https://liberty.ioCurated star highlights with fresh energy.en-usMon, 03 Aug 2026 19:10:40 -0400https://liberty.io/ubuntu-18-04-cannot-connect-to-windows-shared-network-folder.htmlhttps://liberty.io/ubuntu-18-04-cannot-connect-to-windows-shared-network-folder.htmlI've been attempted to hook up some kind of shared folder between my Ubuntu VM and Windows 7 Host, Guest Additions Shared Folder is absolute garbage, constantly having file in use issues / text fil......Mon, 03 Aug 2026 23:06:31 -0400https://liberty.io/how-can-i-limit-battery-charging-to-80-capacity.htmlhttps://liberty.io/how-can-i-limit-battery-charging-to-80-capacity.htmlI just learned that some Lenovo laptops include a utility that offers to limit battery charging capacity to within 0–80% in order to slow the attenuation of the battery lifespan: How can I do this......Mon, 03 Aug 2026 23:00:27 -0400https://liberty.io/how-to-get-my-ir-remote-to-work-lirc-can-039-t-see-it.htmlhttps://liberty.io/how-to-get-my-ir-remote-to-work-lirc-can-039-t-see-it.htmlI'm using Ubuntu 11.10 (amd64) and I'm trying to get my infrared remote control working. The IR device is a part of a DVB-T USB stick (Based on a RTL2832u chip). I'm using these drivers - it's the......Mon, 03 Aug 2026 22:58:31 -0400https://liberty.io/how-do-i-completely-wipe-my-hdd-duplicate.htmlhttps://liberty.io/how-do-i-completely-wipe-my-hdd-duplicate.htmlNot only i want to low level format it, i want to reinitialize it, factory reset style, like some kind of HDparm but in the deepest level, like, absolutely destroying every sector and or hard drive ...Mon, 03 Aug 2026 22:53:18 -0400https://liberty.io/how-to-boot-ubuntu-from-ssd-drive-which-cannot-be-selected-as-boot-dev.htmlhttps://liberty.io/how-to-boot-ubuntu-from-ssd-drive-which-cannot-be-selected-as-boot-dev.htmlI have freshly installed Ubuntu 12.10 (64 bits) on an Asus S405CM-WX117H laptop (similar to this one) which features a 24GB SSD drive and a regular 500GB hard drive. I placed the / (ext4) root file ...Mon, 03 Aug 2026 22:52:27 -0400https://liberty.io/software-updates-software-properties-gtk-039-eoferror-marshal-data-too.htmlhttps://liberty.io/software-updates-software-properties-gtk-039-eoferror-marshal-data-too.htmlI cannot open Software & Updates tool on 14.04 and get the following error: Here is the full output of apt-get update, it shows this warning: W: GPG error: http://dl.bintray.com Release: The ...Mon, 03 Aug 2026 22:48:31 -0400https://liberty.io/how-to-upgrade-rkhunter.htmlhttps://liberty.io/how-to-upgrade-rkhunter.htmlWhen running the command: sudo rkhunter --versioncheck I get the following output: [ Rootkit Hunter version 1.4.0 ] Checking rkhunter version... This version : 1.4.0 Latest version: 1.4.2 ...Mon, 03 Aug 2026 22:45:34 -0400https://liberty.io/wireless-operatin-of-hp-deskjet-3720.htmlhttps://liberty.io/wireless-operatin-of-hp-deskjet-3720.htmlHP Deskjet 3720 installs well on Lubuntu 16.04 through the USB connection. However, the wireless connection fails to operate, even if the following instructions were used: To use the Automatic ...Mon, 03 Aug 2026 22:44:04 -0400https://liberty.io/not-able-to-connect-to-the-internet-using-huawei-e303-datacard.htmlhttps://liberty.io/not-able-to-connect-to-the-internet-using-huawei-e303-datacard.htmlI followed the steps mentioned in the post. But now I am not able to connect to the internet using my HUAWEI E303 datacard. I am using Ubuntu 14.04 LTS. Could you please guide me on this ?...Mon, 03 Aug 2026 22:35:45 -0400https://liberty.io/does-seeding-torrents-affect-the-harddisk-ram-caching.htmlhttps://liberty.io/does-seeding-torrents-affect-the-harddisk-ram-caching.htmlI've downloaded a lot of torrent files and while I'm seeding them, I've noticed that very often when I start the browser it's slow and the hard disk activity indicator is on. Usually when I start a ...Mon, 03 Aug 2026 22:34:20 -0400https://liberty.io/strange-errors-in-039-dmesg-039-output-related-to-mounted-partition.htmlhttps://liberty.io/strange-errors-in-039-dmesg-039-output-related-to-mounted-partition.htmlThere are some strange errors showing up in my dmesg output related to mounting sda4 on boot, which is an extended partition containing used logical volumes. The following is an extract of my dmesg ...Mon, 03 Aug 2026 22:30:35 -0400https://liberty.io/how-lsb-module-affects-system-and-can-be-made-available-to-the-system.htmlhttps://liberty.io/how-lsb-module-affects-system-and-can-be-made-available-to-the-system.htmlaks@aks-K55VD:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.04.1 LTS Release: 12.04 Codename: precise used the command lsb_release......Mon, 03 Aug 2026 22:26:18 -0400https://liberty.io/apple-music-on-ubuntu.htmlhttps://liberty.io/apple-music-on-ubuntu.htmlHow can I use Apple Music on Ubuntu, if its possible? Im thinking about switching over from spotify, but Im not sure if its worth it if I cant access the music from my desktop. Thank you!...Mon, 03 Aug 2026 22:22:30 -0400https://liberty.io/need-to-switch-dp-daisy-chained-monitors-on-off-to-get-xrandr-to-switc.htmlhttps://liberty.io/need-to-switch-dp-daisy-chained-monitors-on-off-to-get-xrandr-to-switc.htmlI'm running awesomewm on an Ubuntu laptop. I have two external monitors connected in DP daisy chain configuration, plugged into laptop's mini-dp port. xrandr detects both when they are plugged in. ...Mon, 03 Aug 2026 22:12:28 -0400https://liberty.io/is-switching-workplaces-supported-for-dual-monitor.htmlhttps://liberty.io/is-switching-workplaces-supported-for-dual-monitor.htmlI use dual monitor and I would like to switch workplaces in both monitors. Currently, when I move from one workplace to another, only the primary monitor changes. How can I setup Ubuntu to switch ...Mon, 03 Aug 2026 22:05:52 -0400https://liberty.io/what-is-a-post-installation-script-for-a-package.htmlhttps://liberty.io/what-is-a-post-installation-script-for-a-package.htmlI've seen a lot of questions on Ask Ubuntu about errors like this: foo post-installation script returned exit status 1 What is a post-installation script, exactly? Where are post-installation scri......Mon, 03 Aug 2026 22:04:18 -0400https://liberty.io/no-option-for-bluetooth-pins-for-pairing.htmlhttps://liberty.io/no-option-for-bluetooth-pins-for-pairing.htmlUpdate It appears possible to pair and communicate with the module without using a pin, but so far only using gatttool. I am still learning about BLE, and it is unclear to me whether this is a nor......Mon, 03 Aug 2026 22:02:58 -0400https://liberty.io/user-allie-carver-ask-ubuntu.htmlhttps://liberty.io/user-allie-carver-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Mon, 03 Aug 2026 22:00:48 -0400https://liberty.io/how-to-convert-kilobytes-to-megabytes-or-gigabytes-through-terminal.htmlhttps://liberty.io/how-to-convert-kilobytes-to-megabytes-or-gigabytes-through-terminal.htmlI try to find the size of my disk, so i runned the below command $ sudo fdisk -s /dev/sda 976762584 It shows like above. I think the size(976762584) of the disk is shown in kilobytes. How do i c......Mon, 03 Aug 2026 21:56:35 -0400https://liberty.io/7z-command-line-with-highest-encryption-aes-256-encrypting-the-filenam.htmlhttps://liberty.io/7z-command-line-with-highest-encryption-aes-256-encrypting-the-filenam.htmlI had a question. Im trying to backup and encrypt files, but using the more recent aes256 or aes512 encryption. 1) I heard 7z defaults to aes128, I want to use the best one (aes256... i think?), h......Mon, 03 Aug 2026 21:55:19 -0400https://liberty.io/internet-disconnected-while-installing-hadoop-3-1-3-on-19-10-missing-d.htmlhttps://liberty.io/internet-disconnected-while-installing-hadoop-3-1-3-on-19-10-missing-d.htmlI had to install Hadoop on ubuntu 19.10 I had started the installation after some time it started downloading packages etc and connecting things from internet. I had left my laptop. I went to ......Mon, 03 Aug 2026 21:46:58 -0400https://liberty.io/mouse-039-s-forward-and-back-buttons-don-039-t-work.htmlhttps://liberty.io/mouse-039-s-forward-and-back-buttons-don-039-t-work.htmlI have two buttons on my mouse to go forwards and back: They used to work all right in Firefox, but now they don't any more. I've since switched to Google Chrome (the package from google.com/chrom......Mon, 03 Aug 2026 21:44:34 -0400https://liberty.io/sdk-manager-in-android-studio-not-available.htmlhttps://liberty.io/sdk-manager-in-android-studio-not-available.htmlI installed Android Studio through the terminal, opened the studio and wanted to run the SDK manager, but this is what I have: As you see, the SDK Manager is unclickable. As I read online, the man......Mon, 03 Aug 2026 21:33:15 -0400https://liberty.io/every-package-installed-with-pip-is-not-found.htmlhttps://liberty.io/every-package-installed-with-pip-is-not-found.htmlOn my pc, I can correctly install any package with pip without any errors. But when I try to run it with its command I always get the same "command not found" error. I have installed Pyth......Mon, 03 Aug 2026 21:31:32 -0400https://liberty.io/access-computer-on-internal-network-from-internet.htmlhttps://liberty.io/access-computer-on-internal-network-from-internet.htmlMy