https://pop.com.sgExplosive pop stories with broad entertainment appeal.en-usThu, 30 Jul 2026 11:39:59 -0400https://pop.com.sg/what-039-s-the-difference-between-the-d-and-m-options-for-useradd.htmlhttps://pop.com.sg/what-039-s-the-difference-between-the-d-and-m-options-for-useradd.htmlWhen we use useradd, what is the difference between -d and -m? Because the definitions of both sound similar, which is responsible for creating a home directory....Thu, 30 Jul 2026 15:31:30 -0400https://pop.com.sg/fatal-error-openssl-opensslv-h-no-such-file-or-directory-compiling-mit.htmlhttps://pop.com.sg/fatal-error-openssl-opensslv-h-no-such-file-or-directory-compiling-mit.htmlI'm trying to install the mitmproxy package via pip like this: $ sudo pip install mitmproxy It terminates with following error message: x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -...Thu, 30 Jul 2026 15:27:03 -0400https://pop.com.sg/path-command-not-found.htmlhttps://pop.com.sg/path-command-not-found.htmlI'm not experienced with PATH (Any good reference would be appreciated), but I made a mistake and did PATH=/google_appengine, which I'm assuming completely overrid PATH. Still, I restarted bash an......Thu, 30 Jul 2026 15:25:56 -0400https://pop.com.sg/keyboard-on-hp-notebook-stops-working-under-kernel-5-4-0-45-generic.htmlhttps://pop.com.sg/keyboard-on-hp-notebook-stops-working-under-kernel-5-4-0-45-generic.htmlThe built-in keyboard on my "HP Pavilion 11 x360 PC" stops working in the graphical login under kernel 5.4.0-45-generic on Ubuntu 20.04.1 LTS (Focal Fossa). Booting to the previous kerne......Thu, 30 Jul 2026 15:14:16 -0400https://pop.com.sg/connecting-to-password-protected-samba-on-dolphin-errors-connection-to.htmlhttps://pop.com.sg/connecting-to-password-protected-samba-on-dolphin-errors-connection-to.htmlI am trying to connect to a samba. Apparently I was given a username and password, and that according to tutorials, that if I merely place this in, I should be prompted with a username and password ...Thu, 30 Jul 2026 15:10:37 -0400https://pop.com.sg/039-open-sans-039-rendering-differently-on-chrome-vs-other-operating-s.htmlhttps://pop.com.sg/039-open-sans-039-rendering-differently-on-chrome-vs-other-operating-s.htmlAfter upgrading to 14.04, any use of the 'Open Sans' on web pages renders in Chrome using a very 'thin' (maybe the 300 weight?) version of the font which is almost unreadable on Ubuntu - however, the ...Thu, 30 Jul 2026 15:08:41 -0400https://pop.com.sg/what-is-the-proper-terminal-way-to-shutdown.htmlhttps://pop.com.sg/what-is-the-proper-terminal-way-to-shutdown.htmlI was trying to shutdown my PC through SSH. I executed sudo shutdown now The user was logged-out and Ubuntu starting turning off, but it froze at the last screen with the Ubuntu logo and the load......Thu, 30 Jul 2026 15:07:35 -0400https://pop.com.sg/save-number-of-lines-of-a-text-file-in-a-variable-shell-file.htmlhttps://pop.com.sg/save-number-of-lines-of-a-text-file-in-a-variable-shell-file.htmlI'm working on terminal and running a .sh file and I want to count the lines in another file and save it as a variable to be used in this .sh file. I'm using this command sed -n '$=' /lines.txt whe......Thu, 30 Jul 2026 15:00:20 -0400https://pop.com.sg/broadcom-driver-issue-with-tp-link-archer-t6e-ac1300-14-04.htmlhttps://pop.com.sg/broadcom-driver-issue-with-tp-link-archer-t6e-ac1300-14-04.htmlHaving some issues getting driver installed properly for new wireless adapter. The adapter is a TP-Link Archer T6E AC 1300. Running ubuntu 14.04 LTS. I have followed this thread to get to where I ......Thu, 30 Jul 2026 14:56:33 -0400https://pop.com.sg/how-to-connect-to-windows-xp-guest-os-of-the-virtualbox-from-ubuntu-us.htmlhttps://pop.com.sg/how-to-connect-to-windows-xp-guest-os-of-the-virtualbox-from-ubuntu-us.htmlI have Ubuntu OS and running Windows XP on Virtual Box of Ubuntu as my guest OS. I wanted to know how can I be able to connect to my guest OS - Windows XP of Virtual Box using tsclient. When I try to ...Thu, 30 Jul 2026 14:56:17 -0400https://pop.com.sg/how-can-i-play-pokemongo-on-ubuntu.htmlhttps://pop.com.sg/how-can-i-play-pokemongo-on-ubuntu.htmlUbuntu at the moment has two platforms; Ubuntu (Unity7) 12.04 - 16.04 and Ubuntu Touch (Unity8) Phone, Tablet, and 16.10+ How does one play PokemonGo on either of these platforms?...Thu, 30 Jul 2026 14:53:05 -0400https://pop.com.sg/how-to-show-gnome-terminal-menubar.htmlhttps://pop.com.sg/how-to-show-gnome-terminal-menubar.htmlI accidentally unchecked View -> Show Menubar which hides