I used the scan disk utility to fix the FAT32/NTFS file systems. How can I do this in Ubuntu?...Sun, 02 Aug 2026 20:53:29 -0400https://liberty.io/chrome-os-and-ubuntu-dual-boot.htmlhttps://liberty.io/chrome-os-and-ubuntu-dual-boot.htmlI am using Ubuntu 20.04 LTS. I want to use Chrome OS alongside my Ubuntu. All the videos I have seen include involvement of Windows 10 and Linux Mint and those are about triple booting. Can someone......Sun, 02 Aug 2026 20:52:05 -0400https://liberty.io/problem-using-pritunl-vpn-client-on-ubuntu-20-04-due-to-faulty-dns-res.htmlhttps://liberty.io/problem-using-pritunl-vpn-client-on-ubuntu-20-04-due-to-faulty-dns-res.htmlI am having problems using a VPN with the pritunl client on Ubuntu 20.04. When using the VPN, I am able to get pings (i.e. ping 8.8.8.8 is fine), but websites are not loading. From searching online, ...Sun, 02 Aug 2026 20:48:39 -0400https://liberty.io/break-large-file-into-smaller-files-duplicate.htmlhttps://liberty.io/break-large-file-into-smaller-files-duplicate.htmlHow do I break a large file into smaller files? And how can I send the part files on multiple computers through pssh And how do I get those files back into the client computer and reassemble them......Sun, 02 Aug 2026 20:46:41 -0400https://liberty.io/wacom-intuos-art-medium-crashes-ubuntu-when-using-pen.htmlhttps://liberty.io/wacom-intuos-art-medium-crashes-ubuntu-when-using-pen.htmlI followed this excellent tutorial on how to get Wacom graphics tablet working. After the installation, the tablet seems to work well, until I started using the pen. That's when Ubuntu freezes. The ...Sun, 02 Aug 2026 20:44:57 -0400https://liberty.io/locally-stream-media-files.htmlhttps://liberty.io/locally-stream-media-files.htmlIs there any easy way to locally stream media files over a network (to other Ubuntu machines)? I tried using ssh, but that's too slow for anything, and I can't figure out anything that would allow ......Sun, 02 Aug 2026 20:43:39 -0400https://liberty.io/user-buford-t-justice-ask-ubuntu.htmlhttps://liberty.io/user-buford-t-justice-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 20:27:08 -0400https://liberty.io/how-to-set-proxy-server-to-work-from-the-command-line-duplicate.htmlhttps://liberty.io/how-to-set-proxy-server-to-work-from-the-command-line-duplicate.htmlI have set up my proxy server so that it works through the browser ( in firefox: edit > preferences > advanced < network < settings ). I also got it working from the command line ( in system ...Sun, 02 Aug 2026 20:26:47 -0400https://liberty.io/how-can-i-disable-mx-keys-wireless-keyboard-backlight.htmlhttps://liberty.io/how-can-i-disable-mx-keys-wireless-keyboard-backlight.htmlHow can I disable Logitech MX Keys Wireless Keyboard backlight on 20.04. I want to turn off LEDs completely with a GUI or command line tool. I was able to turn off LEDs of my Logitech mouse with Pi......Sun, 02 Aug 2026 20:25:44 -0400https://liberty.io/how-to-use-wayland-for-the-gdm-login-screen.htmlhttps://liberty.io/how-to-use-wayland-for-the-gdm-login-screen.htmlI'm on Ubuntu 20.04 and would like to use Wayland as the GDM login screen, to avoid the gnome-shell owned by gdm consuming my RAM. WaylandEnable=false is disabled in my /etc/gdm3/custom.conf...Sun, 02 Aug 2026 20:01:28 -0400https://liberty.io/fatal-error-openssl-evp-h-no-such-file-or-directory.htmlhttps://liberty.io/fatal-error-openssl-evp-h-no-such-file-or-directory.htmli run gcc bruteforce.c -o bruteforce -lcrypto There is a header file #include <openssl/evp.h> The code perfectly works in another machine But it has the following error in my current PC. ...Sun, 02 Aug 2026 20:01:19 -0400https://liberty.io/wireless-woes-iwlwifi-8265-ubuntu-18-04-and-mint-tara.htmlhttps://liberty.io/wireless-woes-iwlwifi-8265-ubuntu-18-04-and-mint-tara.htmlI am trying to set up two machines, both have identical hardware that should be supported by the newer Linux kernels. The wireless card inside is a GIGABYTE "GC-WB867D-I" Wifi+Bluetooth. Out of t......Sun, 02 Aug 2026 19:50:34 -0400https://liberty.io/how-set-read-and-write-permissions-for-a-directory.htmlhttps://liberty.io/how-set-read-and-write-permissions-for-a-directory.htmlI just copied a 2.8 Gb folder to my usr/home directory using Nautilus. It contains many folders and files but I have permission to read none of them. How can I globally set read & write & ...Sun, 02 Aug 2026 19:49:28 -0400https://liberty.io/ssh-connect-to-host-port-22-connection-refused.htmlhttps://liberty.io/ssh-connect-to-host-port-22-connection-refused.htmlI am trying to ssh into a raspberry pi 3 from an Ubuntu 18.04 machine but kept getting this error: ssh: connect to host port 22: Connection refused The raspberry pi uses an Ethernet connection for ...Sun, 02 Aug 2026 19:35:33 -0400https://liberty.io/ubuntu-16-04-doesn-039-t-seem-to-see-my-gtx-1060-gpu-duplicate.htmlhttps://liberty.io/ubuntu-16-04-doesn-039-t-seem-to-see-my-gtx-1060-gpu-duplicate.htmlHi :) I've recently bought a new PC with Palit GeForce GTX 1060 6GB Dual video card. Unfortunately, it seems like Ubuntu has some problems with it. When I type "sudo lshw -C display", I get this me......Sun, 02 Aug 2026 19:35:20 -0400https://liberty.io/how-can-i-add-multiple-languages-in-ubuntu-gnome-16-04.htmlhttps://liberty.io/how-can-i-add-multiple-languages-in-ubuntu-gnome-16-04.htmlIt is easy to add and change languages in Ubuntu with the default Unity desktop environment. You just have to to Languages & Support -> Install / Remove Languages... and add which ever you want......Sun, 02 Aug 2026 19:21:41 -0400https://liberty.io/how-to-assign-a-shortcut-key-to-send-my-system-into-hibernation.htmlhttps://liberty.io/how-to-assign-a-shortcut-key-to-send-my-system-into-hibernation.htmlI want to assign a shortcut key for the Hibernate functionality. I have Fn + F11 for hibernation in Windows, but it's not working on Ubuntu. It's getting in sleep mode instead. I've also tired cha......Sun, 02 Aug 2026 19:10:30 -0400https://liberty.io/how-to-compile-a-c-program-that-uses-pthread-h.htmlhttps://liberty.io/how-to-compile-a-c-program-that-uses-pthread-h.htmlI'm a beginner and I'm new to Ubuntu. I just installed it and want to run a C program. I have no idea what platform to use or where to write the code. I need to use the pthread.h header file in the ...Sun, 02 Aug 2026 19:03:45 -0400https://liberty.io/keyboard-shortcut-to-settings-in-ubuntu-17-10-18-04.htmlhttps://liberty.io/keyboard-shortcut-to-settings-in-ubuntu-17-10-18-04.htmlAnyone know whether ubuntu 17.10/18.04 has a preset keyboard shortcut to to settings?...Sun, 02 Aug 2026 18:54:10 -0400https://liberty.io/can-not-start-tomcat6-server-in-ubuntu.htmlhttps://liberty.io/can-not-start-tomcat6-server-in-ubuntu.htmlI first downloaded open-jdk with: sudo apt-get install openjdk-6-jdk When I write java -version I get: java version "1.7.0_09" OpenJDK Runtime Environment (IcedTea7 2.3.4) (7u9-2.3.4-0ubuntu1.12......Sun, 02 Aug 2026 18:48:31 -0400https://liberty.io/font-viewer-for-font-collectors.htmlhttps://liberty.io/font-viewer-for-font-collectors.htmlI have a huge font collection and would like to be able to view them in an efficient manner rather than opening a file one by one. What would be the best font viewer aside from fontypython, which ...Sun, 02 Aug 2026 18:42:25 -0400https://liberty.io/ssh-connection-refused-from-specific-location-only.htmlhttps://liberty.io/ssh-connection-refused-from-specific-location-only.htmlMe and my girlfriend share a Ubuntu server I set up for different stuff. Lately however, she has been experiencing a problem that has me, her, and both of our respective colleagues confounded and ...Sun, 02 Aug 2026 18:34:59 -0400https://liberty.io/ssh-connect-to-host-myremotehost-com-port-22-connection-refused.htmlhttps://liberty.io/ssh-connect-to-host-myremotehost-com-port-22-connection-refused.htmlSo I am trying to get ssh working on my server. I can connect on my local network with the local ip address of the server perfectly fine. When I try to connect remotely (through a domain name that ......Sun, 