setup: Ubuntu 13.10 server with ufw, facing outside world on eth0, IP forwarding and masquerading working OK. Internal network 192.168.0/24 on eht1, no problem accessing the internet. I need to ......Mon, 03 Aug 2026 21:28:31 -0400https://liberty.io/cpu-frequency-scaling-stuck-2-80-ghz-and-it-039-s-not-going-down.htmlhttps://liberty.io/cpu-frequency-scaling-stuck-2-80-ghz-and-it-039-s-not-going-down.htmlI'm using Ubuntu 16.04 LTS with gnome desktop. I set the governor to "ondemand", but the CPU still runs at top frequency. I tried many things, but it's stuck at 2.80 Ghz for hours. "scaling_max_fr......Mon, 03 Aug 2026 21:23:13 -0400https://liberty.io/ethernet-internet-speed-stuck-at-100-mbps-for-gigabit-connection-ubunt.htmlhttps://liberty.io/ethernet-internet-speed-stuck-at-100-mbps-for-gigabit-connection-ubunt.htmlMy internet speed on Ethernet port is hard stuck at ~100 Mbps on wifi I get more than 500 Mbps my internet runs at Gigabit and I have full bandwidth on Pop OS live, windows on the same machine and......Mon, 03 Aug 2026 21:22:50 -0400https://liberty.io/official-ubuntu-18-04-image-for-aws.htmlhttps://liberty.io/official-ubuntu-18-04-image-for-aws.htmlI was waiting for release of Ubuntu 18.04 to upgrade my old server and want to create a fresh EC2 instance from Ubuntu 18.04. It's not available yet in "Quick Start" (official AMI) page. But I not......Mon, 03 Aug 2026 21:19:15 -0400https://liberty.io/how-to-download-large-google-drive-file-with-resume-support-in-ubuntu.htmlhttps://liberty.io/how-to-download-large-google-drive-file-with-resume-support-in-ubuntu.htmlMy prefered browser: Chromium My prefered download manager : uget+aria2 When I download a Google Drive folder shared to me, Chromium automatically downloads it by its default download manager. Pro......Mon, 03 Aug 2026 21:19:13 -0400https://liberty.io/how-to-quickly-find-the-deepest-subdirectory.htmlhttps://liberty.io/how-to-quickly-find-the-deepest-subdirectory.htmlThis self-answered question is more of a novelty or curiosity issue. I know this can be done with a bash script that recursively traverses all directories. However it probably takes many hours to......Mon, 03 Aug 2026 21:13:28 -0400https://liberty.io/questions-tagged-os-prober.htmlhttps://liberty.io/questions-tagged-os-prober.htmlQ&A for Ubuntu users and developers...Mon, 03 Aug 2026 21:13:01 -0400https://liberty.io/no-module-named-039-encodings-039-after-upgrading-to-16-04.htmlhttps://liberty.io/no-module-named-039-encodings-039-after-upgrading-to-16-04.htmlHi I upgraded my Ubuntu to 16.04 but whenever I try to run a Python program or pip install (both Python 2.7 or Python 3.5) I get the following error: ImportError: No module named 'encodings'...Mon, 03 Aug 2026 21:12:32 -0400https://liberty.io/how-to-install-golang-on-ubuntu-server-20-04-lts-cannot-execute-binary.htmlhttps://liberty.io/how-to-install-golang-on-ubuntu-server-20-04-lts-cannot-execute-binary.htmlI'm trying to install Golang on my raspberry pi running ubuntu server 20.04LTS and am having a lot of trouble. I could probably use advice on how to make sure I undo and uninstall any changes I made ...Mon, 03 Aug 2026 21:11:48 -0400https://liberty.io/firefox-version-check-shows-wrong-version.htmlhttps://liberty.io/firefox-version-check-shows-wrong-version.htmlWhen I run in the directory where firefox(Ver. 52.5) is located, I get this andy@7_~/Downloads$ firefox -v Mozilla Firefox 65.0.1 I do have 2 versions, but it should be reporting Ver. 52.5?...Mon, 03 Aug 2026 21:07:35 -0400https://liberty.io/alternatives-to-truecrypt-duplicate.htmlhttps://liberty.io/alternatives-to-truecrypt-duplicate.htmlPossible Duplicate: Is there a tool to encrypt a file or directory? Hello. Are there any alternatives to TrueCrypt that work out of the box and don't require any installation? I am looking for ...Mon, 03 Aug 2026 21:05:31 -0400https://liberty.io/cmake-can-not-find-zlib-on-ubuntu-20-04.htmlhttps://liberty.io/cmake-can-not-find-zlib-on-ubuntu-20-04.htmlI am running Ubuntu 20.04 on Windows Subsystem for linux. Cmake is version 3.16.3. I am trying to build a project with a zlib dependency, and I get the following error... Could NOT find ZLIB (mis......Mon, 03 Aug 2026 21:02:17 -0400https://liberty.io/is-it-possible-to-make-popper-mail-notification-working-on-ubuntu-16-0.htmlhttps://liberty.io/is-it-possible-to-make-popper-mail-notification-working-on-ubuntu-16-0.htmlIn Ubuntu 12.04 LTS I used Popper as e-mail checker. It supports POP/POP3 and IMAP without and with SSL. Has Thunderbird integration. and integrates into indicator-messages: - no