the menubar for gnome-terminal, and there doesn't appear to be a keyboard shortcut to show the menubar again. How can I make gnome-terminal ...Thu, 30 Jul 2026 14:46:15 -0400https://pop.com.sg/logging-inputs-and-outputs-in-terminal-without-weird-characters.htmlhttps://pop.com.sg/logging-inputs-and-outputs-in-terminal-without-weird-characters.htmlI'm looking for a way to log all the input and output on terminal during a session, but I can't properly find an answer to do it. This this post suggested using script screen.log to do so and it se......Thu, 30 Jul 2026 14:40:40 -0400https://pop.com.sg/ubuntu-server-18-04-destination-host-unreachable.htmlhttps://pop.com.sg/ubuntu-server-18-04-destination-host-unreachable.htmlI installed Ubuntu Server 18.04 and configured the network: network: version: 2 renderer: networkd ethernets: enp3s0: dhcp4: no addresses: - 192.168.95.227/24 ...Thu, 30 Jul 2026 14:39:25 -0400https://pop.com.sg/user-sacha-epskamp-ask-ubuntu.htmlhttps://pop.com.sg/user-sacha-epskamp-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Thu, 30 Jul 2026 14:38:45 -0400https://pop.com.sg/only-dummy-output-sound-in-ubuntu-20-04-after-reboot-broken-driver-mod.htmlhttps://pop.com.sg/only-dummy-output-sound-in-ubuntu-20-04-after-reboot-broken-driver-mod.htmlEDIT: This appears to have turned in a sort of canonical set of commands to start diagnosing audio issues. I am using Ubuntu 20.04 for over a month now. After a reboot, I have no more sound and Wi......Thu, 30 Jul 2026 14:31:46 -0400https://pop.com.sg/don-039-t-wake-screen-on-notifications-when-locked.htmlhttps://pop.com.sg/don-039-t-wake-screen-on-notifications-when-locked.htmlWhen I lock my laptop, if chrome or other apps have a notification it will wake the screen. How can I disable that while still keeping it locked and open?...Thu, 30 Jul 2026 14:31:19 -0400https://pop.com.sg/how-to-disable-enable-combination-keys-alt-space-alt-f10.htmlhttps://pop.com.sg/how-to-disable-enable-combination-keys-alt-space-alt-f10.htmlHow do I disable/enable combination keyboard shortcuts like alt+space and alt+F10)....Thu, 30 Jul 2026 14:23:27 -0400https://pop.com.sg/safer-alternative-to-using-smbcredentials.htmlhttps://pop.com.sg/safer-alternative-to-using-smbcredentials.htmlAt work we are using a server for our working group where we all have our own accounts. We also have storage from the institution that our group is part of. So everyone's storage is mounted in the ......Thu, 30 Jul 2026 14:22:02 -0400https://pop.com.sg/can-i-remove-a-virus-in-windows-from-ubuntu-in-a-dual-boot-setup.htmlhttps://pop.com.sg/can-i-remove-a-virus-in-windows-from-ubuntu-in-a-dual-boot-setup.htmlI have Ubuntu 14.04 and Windows 8 installed on my system. I was doing a clean up on my friend's USB pen drive, which he said had lots of viruses on it. I have Wine installed on my system, and I hap......Thu, 30 Jul 2026 14:20:33 -0400https://pop.com.sg/bash-history-not-saved-after-closing-terminal.htmlhttps://pop.com.sg/bash-history-not-saved-after-closing-terminal.htmlI recently replaced my Ubuntu 14.04 installation with Ubuntu Gnome (which comes with Gnome DE). But I noticed that bash history is not saved once the terminal session is closed. Once I close a term......Thu, 30 Jul 2026 14:20:05 -0400https://pop.com.sg/how-to-create-recovery-dvd.htmlhttps://pop.com.sg/how-to-create-recovery-dvd.htmlI have brought Dell vostro 2520. It has preinstalled ubuntu. Can you please tell to how to create recovery disk? So that after format, I can reinstall ubuntu....Thu, 30 Jul 2026 14:12:49 -0400https://pop.com.sg/dialog-box-does-not-accept-input-stays-on-top-and-hides-everything-und.htmlhttps://pop.com.sg/dialog-box-does-not-accept-input-stays-on-top-and-hides-everything-und.htmlUpon rebooting, I get dialog box Authentication Required Authentication is required to start 'cups.service'. I can type in the password and click Authenticate, but then nothing happens. I can'......Thu, 30 Jul 2026 14:10:26 -0400https://pop.com.sg/how-do-i-move-child-windows-without-moving-or-minimizing-parent-in-gno.htmlhttps://pop.com.sg/how-do-i-move-child-windows-without-moving-or-minimizing-parent-in-gno.htmlI have Ubuntu 17.10 with GNOME 3. What happens: I have (for example) LibreOffice Calc open, with some data columns in it. I highlight the columns I want to chart, then I select INSERT > CHART. The ...Thu, 30 Jul 2026 14:05:10 -0400https://pop.com.sg/can-not-safely-remove-external-hard-drive.htmlhttps://pop.com.sg/can-not-safely-remove-external-hard-drive.htmlNotice I could not