02 Aug 2026 18:28:40 -0400https://liberty.io/macbook-keyboard-problem.htmlhttps://liberty.io/macbook-keyboard-problem.htmlI'm running Ubuntu Studio 14.04 on my Macbook 3,1. It worked well until today. The internal keyboard doesn't work properly anymore. Most keys don't work at all, while a few produce the wrong charac......Sun, 02 Aug 2026 18:17:12 -0400https://liberty.io/mail-not-sending-or-receiving.htmlhttps://liberty.io/mail-not-sending-or-receiving.htmlI configured a mail server on ubuntu 14.04 using postfix and dovecot. When I'm trying to send mail or receive mail then it's not working and GENERATING no error. mail log Jun 11 07:40:18 mail p......Sun, 02 Aug 2026 18:02:17 -0400https://liberty.io/windows-gadgets-equivalent-for-wifi-and-cpu-usage.htmlhttps://liberty.io/windows-gadgets-equivalent-for-wifi-and-cpu-usage.htmlI've taken the plunge and removed Win 7 from my laptop and gone whole hog Ubuntu 16.10. So far so good. I am missing a couple things, both Win 7 provided as "gadgets". One is a CPU usage graph, ......Sun, 02 Aug 2026 17:55:49 -0400https://liberty.io/dual-boot-ubuntu-latest-and-windows-10-on-msi-h170m-pro-vdh-using-msi-.htmlhttps://liberty.io/dual-boot-ubuntu-latest-and-windows-10-on-msi-h170m-pro-vdh-using-msi-.htmlI have recently installed Ubuntu on additional partitions on my secondary hard disk. The installation seems to have worked, but I can't find a way to actually boot to Ubuntu. Arranging the boot order ...Sun, 02 Aug 2026 17:54:26 -0400https://liberty.io/unable-to-unlock-after-locking-when-virtualbox-is-in-full-screen-mode.htmlhttps://liberty.io/unable-to-unlock-after-locking-when-virtualbox-is-in-full-screen-mode.htmlI'm running 13.10 as host, with a VirtualBox 4.2.16_Ubuntu running Windows 8.1 as guest. I had the virtual machine in full screen mode when Ubuntu locked due to inactivity. I tried to wake the ma......Sun, 02 Aug 2026 17:49:57 -0400https://liberty.io/install-an-old-openshot-release-in-ubuntu-18-04.htmlhttps://liberty.io/install-an-old-openshot-release-in-ubuntu-18-04.htmlOpenShot is a free video editing software. In 2017, developpers updated it in a QT version. Recently I moved to Ubuntu 18.04 instead of 16.04 so I had no choice and had to use the new version of Op......Sun, 02 Aug 2026 17:44:24 -0400https://liberty.io/sed-for-replace-a-substring-inside-a-string-with-a-pattern.htmlhttps://liberty.io/sed-for-replace-a-substring-inside-a-string-with-a-pattern.htmlI am trying to replace a part of a pattern, such as, if I have col(3,B,14), after applying the sed command, I would like to get col(3,B,t14) which adds the t character to the third parameter in the ...Sun, 02 Aug 2026 17:40:51 -0400https://liberty.io/does-it-damage-or-increase-wear-on-computer-to-use-sleep-instead-of-sh.htmlhttps://liberty.io/does-it-damage-or-increase-wear-on-computer-to-use-sleep-instead-of-sh.htmlIf I go many days without shutting down the computer and instead just put it to sleep, is there risk of any damage occurring to my computer? Is this not recommended or bad for the computer in any w......Sun, 02 Aug 2026 17:23:15 -0400https://liberty.io/how-to-upgrade-a-single-package-using-apt-get.htmlhttps://liberty.io/how-to-upgrade-a-single-package-using-apt-get.htmlHow do I update a single package? As far as man apt-get says apt-get upgrade doesn't take a package/list of packages as parameter: upgrade upgrade is used to install the newest versions of ......Sun, 02 Aug 2026 17:18:19 -0400https://liberty.io/extracting-name-between-two-delimiters-via-awk.htmlhttps://liberty.io/extracting-name-between-two-delimiters-via-awk.htmlI have a string like this <user>@<server>:<port>:/foo/bar and I would like to extract the user, server, port and directory. The user can easily be extracted by echo <string......Sun, 02 Aug 2026 17:16:11 -0400https://liberty.io/how-to-change-font-of-code-in-pycharm.htmlhttps://liberty.io/how-to-change-font-of-code-in-pycharm.htmlPyCharm Community Edition 3.1.3 on Ubuntu Gnome 14.04. Can't find where to change the font of code in