https://liberty.ioCurated star highlights with fresh energy.en-usSun, 02 Aug 2026 21:37:38 -0400https://liberty.io/runaway-regular-expression-error-in-awk.htmlhttps://liberty.io/runaway-regular-expression-error-in-awk.htmlI have a script which converts expressions in different units to standard units like: distance=1km -> distance=1000m. This is my code: #!/bin/bash cat "$1" | grep '=' | awk -F= '{switch ($2) { ......Mon, 03 Aug 2026 01:27:58 -0400https://liberty.io/ubuntu-cleaner-for-ubuntu-16-04-lts-not-working-only-icon-appear.htmlhttps://liberty.io/ubuntu-cleaner-for-ubuntu-16-04-lts-not-working-only-icon-appear.htmlI have recently installed Ubuntu cleaner following http://www.omgubuntu.co.uk/2016/12/free-space-ubuntu-cleaner-janitor-app. The problem I am facing now is that the icon appears, but each time I c......Mon, 03 Aug 2026 01:27:19 -0400https://liberty.io/this-system-is-currently-not-set-up-to-build-kernel-modules-when-tryin.htmlhttps://liberty.io/this-system-is-currently-not-set-up-to-build-kernel-modules-when-tryin.htmlI am having a problem trying to install the guest additions for my Ubuntu 18.04 and virtualbox 5.2.12. I thought I did something wrong so I tried to install the additions from the CLI, unistalled and ...Mon, 03 Aug 2026 01:24:31 -0400https://liberty.io/what-does-the-apt-key-adv-command-mean.htmlhttps://liberty.io/what-does-the-apt-key-adv-command-mean.htmlI just read αғsнιη's answer on What causes Pinta to crash instantly when I begin image selection? But what does the first line of the solution mean? sudo apt-key adv --keyserver hkp://keyserver.ubu......Mon, 03 Aug 2026 01:21:46 -0400https://liberty.io/currently-on-windows-xp-want-to-boot-ubuntu-from-usb.htmlhttps://liberty.io/currently-on-windows-xp-want-to-boot-ubuntu-from-usb.htmlI have downloaded the file from Ubuntu: ubuntu-14.04.1-desktop-amd64.iso I have placed this file onto an SD card plugged into a USB 2.0 port. The instructions I have found from Ubuntu say, "conf......Mon, 03 Aug 2026 01:01:07 -0400https://liberty.io/convert-ubuntu-desktop-to-server-edition-20-04.htmlhttps://liberty.io/convert-ubuntu-desktop-to-server-edition-20-04.htmlI'm relative new user using Ubuntu (20.04), and I want to know the steps to follow to convert an Ubuntu desktop installation that I already on a VM to a server edition without re-installing entirel......Mon, 03 Aug 2026 00:56:56 -0400https://liberty.io/unzip-specific-directory-without-creating-top-directory.htmlhttps://liberty.io/unzip-specific-directory-without-creating-top-directory.htmlI have a ZIP file in which there is a top directory where all the files are stored: Release/ Release/file Release/subdirectory/file Release/subdirectory/file2 Release/subdirectory/file3 I want to ...Mon, 03 Aug 2026 00:54:16 -0400https://liberty.io/how-can-i-create-a-quick-launcher-in-lubuntu.htmlhttps://liberty.io/how-can-i-create-a-quick-launcher-in-lubuntu.htmlHow can I set up quick launchers in Lubuntu? I've installed Lubuntu 14.04. Now I see no way to set quick launchers, especially for programs not listed in the menu (which must be started from a ter......Mon, 03 Aug 2026 00:53:13 -0400https://liberty.io/only-can-type-in-caps-it-acts-like-the-shift-key-is-stuck.htmlhttps://liberty.io/only-can-type-in-caps-it-acts-like-the-shift-key-is-stuck.htmlIts not my keyboard. I have tried multiple keyboards. Everything I type is in CAPS. When I try and click on a line it acts like the Shift key is held down and selects stuff. Please Help...Mon, 03 Aug 2026 00:47:15 -0400https://liberty.io/ubuntu-20-10-sssd-system-security-services-daemon-failure.htmlhttps://liberty.io/ubuntu-20-10-sssd-system-security-services-daemon-failure.htmlDon't know why, but they decided to add sssd (System Security Services Daemon) to the standard Ubuntu 20.10 upgrade and fresh install. It fails to start, and generates lots of error messages. It's ......Mon, 03 Aug 2026 00:45:05 -0400https://liberty.io/19-10-enable-encryption-in-zfs.htmlhttps://liberty.io/19-10-enable-encryption-in-zfs.htmlWhen you choose the experimental ZFS on Linux option in the Ubuntu installation of 19.10 (and also 20.04), you end up with something like this: NAME U......Mon, 03 Aug 2026 00:42:35 -0400https://liberty.io/how-to-install-extundelete-on-ubuntu-16-04.htmlhttps://liberty.io/how-to-install-extundelete-on-ubuntu-16-04.htmlI have removed some that are very important for me. They are not just images but text files and some other types of files. Based on my research I think the only way to recover most of them is to use ...Mon, 03 Aug 2026 00:39:03 -0400https://liberty.io/converting-from-samsung-039-r-raw-to-tiff.htmlhttps://liberty.io/converting-from-samsung-039-r-raw-to-tiff.htmlI have purchased a mirrorless Samsung NX300 which is a nice entry-leve mirrorless camera. However Samsung produces a stupid proprietary RAW format instead of the standard RAW format (do other vendo......Mon, 03 Aug 2026 00:38:58 -0400https://liberty.io/how-to-fix-wrong-audio-profile-on-skylake-realtek-alc1150.htmlhttps://liberty.io/how-to-fix-wrong-audio-profile-on-skylake-realtek-alc1150.htmlI have a Skylake system (ASRock Z170 Gaming-ITX/ac) with (x)Ubuntu 16.04. My speakers are connected via the SPDIF port, but there is a problem. When I inspect the audio profile (in pavucontrol), ......Mon, 03 Aug 2026 00:32:08 -0400https://liberty.io/how-to-make-alias-to-systemctl-with-autocomplete.htmlhttps://liberty.io/how-to-make-alias-to-systemctl-with-autocomplete.htmlI tried alias sct='systemctl' complete -F _systemctl sct But the function _systemctl is not found until I run the original command systemctl in the session. This function loads dynamically or some......Mon, 03 Aug 2026 00:27:45 -0400https://liberty.io/client-host-rejected-in-postfix-port-587.htmlhttps://liberty.io/client-host-rejected-in-postfix-port-587.htmlIn master.cf: 127.0.0.1:587 inet n - y - - smtpd -o smtpd_sasl_auth_enable=yes -o smtpd_sasl_type=dovecot -o smtpd_sasl_path=private/auth -o ...Mon, 03 Aug 2026 00:25:14 -0400https://liberty.io/can-039-t-install-ubuntu-pc-keeps-booting-to-windows-using-usb.htmlhttps://liberty.io/can-039-t-install-ubuntu-pc-keeps-booting-to-windows-using-usb.htmlThe title says it, I've tried nearly everything, changing BIOS boot, installing other apps to write the .iso image on my USB, disabling fast start up in power settings etc... but nothing seems to w......Mon, 03 Aug 2026 00:14:39 -0400https://liberty.io/adding-mods-to-minecraft-on-ubuntu-14-04.htmlhttps://liberty.io/adding-mods-to-minecraft-on-ubuntu-14-04.htmlSo I have learned that there are no longer any bin folders or .minecraft folders on in the versions of minecraft 1.6 or higher. I still want to add mods though. Is there a way to add the mods of my ...Mon, 03 Aug 2026 00:09:36 -0400https://liberty.io/how-do-i-change-the-color-for-directories-with-ls-in-the-console.htmlhttps://liberty.io/how-do-i-change-the-color-for-directories-with-ls-in-the-console.htmlOn my console the color for directories is such a blue, that it is hard to read on a dark background. How can I change the color definitions for ls?...Mon, 03 Aug 2026 00:04:24 -0400https://liberty.io/where-is-the-oracle-java-jdk-keystore-located.htmlhttps://liberty.io/where-is-the-oracle-java-jdk-keystore-located.htmlInstalled Oracle Java with the webupd8 ppa and need to tweak some policy settings (access to clipboard specifically) webUpd8 plug: http://www.webupd8.org/2011/09/how-to-install-oracle-java-7-jdk-i......Sun, 02 Aug 2026 23:54:35 -0400https://liberty.io/user-thomas-haider-ask-ubuntu.htmlhttps://liberty.io/user-thomas-haider-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 23:48:52 -0400https://liberty.io/can-039-t-change-to-document-directory-duplicate.htmlhttps://liberty.io/can-039-t-change-to-document-directory-duplicate.htmlI'm brand new to Linux, and know pretty much nothing. I wanted to learn about the Linux terminal and started watching a video, the