find the solution but after installing Ubuntu 16.04.2 LTS the problem no longer exists! The Problem I have a 1TB Transcend external hdd (inner chip is WDC_WD10JPVX-22JC3T0_WD-...Thu, 30 Jul 2026 14:03:32 -0400https://pop.com.sg/how-to-uninstall-pipewire-and-go-back-to-pulseaudio.htmlhttps://pop.com.sg/how-to-uninstall-pipewire-and-go-back-to-pulseaudio.htmlI am using Ubuntu 22.04 LTS version (Jammy Jellyfish). I was facing a slight glitch while using my bluetooth headset mic. So, I tried to switch to pipewire to check if it solves my problem. But after ...Thu, 30 Jul 2026 13:51:45 -0400https://pop.com.sg/kiosk-running-firefox-snap-on-ubuntu-core-20-inside-ubuntu-frame.htmlhttps://pop.com.sg/kiosk-running-firefox-snap-on-ubuntu-core-20-inside-ubuntu-frame.htmlAppreciate any help in answering if it is possible to run snap version of Firefox on Ubuntu Core 32-bit IoT within Ubuntu-Frame? I'm currently using Raspberry Pi 4 (4GB), but planning to move the S......Thu, 30 Jul 2026 13:48:17 -0400https://pop.com.sg/what-is-the-difference-between-tar-files-duplicate.htmlhttps://pop.com.sg/what-is-the-difference-between-tar-files-duplicate.htmlWhat is the difference between .tar.gz and .tar.xz (is there more?)? I know that you can just open up Archive Manager and extract them. But what is the actual difference? Which should I use? What f......Thu, 30 Jul 2026 13:42:53 -0400https://pop.com.sg/how-to-install-flash-payer-in-ubuntu-14-04-lts-duplicate.htmlhttps://pop.com.sg/how-to-install-flash-payer-in-ubuntu-14-04-lts-duplicate.htmlHow to install flash payer in Ubuntu 14.04 LTS ? Also how to get the root permission ?......Thu, 30 Jul 2026 13:36:46 -0400https://pop.com.sg/ubuntu-18-04-4-server-blocked-port.htmlhttps://pop.com.sg/ubuntu-18-04-4-server-blocked-port.htmlSo, I have a CSGO server running on my local server running Ubuntu Server 18.04.4 LTS (Not VM, running as primary boot), connected directly with my router via cable. For this, I had to open port 27......Thu, 30 Jul 2026 13:36:25 -0400https://pop.com.sg/ubuntu16-04-boots-into-initramfs.htmlhttps://pop.com.sg/ubuntu16-04-boots-into-initramfs.htmlUbuntu doesn't boot up and it goes into initramfs. I am writing from a live CD trial session. what should I do? I understand that the boot flow is broken and that when the files from root are goin......Thu, 30 Jul 2026 13:35:08 -0400https://pop.com.sg/ubuntu-18-04-can-039-t-use-gcc-fopenmp-option.htmlhttps://pop.com.sg/ubuntu-18-04-can-039-t-use-gcc-fopenmp-option.htmlI am using ubuntu 18.04 and the command gcc openmp1.c -o openmp1 –fopenmp returns this error: gcc: error: –fopenmp: no such file or directory My gcc version: gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7......Thu, 30 Jul 2026 13:24:02 -0400https://pop.com.sg/how-do-i-try-ubuntu-from-a-usb-stick.htmlhttps://pop.com.sg/how-do-i-try-ubuntu-from-a-usb-stick.htmlI wanted to replace windows 7 with Ubuntu. Is it possible to try Ubuntu from USB, like a fully functional Ubuntu?, want to test sound, WiFI connectivity etc. Is there an option to exit from the ab......Thu, 30 Jul 2026 13:19:24 -0400https://pop.com.sg/connecting-a-bluetooth-4-0-le-mouse-microsoft-mobile-mouse-3600.htmlhttps://pop.com.sg/connecting-a-bluetooth-4-0-le-mouse-microsoft-mobile-mouse-3600.htmlI'm trying to connect a Microsoft Bluetooth Mobile Mouse 3600 in Ubuntu 15.10. I first tried connecting through unity-control-center. This would discover the device, but fail to connect every time......Thu, 30 Jul 2026 13:12:02 -0400https://pop.com.sg/how-to-upgrade-from-14-04-lts-or-15-10-to-16-04-from-terminal-duplicat.htmlhttps://pop.com.sg/how-to-upgrade-from-14-04-lts-or-15-10-to-16-04-from-terminal-duplicat.htmlHow to upgrade from 14.04 LTS or 15.10 to 16.04 from terminal....Thu, 30 Jul 2026 13:07:57 -0400https://pop.com.sg/lexmark-x7675-printer-driver-needed.htmlhttps://pop.com.sg/lexmark-x7675-printer-driver-needed.htmlDoes anyone have a copy of the Lexmark Printer X7675 driver for Ubuntu 13.04 or Debian? Lexmark no longer supports this printer apparently. I visit a site that gave a link that no longer works fo......Thu, 30 Jul 2026 13:05:13 -0400https://pop.com.sg/ubuntu-drains-battery-very-fast-compared-to-windows-closed.htmlhttps://pop.com.sg/ubuntu-drains-battery-very-fast-compared-to-windows-closed.htmlEDIT/UPDATE: Here is a screenshot of powertop tuning report: Link I'm very new to Ubuntu. Sorry if there are a lot of similar question to this but the answers I found from others differ from one a......Thu, 30 Jul 2026 13:03:20 -0400https://pop.com.sg/mount-remote-directory-using-ssh.htmlhttps://pop.com.sg/mount-remote-directory-using-ssh.htmlHow to mount a remote directory using SSH to be available same as if it is a local directory?...Thu, 30 Jul 2026 13:01:59 -0400https://pop.com.sg/driver-rtl8811au-for-usb-wifi.htmlhttps://pop.com.sg/driver-rtl8811au-for-usb-wifi.htmlI bought a rtl8811au chipest based usb wifi for my work stationd that supports dual band. But when I plugged in the usb my ubuntu doesn't recognized it. So I had to find the driver and compiled it ......Thu, 30 Jul 2026 13:01:39 -0400https://pop.com.sg/cannot-run-pdo-sqlite-on-ubuntu-20-04-with-php-7-4.htmlhttps://pop.com.sg/cannot-run-pdo-sqlite-on-ubuntu-20-04-with-php-7-4.htmlI'm trying to install and run PDO for sqlite3 on Ubuntu 20.04 with PHP 7.4 and I can't figure out what I'm not doing right. I installed sqlite3 and php-common and uncoment this lines in php.ini: ...Thu, 30 Jul 2026 12:33:41 -0400https://pop.com.sg/which-os-version-do-i-have-linux-rpm-or-linux-deb.htmlhttps://pop.com.sg/which-os-version-do-i-have-linux-rpm-or-linux-deb.htmlI run Ubuntu 16.04 LTS 64-bit. I just bought a 4-1 printer Brother (MFC-J480DW) from Staples because I was told it was Linux compatible. It looks like it is, but to download the correct drivers it ...Thu, 30 Jul 2026 12:29:37 -0400https://pop.com.sg/what-does-this-command-mean-awk-f-039-basecalls-039-039-print-2-039.htmlhttps://pop.com.sg/what-does-this-command-mean-awk-f-039-basecalls-039-039-print-2-039.htmlPlease explain what does this command mean? awk -F'/BaseCalls/' '{print $2}' I know -F tells awk to use(colon) as field separator. and '{print $2}' means print the second field (the fields being ...Thu, 30 Jul 2026 12:24:57 -0400https://pop.com.sg/mailspring-snap-not-launching.htmlhttps://pop.com.sg/mailspring-snap-not-launching.htmlI tried to install mailspring, because thunderbird icons don't work with my pc (the icons and text size isn't taken from system preferences) But when when launching the snap, I get the error: /snap/...Thu, 30 Jul 2026 12:08:43 -0400https://pop.com.sg/pair-bose-quietcomfort-35-with-ubuntu-over-bluetooth.htmlhttps://pop.com.sg/pair-bose-quietcomfort-35-with-ubuntu-over-bluetooth.htmlIn System Settings > Bluetooth, the Bose QC 35 is visible when searching for devices but pairing fails. After multiple attempts and playing with the PIN options I managed to pair it but once selec......Thu, 30 Jul 2026 12:07:34 -0400https://pop.com.sg/user-peashy-ask-ubuntu.htmlhttps://pop.com.sg/user-peashy-ask-ubuntu.htmlQ&A for Ubuntu users and developers...Thu, 30 Jul 2026 12:06:13 -0400https://pop.com.sg/ubuntu-with-ryzen-2500u-processor-speed-capped-at-2ghz.htmlhttps://pop.com.sg/ubuntu-with-ryzen-2500u-processor-speed-capped-at-2ghz.htmlMy processor does not runs at its full clock speed on Ubuntu, I also tried it on Arch Distros like Manjaro and faced the same issue. Below are the details of my system and what I have tried till no......Thu, 30 Jul 2026 11:48:42 -0400https://pop.com.sg/can-i-increase-the-scrolling-speed-of-google-chrome-without-using-any-.htmlhttps://pop.com.sg/can-i-increase-the-scrolling-speed-of-google-chrome-without-using-any-.htmlThere are several extensions for increasing the scrolling speed of Google Chrome such as SmoothScroll, Chromium Wheel Smooth Scroller and Gestures for Google Chrome™. But their performance does not......Thu, 30 Jul 2026 11:41:52 -0400https://pop.com.sg/mongodb-mongoerror-out-of-memory.htmlhttps://pop.com.sg/mongodb-mongoerror-out-of-memory.htmlI have a newly installed MongoDB server running on an AWS Ubuntu EC2. The server has nothing else installed on it. The DB currently contains 35 documents of 3 MB each, meaning less than 110 MB of d......Thu, 30 Jul 2026 11:25:03 -0400https://pop.com.sg/managing-email-server-with-filter-to-folders.htmlhttps://pop.com.sg/managing-email-server-with-filter-to-folders.htmlI'm looking for a solution for managing emails from my domain shared with other colleagues on the team. I would like to manage incoming emails by dividing them into folders in IMAP based on filters, ...Thu, 30 Jul 2026 11:23:12 -0400https://pop.com.sg/how-to-change-ip-address-in-ubuntu-desktop-through-command-line.htmlhttps://pop.com.sg/how-to-change-ip-address-in-ubuntu-desktop-through-command-line.htmlIn Ubuntu desktop 13.04 changing /etc/network/interfaces file don't change ip address or convert DHCP to static network interface configuration. after changing the file I tried sudo service netwo......Thu, 30 Jul 2026 11:18:31 -0400https://pop.com.sg/add-an-audio-file-to-and-mkv-video.htmlhttps://pop.com.sg/add-an-audio-file-to-and-mkv-video.htmlI'm quite new to multimedia things, I'm trying to find a way to make nice screencasts, I've already been able to capture my desktop with ffmpeg: $ ffmpeg -f alsa -ac 2 -i hw:0,0 -f x11grab -r 30 -......Thu, 30 Jul 2026 11:02:04 -0400https://pop.com.sg/named-pipe-getting-clogged.htmlhttps://pop.com.sg/named-pipe-getting-clogged.htmlfor elem in {1..99} ; do echo $elem> mypipe ; done This piece of bash code should pass 99 ints through the pipe, which previously, in another terminal had this set: cat <mypipe Does anyone......Thu, 30 Jul 2026 11:02:00 -0400https://pop.com.sg/undo-wordpress-chmod.htmlhttps://pop.com.sg/undo-wordpress-chmod.htmlfirstly im new to ubuntu and I did something im not sure of. I was trying to chmod wordpress folder because it was having problem not having permission to do anything. (Already installed xampp) A......Thu, 30 Jul 2026 11:02:00 -0400https://pop.com.sg/how-to-update-grub-in-a-dual-booting-disk.htmlhttps://pop.com.sg/how-to-update-grub-in-a-dual-booting-disk.htmlI want to install Fedora (I want to use GNOME 40) with Ubuntu 20.04 on my disk. I am afraid of updating GRUB directly with update-grub in Ubuntu than in Fedora will break the bootloader. What is the ...Thu, 30 Jul 2026 10:56:53 -0400https://pop.com.sg/how-can-i-get-sikuli-ide-to-work.htmlhttps://pop.com.sg/how-can-i-get-sikuli-ide-to-work.htmlI installed sikuli-ide with sudo apt-get install sikuli-ide Everything was fine until I tried to start it from the terminal. I typed sikuli-ide But the only response I got was [info] locale: en_U......Thu, 30 Jul 2026 10:56:08 -0400https://pop.com.sg/strings-command-gives-no-such-file-error.htmlhttps://pop.com.sg/strings-command-gives-no-such-file-error.htmlI'm a newbie user of Ubuntu. I am using Virtualbox to use Ubuntu. I use a shared folder called 'projects'. In Ubuntu, I go to a folder called Fibo and right-click on it -> Open Terminal Here and......Thu, 30 Jul 2026 10:29:02 -0400https://pop.com.sg/how-to-view-chm-files.htmlhttps://pop.com.sg/how-to-view-chm-files.htmlHow to view CHM files in Ubuntu?...Thu, 30 Jul 2026 10:24:11 -0400https://pop.com.sg/installing-suggested-recommended-packages.htmlhttps://pop.com.sg/installing-suggested-recommended-packages.htmlI ran the following code and got this package needs these packages, now it also says these packages are suggested, and theses are recommended. How do I get those up to install as well. myusuf3@pur......Thu, 30 Jul 2026 10:22:48 -0400https://pop.com.sg/what-are-my-audio-devices.htmlhttps://pop.com.sg/what-are-my-audio-devices.htmlI'm attempting to use easycap to record from my camcorder but I'm having a slight problem. Using their test script I'm able to get audio and video. I've noticed that in the script on line 159 it ma......Thu, 30 Jul 2026 10:07:49 -0400https://pop.com.sg/can-039-t-boot-usb-via-grub-or-bios.htmlhttps://pop.com.sg/can-039-t-boot-usb-via-grub-or-bios.htmlI've been having issues booting from a USB to reinstall windows (or any OS for that matter). I've got my BIOS set up correctly according to the Manufacturer (It's the legacy BIOS version with setti......Thu, 30 Jul 2026 10:03:18 -0400https://pop.com.sg/how-to-change-a-bluetooth-device-039-s-permanenty-on-all-devices-headp.htmlhttps://pop.com.sg/how-to-change-a-bluetooth-device-039-s-permanenty-on-all-devices-headp.htmlThis is not a duplicate of How to change Bluetooth broadcast device name? I tried cd /var/lib/bluetooth sudo vi F8:A2:D6:F8:E7:E8 config F8:A2:D6:F8:E7:E8 being my device bluetooth mac and there we......Thu, 30 Jul 2026 10:01:08 -0400https://pop.com.sg/how-to-remove-or-delete-single-cron-job-using-linux-command.htmlhttps://pop.com.sg/how-to-remove-or-delete-single-cron-job-using-linux-command.htmlI have created cron jobs for my site which is listed below and they are working fine. I print all cron job by using this PHP script: $cronfiles=exec('crontab -l',$output); echo "<pre>"; prin......Thu, 30 Jul 2026 09:57:10 -0400https://pop.com.sg/how-can-i-set-my-linux-box-as-a-router-to-forward-ip-packets.htmlhttps://pop.com.sg/how-can-i-set-my-linux-box-as-a-router-to-forward-ip-packets.htmlI am doing a network experiment about ip packet forwarding, but I don't know why it does work. I have a linux machine with two network interfaces, eth0 and eth1 both with static IP address (eth0: ......Thu, 30 Jul 2026 09:50:22 -0400https://pop.com.sg/how-to-make-fluxbox-stop-making-annoying-sound-effects.htmlhttps://pop.com.sg/how-to-make-fluxbox-stop-making-annoying-sound-effects.htmlWhenever