PyCharm. File > Settings > Editor > Colors & Fonts > Font > Editor Font is ...Sun, 02 Aug 2026 17:15:46 -0400https://liberty.io/how-to-bring-bashrc-in-effect-without-logging-out-or-restarting-the-cu.htmlhttps://liberty.io/how-to-bring-bashrc-in-effect-without-logging-out-or-restarting-the-cu.htmlI am basically using .bashrc for adding environment variables. Each time I add a new Environment variable, I have to log out the current session and log in again to bring the changes in effect. Is ...Sun, 02 Aug 2026 17:13:46 -0400https://liberty.io/revisiting-bash-vs-source-difference.htmlhttps://liberty.io/revisiting-bash-vs-source-difference.htmlI want to ask a question about bash and source. I acknowledge they are both used with .sh extension files such as bash setup.sh source setup.sh However, I wanted to know a difference between tho......Sun, 02 Aug 2026 17:11:21 -0400https://liberty.io/german-umlauts-on-an-english-keyboard.htmlhttps://liberty.io/german-umlauts-on-an-english-keyboard.htmlI switched to the American keyboard layout mainly because I find it easier to program that way. But for other applications I sometimes need umlauts. I tried using the US international layout but the ...Sun, 02 Aug 2026 17:09:39 -0400https://liberty.io/please-help-me-block-this-traffic.htmlhttps://liberty.io/please-help-me-block-this-traffic.htmlI have been trying to disable this functionality for quite some time, but cannot seem to figure it out. Within a 1 minute interval several packet sniffer tools report constant traffic from all-sys......Sun, 02 Aug 2026 17:06:53 -0400https://liberty.io/resetting-and-reinstalling-python.htmlhttps://liberty.io/resetting-and-reinstalling-python.htmlOn Ubuntu (Mate) 18.04.1 LTS My PYTHONPATH is :/home/jim/ytini/yt-conda/bin:/home/jim/ytini/yt-conda/sbin $python -V returns Python 2.7.16 :: Anaconda, Inc. So my question is, how do I start ...Sun, 02 Aug 2026 16:51:00 -0400https://liberty.io/custom-keyboard-variant-for-transliteration-of-arabic-not-working.htmlhttps://liberty.io/custom-keyboard-variant-for-transliteration-of-arabic-not-working.htmlI tried setting up a custom keyboard layout in Ubuntu 18.04.1 LTS for being able to write Arabic transliteration for scientific purposes (see: https://en.wikipedia.org/wiki/Romanization_of_Arabic ;......Sun, 02 Aug 2026 16:37:35 -0400https://liberty.io/get-firefox-to-ignore-shortcut-ctrl-w-for-close-window-and-use-it-for-.htmlhttps://liberty.io/get-firefox-to-ignore-shortcut-ctrl-w-for-close-window-and-use-it-for-.htmlI currently use ctrl+w for closing application windows. ctrl+w is also Firefox's shortcut for closing a tab. Is it possible to keep both, so therefore ignoring the global shortcut for ctrl+w when F......Sun, 02 Aug 2026 16:31:48 -0400https://liberty.io/spread-a-file-into-multiple-csv-files-per-each-line-of-inputfile-read.htmlhttps://liberty.io/spread-a-file-into-multiple-csv-files-per-each-line-of-inputfile-read.htmlI have .csv file with over 1000 rows that contains on each row a number ie, "2224441214" that is the only value on the row. I need to break that file up into a .csv file named "2224441214.csv" for ......Sun, 02 Aug 2026 16:25:33 -0400https://liberty.io/mysql-workbench-freezes-during-long-query-editing-forever.htmlhttps://liberty.io/mysql-workbench-freezes-during-long-query-editing-forever.htmlI have very long queries text (~50 lines). Recently MySQL workbecnh is exhibiting strange behavior. While editing the query (I open it, I edit one character and want to continue to the next), it fr......Sun, 02 Aug 2026 16:21:23 -0400https://liberty.io/how-do-i-resolve-a-too-many-levels-of-symbolic-links-error-on-my-docum.htmlhttps://liberty.io/how-do-i-resolve-a-too-many-levels-of-symbolic-links-error-on-my-docum.htmlI tried using root and the absolute path, but got the same error. I also tried changing the ownership of the folder manually to my username, which also resulted in a "too many levels of symbolic ...Sun, 02 Aug 2026 16:18:37 -0400https://liberty.io/bash-event-not-found-closed.htmlhttps://liberty.io/bash-event-not-found-closed.htmlI want to remove all folder and files except a folder named docs. echo !