new e-mails ......Mon, 03 Aug 2026 21:00:18 -0400https://liberty.io/mouse-pointer-keeps-shaking-when-ac-power-is-plugged-in.htmlhttps://liberty.io/mouse-pointer-keeps-shaking-when-ac-power-is-plugged-in.htmlWhen the system is plugged in the mouse pointer keeps shaking. It makes it really difficult to click on any desired icon. When the device is not charging the touchpad works fine. I am currently u......Mon, 03 Aug 2026 20:49:46 -0400https://liberty.io/my-adobe-flash-plugin-has-stopped-working-and-cannot-be-reinstalled.htmlhttps://liberty.io/my-adobe-flash-plugin-has-stopped-working-and-cannot-be-reinstalled.htmlMy Adobe Flash plugin has stopped working on Ubuntu 12.04. I cannot see any videos. When I try to install it again, the following things appear on my terminal: root@ubuntu:/home/salty# sudo apt-get ...Mon, 03 Aug 2026 20:32:31 -0400https://liberty.io/failed-to-start-raise-network-interfaces-after-upgrading-to-16-04.htmlhttps://liberty.io/failed-to-start-raise-network-interfaces-after-upgrading-to-16-04.htmlI just upgraded a virtual 14.04 server machine to 16.04. After rebooting the VM I see the following error: [FAILED] Failed to start Raise network interfaces. See 'systemctl status networking.serv......Mon, 03 Aug 2026 20:22:22 -0400https://liberty.io/logitech-mx-master-2s-on-ubuntu-20-04.htmlhttps://liberty.io/logitech-mx-master-2s-on-ubuntu-20-04.htmlI have recently switched to a dual boot system to get more into Linux, and have been using it mainly ever since. There is one problem, however, that prevents me from using it all the time. I cannot......Mon, 03 Aug 2026 20:20:05 -0400https://liberty.io/postfix-alias-not-working.htmlhttps://liberty.io/postfix-alias-not-working.htmlI have postfix to send mail using gmail. I have aliases set but things aren't working right if I send mail to someone at gmail.com it works crontab with MAILTO=root sends mail via gmail relay to ...Mon, 03 Aug 2026 20:12:48 -0400https://liberty.io/no-such-file-or-directory-error-on-dd-commands.htmlhttps://liberty.io/no-such-file-or-directory-error-on-dd-commands.htmlI'm trying to run DD commands to fix a cell phone issue in Ubuntu 14.04. I'm running Ubuntu from a DVD side-by-side with Windows 8 on a 64 bit machine and have automount disabled. For example w......Mon, 03 Aug 2026 20:11:44 -0400https://liberty.io/pingtest-net-gives-packet-loss-test-error.htmlhttps://liberty.io/pingtest-net-gives-packet-loss-test-error.htmlThis is what I get when trying the pingtest.net on Ubuntu 11.10 I don't have any firewall running on my router. Is there a firewall running on Ubuntu that I don't know about?...Mon, 03 Aug 2026 20:09:10 -0400https://liberty.io/problem-set-sql-mode-on-19-10.htmlhttps://liberty.io/problem-set-sql-mode-on-19-10.htmlI'm having some bad issues while im trying to set sql_mode for my 19.10 ubuntu with mysql 8.0.19. I need to set it as: sql_mode = ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITU......Mon, 03 Aug 2026 20:07:48 -0400https://liberty.io/installing-a-nvidia-driver-manually-with-apt-update.htmlhttps://liberty.io/installing-a-nvidia-driver-manually-with-apt-update.htmlAs many will know, Nvidia drivers are a mess in Ubuntu. I have an Nvidia GeForce 9600GT (super old card, I know), and the default system offered driver for it (version 340.108) natively just doesn't ...Mon, 03 Aug 2026 20:02:31 -0400https://liberty.io/how-can-i-set-a-static-ip-on-a-fresh-installation-of-ubuntu-20-04-on-m.htmlhttps://liberty.io/how-can-i-set-a-static-ip-on-a-fresh-installation-of-ubuntu-20-04-on-m.htmlI have just installed Ubuntu 20.04 64-bit server on raspberry pi. I want to provide a static ip to it. I'm thinking of adding a configuration file under /etc/netplan/ (following these examples), but ...Mon, 03 Aug 2026 19:55:35 -0400https://liberty.io/cannot-disable-scroll-lock-in-libreoffice-calc-using-a-dell-xps.htmlhttps://liberty.io/cannot-disable-scroll-lock-in-libreoffice-calc-using-a-dell-xps.htmlI have a dell xps which has no scroll-lock key. Nevertheless, when I open libreoffice-calc the scrolllock mode is enabled and I can't disable it, which renders calc completely useless. Is there som......Mon, 03 Aug 2026 19:54:56 -0400https://liberty.io/what-does-selecting-previously-deselected-package-mean.htmlhttps://liberty.io/what-does-selecting-previously-deselected-package-mean.htmlWhenever I install software from the command-line using apt-get or aptitude, I see messages like this: Selecting previously deselected package foobar-cil-dev. I understand "downloading" and "sett......Mon, 03 Aug 2026 19:47:43 -0400https://liberty.io/how-to-open-ics-file-with-calendar.htmlhttps://liberty.io/how-to-open-ics-file-with-calendar.htmlFriends and businesses send me .ics file which contain dates for appointments. How can I import these files into the Calendar app?...Mon, 03 Aug 2026 19:44:42 -0400https://liberty.io/how-to-unlock-screen-in-ubuntu-14-04-lts-using-command-line.htmlhttps://liberty.io/how-to-unlock-screen-in-ubuntu-14-04-lts-using-command-line.htmlWhen I use Ubuntu 12.04, after I click the "Lock" button from status bar in desktop, it will show the locked screen. I use another computer to ssh to this locked computer. And use command export ...Mon, 03 Aug 2026 19:42:16 -0400https://liberty.io/permision-to-delete-any-file.htmlhttps://liberty.io/permision-to-delete-any-file.htmlThere are two files in my Ubuntu 18.04, left after uninstallation od MyChrome app, I am not able to delete without change of permissions,as: /var/lib/snapd/desktop/applications/mychrome_chrome.des......Mon, 03 Aug 2026 19:35:28 -0400https://liberty.io/ubuntu-16-04-apache-conf-file-issue.htmlhttps://liberty.io/ubuntu-16-04-apache-conf-file-issue.htmlToday I found that my existing apache.conf file rename to apache.conf.dpkg-old and generate a new apache.conf file in /etc/apache folder. what is the reason?...Mon, 03 Aug 2026 19:34:26 -0400https://liberty.io/emulate-mouse-click-when-hitting-a-key.htmlhttps://liberty.io/emulate-mouse-click-when-hitting-a-key.htmlI am trying to emulate left-mouse-down when Home key is down and left-mouse-up when Home key is released. The reason behind that is my touchpad's buttons are terrible and I like to use the track-......Mon, 03 Aug 2026 19:27:46 -0400https://liberty.io/how-do-i-perform-a-full-reinstallation-of-pip-and-pip3.htmlhttps://liberty.io/how-do-i-perform-a-full-reinstallation-of-pip-and-pip3.htmlI want out of my computer what everyone else wants: for it to work properly. Now on to the problem: I was trying to install a package via pip3 when I got a message indicating that I was using an ...Mon, 03 Aug 2026 19:18:31 -0400https://liberty.io/chown-not-working.htmlhttps://liberty.io/chown-not-working.htmlI am trying to take ownership of a directory recursively. sudo chown -R themes/ But I am getting the error: user@linux-main:/usr/share$ sudo chown -R themes/ chown: missing operand after ‘themes......Mon, 03 Aug 2026 18:51:34 -0400https://liberty.io/tar-cvfz-command-results-in-error-message-unless-i-omit-the-hyphen-bef.htmlhttps://liberty.io/tar-cvfz-command-results-in-error-message-unless-i-omit-the-hyphen-bef.htmlPossible Duplicate: sudo tar cvpzf exiting with failure due to previous error When I run the command tar -cvfz backup.tar.gz somedirectory I get the following sterr tar: Exiting with failure ...Mon, 03 Aug 2026 18:43:53 -0400https://liberty.io/what-is-my-ns-ip-address-is-it-my-isp-dns-address.htmlhttps://liberty.io/what-is-my-ns-ip-address-is-it-my-isp-dns-address.htmlIm setting up a static ip address in Ubuntu 20.04 and all is fine until i edit the name servers IP addresses in the configuration file. Is it the address of my router? Thank you....Mon, 03 Aug 2026 18:35:38 -0400https://liberty.io/how-can-i-install-and-run-mysqlworkbench-on-a-remote-ubuntu-server.htmlhttps://liberty.io/how-can-i-install-and-run-mysqlworkbench-on-a-remote-ubuntu-server.htmlI'm new to Ubuntu. I set up (currently only for testing and deploy) a remote Ubuntu Server 16.04.03. Is it possible to install mysqlworkbench? As far as I know, there isn't any GUI on Ubuntu Serv......Mon, 03 Aug 2026 18:26:29 -0400https://liberty.io/how-do-i-make-ubuntu-look-like-windows-98-or-xp.htmlhttps://liberty.io/how-do-i-make-ubuntu-look-like-windows-98-or-xp.htmlAfter Using LPS OS and feeling its very fast and simple, I got interested in transforming Ubuntu into this kind of desktop but I cannot find any article or tutorial on the Internet about it. I would ...Mon, 03 Aug 2026 18:26:02 -0400https://liberty.io/live-boot-casper-rw-issue.htmlhttps://liberty.io/live-boot-casper-rw-issue.htmlI created a live bootable USB for Ubuntu through Rufus 3.14 on Windows 10. I used the persistent storage available there and after booting into Ubuntu, I see a disk partition casper-rw present but ......Mon, 03 Aug 2026 18:08:33 -0400https://liberty.io/sed-command-replace-text-with-039-character.htmlhttps://liberty.io/sed-command-replace-text-with-039-character.htmlI have an very big sql file that I cant open in a gui editor. I need to replace the string 'user1'@'localhost' (note the ` character) by 'user2'@'localhost' but i am having troubles finding the r......Mon, 03 Aug 2026 