I open a new tab in Chrome, or pretty much interact with the UI in any way, Fluxbox makes some very annoying sound effects. Where can I disable that?...Thu, 30 Jul 2026 09:48:50 -0400https://pop.com.sg/fan-control-issues-on-toshiba-satellite-c655d-s5136.htmlhttps://pop.com.sg/fan-control-issues-on-toshiba-satellite-c655d-s5136.htmlOn Ubuntu 14.04, my fan always runs,even when idle. This is not the case when I am in Win7,in which it only runs when I am playing movies. This bothers me greatly and I have followed other threads ...Thu, 30 Jul 2026 09:46:19 -0400https://pop.com.sg/how-can-i-clear-screen-command-history-duplicate.htmlhttps://pop.com.sg/how-can-i-clear-screen-command-history-duplicate.htmlI'm using screen command after ssh to a public remote machine with Ubuntu 14.04 so that I could continue my sessions whenever I want. I've found that some admins are tracking my command history and......Thu, 30 Jul 2026 09:44:58 -0400https://pop.com.sg/how-to-fix-chown-invalid-group-if-the-user-does-not-exist-on-the-runni.htmlhttps://pop.com.sg/how-to-fix-chown-invalid-group-if-the-user-does-not-exist-on-the-runni.htmlI want to fix permissions on another disk with chown. Set the permissions to a user which does not exist on the system which is currently running. Does that work without adding the user?...Thu, 30 Jul 2026 09:40:37 -0400https://pop.com.sg/sudo-ubuntu-drivers-list-is-suggesting-a-server-version-of-the-nvidia-.htmlhttps://pop.com.sg/sudo-ubuntu-drivers-list-is-suggesting-a-server-version-of-the-nvidia-.htmlToday on Ubuntu 18.04.5 I tried to update the nvidia driver using sudo ubuntu-drivers install which led to the following output: Reading package lists... Done Building dependency tree Reading ...Thu, 30 Jul 2026 09:32:35 -0400https://pop.com.sg/why-use-apt-get-upgrade-instead-of-apt-get-dist-upgrade.htmlhttps://pop.com.sg/why-use-apt-get-upgrade-instead-of-apt-get-dist-upgrade.htmlI usually use apt-get update && apt-get upgrade to run my updates and upgrades instead of the GUI because it seems to run more quickly. However, I've noticed lately that I often get a mes......Thu, 30 Jul 2026 09:28:20 -0400https://pop.com.sg/ufw-ctrl-c-and-iptables-chain-already-exists.htmlhttps://pop.com.sg/ufw-ctrl-c-and-iptables-chain-already-exists.htmlI did a dumb thing, so bear with me. While running a ufw command to add a rule, I did a Ctrl-C, this led to the problem of the following error being generated every time I try to use UFW: ERROR: ...Thu, 30 Jul 2026 09:23:21 -0400https://pop.com.sg/how-to-configure-two-monitors-on-ubuntu-16-04.htmlhttps://pop.com.sg/how-to-configure-two-monitors-on-ubuntu-16-04.htmlI'm a front-end developer and I work with a laptop running Ubuntu 16.04. Recently, I bought a Full HD monitor in order to better test my applications. But the main thing I want to do, I hadn't ach......Thu, 30 Jul 2026 09:17:26 -0400https://pop.com.sg/how-to-install-latest-ca-certificates-on-ubuntu-14-closed.htmlhttps://pop.com.sg/how-to-install-latest-ca-certificates-on-ubuntu-14-closed.htmlI have an Ubuntu 14.04.5 LTS installation. It just recently became unable to verify modern Let's Encrypt certificates. The current version of ca-certificates is 20160104ubuntu0.14.04.1. apt search ca-...Thu, 30 Jul 2026 09:07:54 -0400https://pop.com.sg/disable-pie-and-pic-defaults-in-gcc-on-ubuntu-17-04.htmlhttps://pop.com.sg/disable-pie-and-pic-defaults-in-gcc-on-ubuntu-17-04.htmlI have just been painfully discovering that gcc apparently generates -fpic code by default and links with -fPIE by default (On ubuntu 17.04). This completely screws up thousands of tests I run with ...Thu, 30 Jul 2026 09:07:01 -0400https://pop.com.sg/legends-of-runeterra-wine-don-039-t-open.htmlhttps://pop.com.sg/legends-of-runeterra-wine-don-039-t-open.htmlso, im trying to run LoR on Ubuntu 22.04, the problem is, when i try to open, the message "Legends of Runeterra snap is experimental, etc etc etc" and then don't open, anybody knows what ......Thu, 30 Jul 2026 08:59:55 -0400https://pop.com.sg/creating-a-usb-stick-for-installing-windows.htmlhttps://pop.com.sg/creating-a-usb-stick-for-installing-windows.htmlI'm running Kubuntu 20.04, and I'm trying to create a USB stick for installing Windows. I have the Windows image I need to put on the stick -- no problem there. But I've been thwarted at every turn......Thu, 30 Jul 2026 08:59:35 -0400https://pop.com.sg/can-ping-and-traceroute-but-not-able-to-browse-certain-websites.htmlhttps://pop.com.sg/can-ping-and-traceroute-but-not-able-to-browse-certain-websites.htmlI