(docs) but I got -bash: !: event not found? I'm using mac default terminal....Sun, 02 Aug 2026 16:16:03 -0400https://liberty.io/how-to-view-profile-on-linux.htmlhttps://liberty.io/how-to-view-profile-on-linux.htmlI'm trying to do this part of my assessment: Show and explain the contents of the profile file. But I cannot open it. I tried ls- profil, but that didn't work. Edit: Melebius helped me to find the ...Sun, 02 Aug 2026 16:04:33 -0400https://liberty.io/how-to-fix-ctrl-keyboard-shortcut-to-zoom-out.htmlhttps://liberty.io/how-to-fix-ctrl-keyboard-shortcut-to-zoom-out.htmlI'm using Ubuntu 21.04. The Ctrl+- keyboard shortcut for zooming out doesn't work in any app (Terminal, browser, etc). The Ctrl++ and Ctrl+0 shortcuts work fine, and I can zoom out by clicking the ......Sun, 02 Aug 2026 15:56:14 -0400https://liberty.io/cropping-images-using-command-line-tools-only.htmlhttps://liberty.io/cropping-images-using-command-line-tools-only.htmlI want to crop an image using command line tools only indicating pixels to crop for the four directions (the same way we can crop in LibreOffice) For example: crop image.jpg -top 5px -bottom 7px ......Sun, 02 Aug 2026 15:50:41 -0400https://liberty.io/extremely-low-volume-with-airpods-ubuntu-19-10.htmlhttps://liberty.io/extremely-low-volume-with-airpods-ubuntu-19-10.htmlAnyone else experienced this? I never had this issue before on Ubuntu 18.04 and would like to know if there is a fix available. FYI everything in Sound setting is maxed....Sun, 02 Aug 2026 15:45:08 -0400https://liberty.io/jedi-vim-verbose-at-top-of-vim-file.htmlhttps://liberty.io/jedi-vim-verbose-at-top-of-vim-file.htmlRecently installed jedi-vim and went to try the autocomplete like "Import" when this at the top of the vim file shows up... 1 The "import" statement 2 **********************......Sun, 02 Aug 2026 15:42:20 -0400https://liberty.io/hdmi-outputs-appears-as-unavailable-but-running-aplay-command-it-plays.htmlhttps://liberty.io/hdmi-outputs-appears-as-unavailable-but-running-aplay-command-it-plays.htmlHDMI outputs appears as “unavailable”, but running aplay command, it plays! Motherboard: AMD Rs780 System version: uname -a Linux UBUNTU-2020 5.4.0-42-generic #46-Ubuntu SMP Fri Jul 10 00:24:02 UTC......Sun, 02 Aug 2026 15:39:53 -0400https://liberty.io/log-in-ask-ubuntu.htmlhttps://liberty.io/log-in-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 15:32:35 -0400https://liberty.io/windows-emulator-on-ubuntu-with-gpu-passthrough.htmlhttps://liberty.io/windows-emulator-on-ubuntu-with-gpu-passthrough.htmlI have a Ubuntu and Windows dual boot, I use Ubuntu for everything except gaming.(Wine/dxvk doesn't cut it) Now I'd like to not have to reboot when I feel like playing a game, which sometimes is on......Sun, 02 Aug 2026 15:26:49 -0400https://liberty.io/netplan-in-ubuntu-server-18-04-how-to-restart-network-fully.htmlhttps://liberty.io/netplan-in-ubuntu-server-18-04-how-to-restart-network-fully.htmlUbuntu 18.04 LTS use netplan and systemd-networkd as default network config tool. In earlier release, we can use service networking restart, or just ifdown & ifup to fully restart the network ......Sun, 02 Aug 2026 15:16:11 -0400https://liberty.io/should-i-save-my-scripts-with-the-sh-extension.htmlhttps://liberty.io/should-i-save-my-scripts-with-the-sh-extension.htmlI have some functional scripts and I want to copy to /usr/bin I want to use them as normal terminal commands. Is it a good practice to use them with the .sh extension or can I save them without ext......Sun, 02 Aug 2026 15:02:23 -0400https://liberty.io/how-do-i-install-prusaslicer-from-github.htmlhttps://liberty.io/how-do-i-install-prusaslicer-from-github.htmlI'm trying to get the PrusaSlicer software here https://github.com/prusa3d/PrusaSlicer.git But I'm very new to Linux and I don't know how to install it. I've tried to run the appimage file, but it ......Sun, 02 Aug 2026 15:01:15 -0400https://liberty.io/what-should-i-do-to-fix-this-usr-bin-ld-cannot-find-l.htmlhttps://liberty.io/what-should-i-do-to-fix-this-usr-bin-ld-cannot-find-l.htmlhello please help me I have tried everything sudo apt-get -f install sudo apt-get autoclean everything that I could find but i still get these error when I do make command /usr/bin/ld: cannot ......Sun, 02 Aug 2026 14:59:56 -0400https://liberty.io/problems-with-login-in-ubuntu-18-04-failed-to-start-load-kernel-module.htmlhttps://liberty.io/problems-with-login-in-ubuntu-18-04-failed-to-start-load-kernel-module.htmlI upgraded my Ubuntu release from 16.04 to 18.04 using sudo do-release-upgrade and following the instructions; the system boots correctly to the login page, but when I click on my user name, it says ...Sun, 02 Aug 2026 14:50:51 -0400https://liberty.io/correct-way-to-update-bios-in-dual-boot-machine.htmlhttps://liberty.io/correct-way-to-update-bios-in-dual-boot-machine.htmli would like to update my current BIOS version because my laptop is running rather hot in idle. I have a DELL Inspiron 5547, single HDD, with Ubuntu 14.04 and Windows 8.1 installed (dual boot). I w......Sun, 02 Aug 2026 14:41:16 -0400https://liberty.io/stopping-job-because-the-scheduler-could-not-execute-a-filter-on-mac-c.htmlhttps://liberty.io/stopping-job-because-the-scheduler-could-not-execute-a-filter-on-mac-c.htmlI've tried to print, but in the printer app it just stopped automatically and can't resume. I've tried restarting, resetting the printing system but it just wouldn't work here's the last 2 line of ......Sun, 02 Aug 2026 14:38:06 -0400https://liberty.io/partial-flicker-redraw-problems-on-dual-monitor-setup.htmlhttps://liberty.io/partial-flicker-redraw-problems-on-dual-monitor-setup.htmlEver had a time when it seemed that part of your screen couldn't figure out quite what it wanted to display? If so, you'll probably be able to help me out on this question. I have an HP Elitebook......Sun, 02 Aug 2026 14:37:33 -0400https://liberty.io/remote-camera-security.htmlhttps://liberty.io/remote-camera-security.htmlFor Ubuntu 11.04 I need an application that will monitor and record 4 CCTV cameras w/sound. Need playback of the recorded activity with timestamp. It should be able to control zoom and camera angl......Sun, 02 Aug 2026 14:25:07 -0400https://liberty.io/execute-permission-problem-with-php-file.htmlhttps://liberty.io/execute-permission-problem-with-php-file.htmlWhen I create a php file it have not permission execute so I can't run php file. I need to set permissions of that file. I want that all created php files have execute permission. new creation file ...Sun, 02 Aug 2026 14:23:26 -0400https://liberty.io/how-do-i-set-the-default-email-client-in-lxqt.htmlhttps://liberty.io/how-do-i-set-the-default-email-client-in-lxqt.htmlI could not find the default email client setting here: Preferences >LXQt Settings > Session Settings > Default Applications. Only choices for Terminal Emulation and Web Browser are there.......Sun, 02 Aug 2026 14:22:15 -0400https://liberty.io/how-to-install-tata-photon-plus-vme-101-olive.htmlhttps://liberty.io/how-to-install-tata-photon-plus-vme-101-olive.htmlI want to install VME 101 Olive with latest version of ubuntu also i need to know if there is any interface to run .exe files in the same. Please help me i am a novice for Ubuntu....Sun, 02 Aug 2026 14:18:55 -0400https://liberty.io/microphone-works-but-line-in-not.htmlhttps://liberty.io/microphone-works-but-line-in-not.htmlI have an interesting issue with Ubuntu. I have a laptop that has one jack for line in/microphone and line out/headphones. This the reason why I bought a spliter like below: Splits one 4 ......Sun, 02 Aug 2026 14:14:29 -0400https://liberty.io/most-lightweight-screen-recorder-caster-software.htmlhttps://liberty.io/most-lightweight-screen-recorder-caster-software.htmlI have been trying recently many screen recorders, since I want to record Age of Empires 2 HD matches. Since I have to use wine to run the game, there's already a significant