18:07:50 -0400https://liberty.io/user-alaa-ali-ask-ubuntu.htmlhttps://liberty.io/user-alaa-ali-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Mon, 03 Aug 2026 18:04:23 -0400https://liberty.io/why-system-keep-ask-to-enter-password-for-the-first-member-of-sudo-gro.htmlhttps://liberty.io/why-system-keep-ask-to-enter-password-for-the-first-member-of-sudo-gro.htmlWe have OS ubuntu 18.04. There are 2 users presented : user1, user2. user1 is administrative account and is member of sudo group: uid=1010(user1) gid=1010(user1) groups=1010(user1),27(sudo),110(lxd). ...Mon, 03 Aug 2026 17:47:46 -0400https://liberty.io/use-of-predictable-network-interface-names-with-alternate-kernels.htmlhttps://liberty.io/use-of-predictable-network-interface-names-with-alternate-kernels.htmlAlmost constantly, I use kernels from the Ubuntu kernel PPA, or kernels I have compiled myself, using the Ubuntu kernel configuration. The problem is when I am using the stock kernel it seems to d......Mon, 03 Aug 2026 17:46:03 -0400https://liberty.io/showing-all-installed-programs-in-ubuntu.htmlhttps://liberty.io/showing-all-installed-programs-in-ubuntu.htmlIn Ubuntu, where to see all programs just like the "program files" in windows, from which I can launch a program from a list of all program installed?...Mon, 03 Aug 2026 17:29:08 -0400https://liberty.io/cannot-run-nvidia-settings.htmlhttps://liberty.io/cannot-run-nvidia-settings.htmlI'm up to setting up some mining rigs running Ubuntu. I use Nvidia GTX 970 and GTX 780 GPUs. I installed the 16.04 LTS server distro and it's working fine. I can tweak some GPU params using nvidia-......Mon, 03 Aug 2026 17:07:21 -0400https://liberty.io/how-do-i-install-kernel-5-15-7-on-ubuntu-21-10-impish-indri.htmlhttps://liberty.io/how-do-i-install-kernel-5-15-7-on-ubuntu-21-10-impish-indri.htmlI'm using Ubuntu 21.10 impish indri. For some specific hardware support, I'm advised to upgrade to kernel 5.16 (mainline). I tried manually installing the .deb files and installing them using dpkg ......Mon, 03 Aug 2026 17:05:31 -0400https://liberty.io/what-does-the-character-mean-in-bin-sed-e-039-s-abc-zzz-g-039.htmlhttps://liberty.io/what-does-the-character-mean-in-bin-sed-e-039-s-abc-zzz-g-039.htmlWhat does the # character mean in this line: /bin/sed -e 's#abc#zzz#g'...Mon, 03 Aug 2026 16:54:30 -0400https://liberty.io/what-does-the-red-icon-and-notification-in-the-panel-mean-please-and-h.htmlhttps://liberty.io/what-does-the-red-icon-and-notification-in-the-panel-mean-please-and-h.htmlThis is the error message. How do I remove it?...Mon, 03 Aug 2026 16:48:08 -0400https://liberty.io/how-to-install-alsa-base-and-pulseaudio.htmlhttps://liberty.io/how-to-install-alsa-base-and-pulseaudio.htmlI was having a sound issue where sound settings show "dummy output" meaning it wasn't reading my audio card. I followed this instructions here, got to the "alternate" method, ran "sudo apt-get rem......Mon, 03 Aug 2026 16:46:30 -0400https://liberty.io/docker-image-missing-after-reboot-pc.htmlhttps://liberty.io/docker-image-missing-after-reboot-pc.htmlI am working with this docker file; https://github.com/gioargyr/docker-kr-suite After I connected docker repository one time i rebooted PC and it has gone. How I can make it permanent. Thanks fo......Mon, 03 Aug 2026 16:38:49 -0400https://liberty.io/ubuntu-16-04-confuse-wireless-card-with-ethernet.htmlhttps://liberty.io/ubuntu-16-04-confuse-wireless-card-with-ethernet.htmlDears, I just upgraded my XPS 13 to ubuntu 16.04 Now when i start my internal wireless adapter is recognized as a ethernet card instead of wireless card. If I start the computer with my Dell DA200 ...Mon, 03 Aug 2026 16:34:18 -0400https://liberty.io/remove-sudo-privileges-from-a-user-without-deleting-the-user.htmlhttps://liberty.io/remove-sudo-privileges-from-a-user-without-deleting-the-user.htmlIf you give a user sudo privileges how can I remove the sudo privileges and make the user become just a regular user? I used: sudo adduser username sudo Now I've changed my mind....Mon, 03 Aug 2026 16:26:01 -0400https://liberty.io/wifi-doesn-039-t-connect-if-i-039-m-upstairs.htmlhttps://liberty.io/wifi-doesn-039-t-connect-if-i-039-m-upstairs.htmlI'm finding that Wifi connects when I'm in the living room, where the internet router etc is. But if I try to connect upstairs it is a no go. Booting in Windows 7 (dual boot :D ) I find that Wifi ...Mon, 03 Aug 2026 16:23:27 -0400https://liberty.io/what-does-the-kvm-disabled-by-bios-message-during-the-boot-process-mea.htmlhttps://liberty.io/what-does-the-kvm-disabled-by-bios-message-during-the-boot-process-mea.htmlI