video showed how to switch directories and they switched to the ...Sun, 02 Aug 2026 23:45:09 -0400https://liberty.io/after-modifying-etc-hosts-which-service-needs-to-be-restarted.htmlhttps://liberty.io/after-modifying-etc-hosts-which-service-needs-to-be-restarted.htmlAfter modifying /etc/hosts, which service(s) need(s) to be restarted for the change to take effect?...Sun, 02 Aug 2026 23:44:36 -0400https://liberty.io/user-reactive-core-ask-ubuntu.htmlhttps://liberty.io/user-reactive-core-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 23:38:37 -0400https://liberty.io/nvidia-vs-nouveau-drivers.htmlhttps://liberty.io/nvidia-vs-nouveau-drivers.htmlI see this for my drivers on my Ubuntu 18.04. So I'm using this nvidia-driver-440 Is this the Nvidia made driver or the Nouveau one? I think it is Nvidia's one because the Nouveau one is on the ...Sun, 02 Aug 2026 23:37:01 -0400https://liberty.io/questions-tagged-anaconda.htmlhttps://liberty.io/questions-tagged-anaconda.htmlQ&A for Ubuntu users and developers...Sun, 02 Aug 2026 23:36:31 -0400https://liberty.io/is-there-a-way-to-get-broadcom-802-11ac-wifi-43b1-working-on-ubuntu-12.htmlhttps://liberty.io/is-there-a-way-to-get-broadcom-802-11ac-wifi-43b1-working-on-ubuntu-12.htmlI have a dual boot of Windows 8 / Ubuntu 12.10 on an ASUS G75VX with Broadcom 802.11ac Network adapter device 43b1. It seems that there exists no drivers for this adapter. I have done all of the ...Sun, 02 Aug 2026 23:31:37 -0400https://liberty.io/canon-mb2320-scangear-works-but-simplescan-and-xsane-don-039-t-find-sc.htmlhttps://liberty.io/canon-mb2320-scangear-works-but-simplescan-and-xsane-don-039-t-find-sc.htmlThe title pretty much says it all. Picked the Canon MB2320 largely because it came with Linux drivers, and I have to say that installing it was a snap. So was installing the Canon scanner utility '...Sun, 02 Aug 2026 23:27:20 -0400https://liberty.io/configure-xvfb-for-vivid-15-04-as-a-service-using-systemd.htmlhttps://liberty.io/configure-xvfb-for-vivid-15-04-as-a-service-using-systemd.htmlVivid switched from upstart to systemd. I used to have xfvb configured to run as a service under updstart. That has now broken. Under upstart, I had /etc/init/xvfb.conf: description "Xvfb X ...Sun, 02 Aug 2026 23:23:19 -0400https://liberty.io/how-do-i-add-an-additional-hard-drive.htmlhttps://liberty.io/how-do-i-add-an-additional-hard-drive.htmlI am going to put an additional (non-USB) hard drive in my system. I already have Ubuntu on my other hard drive so I do not want to install Ubuntu on the additional drive but only use it for storag......Sun, 02 Aug 2026 23:11:57 -0400https://liberty.io/disabling-touch-screen-on-ubuntu.htmlhttps://liberty.io/disabling-touch-screen-on-ubuntu.htmlI am trying to disable the touch screen on my Dell inspiron 15 7000. When I run the xinput --list, I get this list. ⎡ Virtual core pointer id=2 [master pointer (3)] ⎜ ↳ ...Sun, 02 Aug 2026 23:10:46 -0400https://liberty.io/install-python-package-locally.htmlhttps://liberty.io/install-python-package-locally.htmlI'm a newbie to Ubuntu, so I'm sorry if question is too dumb. How can I install Python package to already installed local version of Python? Ubuntu 14.04, Python 2.7.10 /usr/local/bin/python2.7, p......Sun, 02 Aug 2026 23:02:07 -0400https://liberty.io/how-to-uninstall-maas.htmlhttps://liberty.io/how-to-uninstall-maas.htmlI accidentally selected the options to install MAAS on a fresh install of Ubuntu 12.04. In order to remove the server/service, is it just a matter of "sudo apt-get remove maas"?...Sun, 02 Aug 2026 22:55:44 -0400https://liberty.io/how-to-install-redis-server-6-0-1-in-ubuntu-20-04.htmlhttps://liberty.io/how-to-install-redis-server-6-0-1-in-ubuntu-20-04.htmlI have Redis version 5.0.7 in my system, is there any command to update to 6.0.1?...Sun, 02 Aug 2026 22:45:44 -0400https://liberty.io/in-gimp-2-10-how-do-i-set-it-so-that-the-background-is-always-transpar.htmlhttps://liberty.io/in-gimp-2-10-how-do-i-set-it-so-that-the-background-is-always-transpar.htmlI