overhead and perform......Sun, 02 Aug 2026 14:09:03 -0400https://liberty.io/how-do-i-rice-my-ubuntu-desktop.htmlhttps://liberty.io/how-do-i-rice-my-ubuntu-desktop.htmlI saw a few of the posts on r/unixporn with beautiful layouts and styled desktops with beautiful icons. While the only thing I have done is position my dock on the right lol. I recently had an issu......Sun, 02 Aug 2026 14:04:31 -0400https://liberty.io/problem-with-hp-mini-1104-wifi-card-in-ubuntu-12-04.htmlhttps://liberty.io/problem-with-hp-mini-1104-wifi-card-in-ubuntu-12-04.htmlI have a HP mini 1104 with windows 7 installed by default. When I install Ubuntu 12.04 and try to activate the proprietary drivers, I only see the graphics card. When you connect to the wifi wirel......Sun, 02 Aug 2026 14:03:47 -0400https://liberty.io/e-dpkg-was-interrupted-run-039-sudo-dpkg-configure-a-039.htmlhttps://liberty.io/e-dpkg-was-interrupted-run-039-sudo-dpkg-configure-a-039.htmlI was running an upgrade with the apt-get command, and it was taking an exceptionally long time because half way through my ISP hit me in the face with their fair usage policy. After sitting outs......Sun, 02 Aug 2026 14:03:37 -0400https://liberty.io/sound-output-keeps-getting-revert-back-to-the-other-multichannel-outpu.htmlhttps://liberty.io/sound-output-keeps-getting-revert-back-to-the-other-multichannel-outpu.htmlOn the sound output devices, it has 4 selection by default(at least for me). It is a Raspberry Pi 4 model B(4GB) rev 1.1: Multichannel Output - Built-in Audio Analog Output - Built-in Audio Multic......Sun, 02 Aug 2026 14:02:43 -0400https://liberty.io/ssh-server-service-won-039-t-start-on-ubuntu-18-04-after-reboot.htmlhttps://liberty.io/ssh-server-service-won-039-t-start-on-ubuntu-18-04-after-reboot.htmlI've a VPS with Ubuntu 18.04Lts on Google Cloud. On every reboot, I've to start the ssh daemon service either by service ssh(d) start or systemctl start ssh(d) (both ssh and sshd work the similar w......Sun, 02 Aug 2026 14:00:36 -0400https://liberty.io/music-doesn-039-t-work-in-openttd.htmlhttps://liberty.io/music-doesn-039-t-work-in-openttd.htmlI am big fan of Openttd game. In windows I just have to grab a online installer and the game runs fine smoothly. I downloaded the game .deb file from the openttd download site. I installed OpenGFX ......Sun, 02 Aug 2026 13:47:30 -0400https://liberty.io/how-do-i-configure-xorg-conf-for-two-x-screens-on-one-nvidia-card.htmlhttps://liberty.io/how-do-i-configure-xorg-conf-for-two-x-screens-on-one-nvidia-card.htmlAims Goal of this post: Figure out what xorg.conf configurations are necessary to use each of my dual monitors as a separate X screen. Intermediate goal for this post: Figure out why I cannot star......Sun, 02 Aug 2026 13:47:02 -0400https://liberty.io/ubuntu-20-04-google-chromium-is-slow-after-wake-from-sleep.htmlhttps://liberty.io/ubuntu-20-04-google-chromium-is-slow-after-wake-from-sleep.htmlAs the title says, if I close my laptop lid while Chromium is running and then open it again, Chromium is quite sluggish (slow) when my laptop wakes from sleep. The mouse lags and scrolling is chop......Sun, 02 Aug 2026 13:40:07 -0400https://liberty.io/mic-input-issue-in-discord-in-ubuntu-20-04-lts.htmlhttps://liberty.io/mic-input-issue-in-discord-in-ubuntu-20-04-lts.htmlI moved to Ubuntu 20.04 LTS recently and facing this issue with the input mic now. Things that I'm using UBUNTU 20.04 LTS dual boot with windows 10 External mic along with my headphones LENOVO Y520 ...Sun, 02 Aug 2026 13:30:22 -0400https://liberty.io/how-do-i-completely-remove-my-pytorch-and-onnx-installations.htmlhttps://liberty.io/how-do-i-completely-remove-my-pytorch-and-onnx-installations.htmlI created a new anaconda environment but I forgot to activate it before installing PyTorch with conda install pytorch-cpu torchvision-cpu -c pytorch and onnx with pip install ./onnx How do I safely ...Sun, 02 Aug 2026 13:18:07 -0400https://liberty.io/how-to-use-gnome-color-manager-in-ubuntu-12-04.htmlhttps://liberty.io/how-to-use-gnome-color-manager-in-ubuntu-12-04.htmlI