can ping and traceroute with the help of mtr -rw but I simply cannot browse certain websites. I have found no common denominator between these websites to understand where the problem lies. The o......Thu, 30 Jul 2026 08:58:29 -0400https://pop.com.sg/how-to-remove-an-icon-from-launchpad.htmlhttps://pop.com.sg/how-to-remove-an-icon-from-launchpad.htmlI'm running Ubuntu 16.04 (Standard Gnome). I recently was using app designer on MATLAB when all of a sudden, I started seeing an icon in my launchpad (image link here). I want to remove it but I ca......Thu, 30 Jul 2026 08:31:23 -0400https://pop.com.sg/is-triple-monitor-possible-with-intel-hd-3000.htmlhttps://pop.com.sg/is-triple-monitor-possible-with-intel-hd-3000.htmlI am considering buying a new PC, with Intel HD 3000. I have 3 monitors, the MB has VGA, HDMI and DVI outputs. Is it possible to work with 3 monitors in such a system (with 12.04 or 11.10)? Does an......Thu, 30 Jul 2026 08:30:53 -0400https://pop.com.sg/make-kdm-the-default-display-manager.htmlhttps://pop.com.sg/make-kdm-the-default-display-manager.htmlI'm giving KDE another try - so far so good. I installed everything using apt-get install kubuntu-desktop. During the installation it asked me which login manager to use and I chose LightDM - howev......Thu, 30 Jul 2026 08:28:26 -0400https://pop.com.sg/how-do-i-use-locate-to-find-hidden-files-in-terminal-duplicate.htmlhttps://pop.com.sg/how-do-i-use-locate-to-find-hidden-files-in-terminal-duplicate.htmlI am trying to find a hidden file that I know the name, but no the location of. The name is "message", and I have tried sudo locate *message*, but I have not found it. I have too much output, plus ......Thu, 30 Jul 2026 08:25:00 -0400https://pop.com.sg/how-do-you-reset-a-usb-device-from-the-command-line.htmlhttps://pop.com.sg/how-do-you-reset-a-usb-device-from-the-command-line.htmlIs it possible to reset the connection of a USB device, without physically disconnecting/connecting from the PC? Specifically, my device is a digital camera. I'm using gphoto2, but lately I get "......Thu, 30 Jul 2026 08:21:14 -0400https://pop.com.sg/i18n-vs-qstr-what-is-the-difference.htmlhttps://pop.com.sg/i18n-vs-qstr-what-is-the-difference.htmlIn this tutorial http://developer.ubuntu.com/resources/tutorials/getting-started/currency-converter-phone-app/ you can see i18n.tr was used for the internationalisation of text in the Qml file. Tod......Thu, 30 Jul 2026 08:13:48 -0400https://pop.com.sg/mate-session-warns-about-not-finding-a-desktop-file.htmlhttps://pop.com.sg/mate-session-warns-about-not-finding-a-desktop-file.htmlGetting similar warnings in the system logs: Jul 14 09:11:18 precision-7510 mate-session[5184]: WARNING: Unable to find desktop file 'keepassxc.desktop': V složkách hledání nelze najít platný soubor ...Thu, 30 Jul 2026 08:12:48 -0400https://pop.com.sg/what-is-tar-xvf-duplicate.htmlhttps://pop.com.sg/what-is-tar-xvf-duplicate.htmlI am learning about the basics of Linux and archiving/compressing TAR files i have stumbled across tar -xvf and was wondering what it does. I have checked the man pages and know that x means extrac......Thu, 30 Jul 2026 08:10:30 -0400https://pop.com.sg/how-can-i-control-fan-speed-on-acer-nitro-5-duplicate.htmlhttps://pop.com.sg/how-can-i-control-fan-speed-on-acer-nitro-5-duplicate.htmlI have an Acer Nitro-AN515-53 running Ubuntu. Is there a way I can control fan speed? Is there any type of software for this?...Thu, 30 Jul 2026 08:07:03 -0400https://pop.com.sg/what-replaced-mail-stack-delivery.htmlhttps://pop.com.sg/what-replaced-mail-stack-delivery.htmlTrying to install mail-stack-delivery on 19.10 Eoan I see it's now a transitional package that only installs dovecot-core. Before it used to install both Dovecot and Postfix and write a basic config ...Thu, 30 Jul 2026 08:02:38 -0400https://pop.com.sg/20-04-lts-turn-off-adaptive-brightness-on-desktop.htmlhttps://pop.com.sg/20-04-lts-turn-off-adaptive-brightness-on-desktop.htmlWhen I have a brighter window open, the screen gets REALLY bright. When I have a darker window open, the screen gets REALLY dark. It has nothing to do with environmental light sources, as this is a ...Thu, 30 Jul 2026 08:01:57 -0400https://pop.com.sg/timeshift-clone-console-using.htmlhttps://pop.com.sg/timeshift-clone-console-using.htmlI can't run system clone via the Timeshift utility. Maybe I'm using the wrong syntax? user@ubuntuserver:~$ sudo timeshift --clone [sudo] password for user: /dev/sdb1 is mounted at: /run/timeshift/......Thu, 30 Jul 2026 07:55:33 -0400https://pop.com.sg/what-is-the-purpose-of-libvirt-qemu-user.htmlhttps://pop.com.sg/what-is-the-purpose-of-libvirt-qemu-user.htmlWhat is the purpose of "Libvirt qemu" user that is created as non system user when installing some virtualisation package ? Which package did that exactly ?...Thu, 30 Jul 2026 07:51:36 -0400https://pop.com.sg/mongodb-shuts-down-everytime-showing-exit-status-1.htmlhttps://pop.com.sg/mongodb-shuts-down-everytime-showing-exit-status-1.htmlthanks for being here, to be fair I do have a solution, but its a temporary one. Its repetitive and kinda annoying doing it everytime you switch on your pc. So if someone has a more permanent solut......Thu, 30 Jul 2026 07:42:39 -0400https://pop.com.sg/user-limit-of-inotify-watches-reached-on-ubuntu-16-04.htmlhttps://pop.com.sg/user-limit-of-inotify-watches-reached-on-ubuntu-16-04.htmlI just installed Ubuntu 16.04 and I get this warning when I start SmartGit: IOException: User limit of inotify watches reached Moreover I get this warning launching tail -f: tail: inotify resour......Thu, 30 Jul 2026 07:40:16 -0400https://pop.com.sg/can-wine-and-its-programs-be-set-to-use-ubuntu-file-manager-instead-of.htmlhttps://pop.com.sg/can-wine-and-its-programs-be-set-to-use-ubuntu-file-manager-instead-of.htmlWhen browsing directories in a Windows program installed in Wine - like when opening a folder in Foobar2000 - Wine always opens the Wine explorer: Is it possible to set Wine to open an Ubuntu file ...Thu, 30 Jul 2026 07:28:44 -0400https://pop.com.sg/how-do-you-get-to-the-root-directory-that-i-need-to-delete-a-file-in.htmlhttps://pop.com.sg/how-do-you-get-to-the-root-directory-that-i-need-to-delete-a-file-in.htmlI need to get into the root directory to delete a file. How do I get there?...Thu, 30 Jul 2026 07:25:34 -0400https://pop.com.sg/very-slow-wireless-connection-unrelated-to-power-management-using-netg.htmlhttps://pop.com.sg/very-slow-wireless-connection-unrelated-to-power-management-using-netg.htmlI am using a Netgear N150 WNA1100 USB Adapter. The network driver is: ath9k_htc. When I use Ubuntu 12.04 my wireless connection is much slower than when I use the WNA1100 with my Windows 7 install......Thu, 30 Jul 2026 07:22:21 -0400https://pop.com.sg/resolv-conf-keeps-getting-reset-by-something.htmlhttps://pop.com.sg/resolv-conf-keeps-getting-reset-by-something.htmlI need help figuring out why my resolv.conf keeps changing to this, causing me to not be able to access the outside internet and only the local network: $ cat /etc/resolv.conf nameserver 192.168.1......Thu, 30 Jul 2026 07:21:39 -0400https://pop.com.sg/is-there-any-radeon-drivers-for-ubuntu-22-04.htmlhttps://pop.com.sg/is-there-any-radeon-drivers-for-ubuntu-22-04.htmlSo, today I installed Ubuntu version 22.04 LTS to my server, model Dell Precision T7600, it has 2 intel xeon CPU and AMD RX 5500XT GPU installed myself, for mining. I tried to install the latest dr......Thu, 30 Jul 2026 07:20:50 -0400https://pop.com.sg/script-to-find-empty-files-in-the-current-directory-duplicate.htmlhttps://pop.com.sg/script-to-find-empty-files-in-the-current-directory-duplicate.htmlIm trying to write a script that can search the current directory for empty files, followed by a count of the empty files. I would also prefer the files to be one per line of the output. For exampl......Thu, 30 Jul 2026 07:19:36 -0400https://pop.com.sg/i-entered-sudo-chmod-770-on-terminal-is-it-fixable.htmlhttps://pop.com.sg/i-entered-sudo-chmod-770-on-terminal-is-it-fixable.htmlI was trying to deny permissions to access the root folder to all non sudoers, and had the (NOT) brilliant idea to run sudo chmod 770 /. Now I get permission denied for all commands. I am running ...Thu, 30 Jul 2026 07:19:04 -0400https://pop.com.sg/dual-output-with-virtual-video-driver-gpu-output.htmlhttps://pop.com.sg/dual-output-with-virtual-video-driver-gpu-output.htmlAs the title suggests, I'm hoping to have two screen/monitor outputs. The virtual output can be VirtIO or VGA, the second is an output from a GPU (using a HDMI dummy dongle). However, anytime I boo......Thu, 30 Jul 2026 07:16:35 -0400https://pop.com.sg/ubuntu-16-04-lts-black-screen-after-login.htmlhttps://pop.com.sg/ubuntu-16-04-lts-black-screen-after-login.htmlI have recently upgraded from Ubuntu 15.10 LTS to 16.04 LTS via the upgrade notification i have received. The laptop boots up and i am shown the login screen with the 3 previously created accounts......Thu, 30 Jul 2026 07:15:45 -0400