just updated to GIMP 2.10 from 2.8 and I can't find the place to make the window always open with a transparent background. Thanks! Carol...Sun, 02 Aug 2026 22:40:24 -0400https://liberty.io/recurring-repeated-tasks-in-gnome-evolution.htmlhttps://liberty.io/recurring-repeated-tasks-in-gnome-evolution.htmlIs it possible to set up recurring tasks (say weekly or monthly) in Gnome's Evolution mail client? If yes, how?...Sun, 02 Aug 2026 22:32:29 -0400https://liberty.io/where-is-the-ubuntu-file-system-root-directory-in-windows-subsystem-fo.htmlhttps://liberty.io/where-is-the-ubuntu-file-system-root-directory-in-windows-subsystem-fo.htmlI have installed Ubuntu subsystem on Windows 10 (after enabling feature in settings), but where is the Ubuntu file system root directory located in the drive?...Sun, 02 Aug 2026 22:32:26 -0400https://liberty.io/the-program-039-sed-039-is-currently-not-installed-you-can-install-it-.htmlhttps://liberty.io/the-program-039-sed-039-is-currently-not-installed-you-can-install-it-.htmlI was trying to create my own program in the /usr/local/bin. During the process I messed something up and now anytime I press enter or type anything in the command line, I get this stupid messag......Sun, 02 Aug 2026 22:31:43 -0400https://liberty.io/too-many-open-files.htmlhttps://liberty.io/too-many-open-files.htmlwhen i open Lutris and then LOL client , this happening. And game never work good. I tried many things but never can change the open file limit. How can fix this ? Waiting on children Waiting on ...Sun, 02 Aug 2026 22:22:23 -0400https://liberty.io/why-yarn-key-update-failes-all-the-time-gpg-error-https-dl-yarnpkg-com.htmlhttps://liberty.io/why-yarn-key-update-failes-all-the-time-gpg-error-https-dl-yarnpkg-com.htmlEvery time apt update shows error W: GPG error: https://dl.yarnpkg.com/debian stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY ...Sun, 02 Aug 2026 22:16:23 -0400https://liberty.io/how-to-provide-two-factor-authentication-in-kubuntu-without-a-phone.htmlhttps://liberty.io/how-to-provide-two-factor-authentication-in-kubuntu-without-a-phone.htmlIs it possible to use two-factor authentication on a Linux laptop running Kubuntu 18.04 without using a phone at all? If so, how? I'm able to authenticate on my phone without any particular diffic......Sun, 02 Aug 2026 21:55:14 -0400https://liberty.io/not-able-to-install-camunda-modeler.htmlhttps://liberty.io/not-able-to-install-camunda-modeler.htmlWhile installing camunda-modeler on ubuntu16. It gives an error saying "There is no application installed for shared libarary, do you want to search for an application".And when i click ok, it says "...Sun, 02 Aug 2026 21:49:48 -0400https://liberty.io/hurricane-ipv6-buffer-space-error.htmlhttps://liberty.io/hurricane-ipv6-buffer-space-error.htmlI am trying to set up a Hurricane IPv6 tunnel on my Ubuntu 11.10 computer. I have set up my /etc/network/interfaces file as stated on https://wiki.ubuntu.com/IPv6#Get_connected_with_Hurricane_Elect......Sun, 02 Aug 2026 21:49:19 -0400https://liberty.io/adding-the-tar-039-z-039-gzip-parameter-at-the-end-of-039-tar-cvpfz-03.htmlhttps://liberty.io/adding-the-tar-039-z-039-gzip-parameter-at-the-end-of-039-tar-cvpfz-03.htmlI was using the answers from Copy files without losing file/folder permissions question, when I ran across this interesting and unexpected behavior. Using tar cvpfz target.tar.gz dir1 works perfec......Sun, 02 Aug 2026 21:46:57 -0400https://liberty.io/issue-when-install-devstack-on-ubuntu-server-16-04-in-vmware-14-pro.htmlhttps://liberty.io/issue-when-install-devstack-on-ubuntu-server-16-04-in-vmware-14-pro.htmlMy teacher at school has informed me about OpenStack and I searched in the Internet how to install it. I followed this tutorial and created a lab on VMware 14. This is my vm config: Ubuntu Serve......Sun, 02 Aug 2026 21:44:52 -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 -0400