need to correct colours displayed by my monitor. From the 'Ubuntu Software Center' I have installed the 'GNOME Color Manager', but I cannot use it for making my own colour profile: I have not fou......Sun, 02 Aug 2026 13:15:03 -0400https://liberty.io/show-a-hidden-latte-dock-by-hovering-cursor-over-it.htmlhttps://liberty.io/show-a-hidden-latte-dock-by-hovering-cursor-over-it.htmlI have recently switched from GNOME to KDE. I had previously used the DashtoDock GNOME extension, and am now using Latte to achieve the same on KDE. As far as I've read, it's the recommended dock......Sun, 02 Aug 2026 13:07:48 -0400https://liberty.io/ubuntu-18-04-failed-to-boot-faile-to-start-mysql-community-server.htmlhttps://liberty.io/ubuntu-18-04-failed-to-boot-faile-to-start-mysql-community-server.htmlI am facing serious issue. My hard disk was extremely full that 0 bytes available. I tried to empty the trash bin but it hanged. I restarted the system. But it failed. It gives this messages: [FAI......Sun, 02 Aug 2026 13:06:37 -0400https://liberty.io/opening-a-file-from-terminal.htmlhttps://liberty.io/opening-a-file-from-terminal.htmlWhen we want to open an application or file from the terminal, we type, say, okular file.dvi This opens the application, but also shows the status of the application. We cannot close the terminal, ...Sun, 02 Aug 2026 12:57:18 -0400https://liberty.io/user-zoig-ask-ubuntu.htmlhttps://liberty.io/user-zoig-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 12:55:04 -0400https://liberty.io/how-to-save-terminal-history-manually.htmlhttps://liberty.io/how-to-save-terminal-history-manually.htmlIt's my understanding that the history file is updated when the terminal exits. But sometimes my computer crashes out, and the terminal doesn't exit cleanly, and then I lose those commands from my ...Sun, 02 Aug 2026 12:48:55 -0400https://liberty.io/is-there-a-keyboard-shortcut-for-save-link-as-in-firefox-or-chrome.htmlhttps://liberty.io/is-there-a-keyboard-shortcut-for-save-link-as-in-firefox-or-chrome.htmlI'm tired of right-clicking. Can I do a "Save Link As" by holding a keyboard button and clicking the link?...Sun, 02 Aug 2026 12:42:52 -0400https://liberty.io/certbot-failed-authorization-procedure.htmlhttps://liberty.io/certbot-failed-authorization-procedure.htmlI want to generate a Let's Encrypt certificate for my server, so that I can renew it automatically. I ran the command certbot --nginx -d testpbx.info.eu and got the following error. certbot --nginx......Sun, 02 Aug 2026 12:30:28 -0400https://liberty.io/wd-sandisk-nvme-m-2-stick-not-quite-working.htmlhttps://liberty.io/wd-sandisk-nvme-m-2-stick-not-quite-working.htmlTo be clear, I expected trouble. The computer is an old HP Z820 (certainly no BIOS support for NVMe) with the latest 2018 BIOS update. The stick is a new(-ish?) Western Digital (Sandisk) model: WD......Sun, 02 Aug 2026 12:27:49 -0400https://liberty.io/grep-not-working-inside-of-script.htmlhttps://liberty.io/grep-not-working-inside-of-script.htmlI'm trying to write a script that takes a string and then looks for all instances of that string a a file. When I run the command outside of the script it runs perfectly but if I try to run it in the ...Sun, 02 Aug 2026 12:26:52 -0400https://liberty.io/ubuntu-18-04-cannot-turn-bluetooth-on.htmlhttps://liberty.io/ubuntu-18-04-cannot-turn-bluetooth-on.htmlAfter installing Ubuntu as a dual-boot to Windows 10, everything looks fantastic, but one thing is a bit irritating... I cannot turn Bluetooth on. My laptop is a Samsung NP350E7C-S04PL....Sun, 02 Aug 2026 12:11:53 -0400https://liberty.io/can-039-t-add-ppa-on-ubuntu-15-10-user-or-team-does-not-exist-duplicat.htmlhttps://liberty.io/can-039-t-add-ppa-on-ubuntu-15-10-user-or-team-does-not-exist-duplicat.htmlSince I have installed Ubuntu 15.10 I can no longer add ppa to my repository list: @:~>sudo apt-add-repository ppa:git-core/ppa Cannot add PPA: 'ppa:~git-core/ubuntu/ppa'. ERROR: '~git-core' us......Sun, 02 Aug 2026 12:10:56 -0400