get this message during booting of my laptop: [14.255596] kvm disabled by bios Can someone explain this?...Mon, 03 Aug 2026 16:20:31 -0400https://liberty.io/is-there-an-alternative-to-adobe-aftereffects-duplicate.htmlhttps://liberty.io/is-there-an-alternative-to-adobe-aftereffects-duplicate.htmlIs there a After Effects like software for Ubuntu (or for free) Adobe After Effects is a compositing, compositional and post-production video tool. If you think about green-screening, those cool t......Mon, 03 Aug 2026 16:19:44 -0400https://liberty.io/bluetooth-works-but-hcitool-doesn-039-t.htmlhttps://liberty.io/bluetooth-works-but-hcitool-doesn-039-t.htmlI am running Ubuntu 20.04.4 LTS on an asus pn41 with intel celeron n5100. Bluetooth works fine in fact I am using a Bluetooth mouse now but hcitool does not work. When I run the command sudo hcitool ...Mon, 03 Aug 2026 16:19:15 -0400https://liberty.io/how-can-i-update-my-repository-duplicate.htmlhttps://liberty.io/how-can-i-update-my-repository-duplicate.htmlWhen I want to install any program on my Ubuntu, There comes an Error saying I have to add it to My repository, I find its PPA from launchpad.net and then type it in the terminal. it says the file is ...Mon, 03 Aug 2026 16:18:36 -0400https://liberty.io/how-can-i-run-can-you-run-it-app.htmlhttps://liberty.io/how-can-i-run-can-you-run-it-app.htmlI have used Ubuntu for quite some time now, but I'm having issues with this program I want to use. I recently build a new computer, and wanted to use Ubuntu (because it's great), the problem is, I......Mon, 03 Aug 2026 16:15:56 -0400https://liberty.io/need-hp-7110-printer-driver-that-includes-11x17-printing-function-ubun.htmlhttps://liberty.io/need-hp-7110-printer-driver-that-includes-11x17-printing-function-ubun.htmlThe HP-7110 printer driver I have prints B&W and color just fine on 8-1/2x11 but will not print on 11x17 (large page) when trying to use 11x17 paper, it just prints 8-1/2x11 on the larger paper....Mon, 03 Aug 2026 16:08:09 -0400https://liberty.io/how-to-tunnel-and-browse-the-web-on-remote-network.htmlhttps://liberty.io/how-to-tunnel-and-browse-the-web-on-remote-network.htmlI have a Linux router(not used as DHCP/DNS server, simply a linux box on the network) at home that I want to use as my "remote access" device. My initial goal is to use SSH Tunneling to remotely ac......Mon, 03 Aug 2026 16:07:16 -0400https://liberty.io/how-do-i-install-jdownloader.htmlhttps://liberty.io/how-do-i-install-jdownloader.htmlI want to install using a script but the problem I don't know how to using this method to get a install. Try out our new Install/Start-Script for Linux/Mac! wget must be installed on system! Down......Mon, 03 Aug 2026 15:54:38 -0400https://liberty.io/ssl-error-while-installing-apache2.htmlhttps://liberty.io/ssl-error-while-installing-apache2.htmlI had following error message while installing apache2 localhost service apache2 reload /usr/sbin/apache2ctl: 87: ulimit: error setting limit (Operation not permitted) Syntax error on line 52 of /......Mon, 03 Aug 2026 15:52:51 -0400https://liberty.io/pip-is-not-working-importerror-no-module-named-039-pip-internal-039.htmlhttps://liberty.io/pip-is-not-working-importerror-no-module-named-039-pip-internal-039.htmlRunning pip or pip3 results with: Traceback (most recent call last): File "/home/myuser/.local/bin/pip", line 7, in <module> from pip._internal import main ImportError: No module named 'pip....Mon, 03 Aug 2026 15:52:31 -0400https://liberty.io/how-to-connect-openvpn-automatically-on-boot-using-openvpn3-autoload.htmlhttps://liberty.io/how-to-connect-openvpn-automatically-on-boot-using-openvpn3-autoload.htmlI am trying to make a OpenVPN solution of my Ubuntu 20.04 VM. I found that there are two clients which can connect to OpenVPN server (running in pfSense), one is network-manager-gnome and the other......Mon, 03 Aug 2026 15:49:05 -0400https://liberty.io/linux-shell-script-syntax-error-word-unexpected-expecting-fi.htmlhttps://liberty.io/linux-shell-script-syntax-error-word-unexpected-expecting-fi.htmlBelow I have a shell script i wrote and when I try to execute it I get an error in my terminal describing the "expecting fi" keyword. I have written it down before the done keyword and have still ......Mon, 03 Aug 2026 15:40:26 -0400https://liberty.io/installing-a-new-4tb-hdd-not-knowing-to-go-for-e-g-ext4-or-ntfs-as-a-f.htmlhttps://liberty.io/installing-a-new-4tb-hdd-not-knowing-to-go-for-e-g-ext4-or-ntfs-as-a-f.htmlTo keep it short and sweet: just bought a 4tb disk to replace a broken one. Not sure to use a linux format a.i. ext4 or NTFS. I will mainly use the disk to store music and films and some (Win-)soft......Mon, 03 Aug 2026 15:38:27 -0400https://liberty.io/on-acer-aspire-7-a717-72g-ubuntu-cannot-be-installed.htmlhttps://liberty.io/on-acer-aspire-7-a717-72g-ubuntu-cannot-be-installed.htmlI just got my new laptop Acer Aspire 7 A717-72G and of course Ubuntu is the first thing to set up on it but right now the mission is impossible ... After the flash drive has boot up and an option ......Mon, 03 Aug 2026 15:37:49 -0400https://liberty.io/how-to-set-the-windows-default-keyboard-shortcuts-in-ubuntu.htmlhttps://liberty.io/how-to-set-the-windows-default-keyboard-shortcuts-in-ubuntu.htmlI am working on MATLAB, and it is kind of annoying not being able to use typical shortcuts as Ctrl+S, Ctrl+V or Ctrl+C. I wonder if it is possible to have the default Windows keyboard shortcuts in ......Mon, 03 Aug 2026 15:30:13 -0400https://liberty.io/is-it-possible-to-view-my-wifi-cctv-camera-cp-plus-v21-in-ubuntu.htmlhttps://liberty.io/is-it-possible-to-view-my-wifi-cctv-camera-cp-plus-v21-in-ubuntu.htmlI recently bought a CP Plus V21 Wifi cctv camera wit a sd card slot. It works through IP. I am hoping, if there is a way to view the CCTV camera output on my Ubuntu PC. Any inputs. The spec of the ......Mon, 03 Aug 2026 15:26:51 -0400https://liberty.io/is-there-a-usable-gui-version-of-photorec-or-testdisk.htmlhttps://liberty.io/is-there-a-usable-gui-version-of-photorec-or-testdisk.htmlI wanted to recover some files from my sd card with Photorec, everything went fine, I use Ubuntu for a few years now, so I've seen the terminal quite a few times. But, I wondered if a GUI version......Mon, 03 Aug 2026 15:22:45 -0400https://liberty.io/command-line-option-to-check-which-filesystem-i-am-using.htmlhttps://liberty.io/command-line-option-to-check-which-filesystem-i-am-using.htmlIs there a command that will show which file system (ext3, ext4, FAT32, ...) the various partitions and disks are using? Similar to how sudo fdisk -l lists information about disks and partitions?...Mon, 03 Aug 2026 15:19:10 -0400https://liberty.io/cannot-print-to-canon-ip110.htmlhttps://liberty.io/cannot-print-to-canon-ip110.htmlI use this printer for sometime but I rarelly need to print. Now with Ubuntu 20.04 it does not print at all. It installs the driver automatically, but when I try to print anything it does not print......Mon, 03 Aug 2026 15:03:23 -0400https://liberty.io/unable-to-start-plexmediaserver-service.htmlhttps://liberty.io/unable-to-start-plexmediaserver-service.htmlMy plexmediaserver.service looks as per following. [Unit] Description=Plex Media Server for Linux After=network.target [Service] Environment="...Mon, 03 Aug 2026 14:56:43 -0400https://liberty.io/ffmpegthumbnailer-command-works-but-nautilus-failed-to-genereate-thumb.htmlhttps://liberty.io/ffmpegthumbnailer-command-works-but-nautilus-failed-to-genereate-thumb.htmlIn order to get a newer version of ffmpegthumbnailer that supports embedded image metadata. I manually compiled the (currrently) lastest release version 2.2.2 from github. -m : prefer embed......Mon, 03 Aug 2026 14:43:00 -0400https://liberty.io/which-version-of-mongodb-to-install.htmlhttps://liberty.io/which-version-of-mongodb-to-install.htmlI need to install MongoDB on my Ubuntu 20.04 laptop (dual booted with windows 10), and I can't understand which version I should download from their website. Currently I have chosen 4.4.2 as the cu......Mon, 03 Aug 2026 14:39:26 -0400https://liberty.io/audio-fix-for-2015-google-chromebook-pixel-ii.htmlhttps://liberty.io/audio-fix-for-2015-google-chromebook-pixel-ii.htmlProblem Audio does not work through the built-in speakers and headphone jack. Environment 2015 Google Chromebook Pixel II Ubuntu 18.04.3 LTS Kernel 5.0.0-37-generic Audio Devices aplay -l ***......Mon, 03 Aug 2026 14:29:29 -0400https://liberty.io/create-checksum-sha256-of-all-files-and-directories.htmlhttps://liberty.io/create-checksum-sha256-of-all-files-and-directories.htmlI need to create a list of checksums of the files that are inside a directory, including any subdirectories. The command that I try to execute is the following: sha256sum -b * Usage: -b = Re......Mon, 03 Aug 2026 14:14:13 -0400https://liberty.io/problem-installing-python-dev.htmlhttps://liberty.io/problem-installing-python-dev.htmlI am having trouble installing python-dev. It all started when I tried to install another Python package and got the error: SystemError: Cannot compile 'Python.h'. Perhaps you need to install pyth......Mon, 03 Aug 2026 14:11:27 -0400