Top new questions this week:
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Out of apparently nowhere, I now find that the Firefox app (running as a snap on Ubuntu) is very distorted when launched. And it experiences further strangeness (like imprints of previous content) as …
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I want to extract the IP and Port from a variable. I have tried to use this: ADDR=1.2.3.4:12345 IP=${ADDR##:} PORT=${ADDR%:} However, this assigns the entire address to both variables. How can I …
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I’m using this command to read continuous data from named pipes: { while :; do dd iflag=fullblock iflag=nonblock bs=65536 count=1 2> /dev/null | redis-cli -x PUBLISH myChannel ; done } < myFifo …
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I’ve found that VLC uses ~17% CPU for x264 FHD videos, ~28% for HEVC FHD videos, and ~80% for HEVC 4k videos. sudo lshw -c video produces.. *-display description: VGA …
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I just wanted to install yt-dlp with: sudo apt install yt-dlp. But I get this message: Reading package lists… Done Building dependency tree Reading state information… Done No apt package &…
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I have some files in a directory: a.csv b.csv c.csv I wanted to write a bash script to add a filename at the end of each line of its file, like: a.csv line1 ,a line2, a line, a b.csv line1, b line2, …
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When I try to create a virtual machine for either Ubuntu 22.04.2 or 22.10 from the ISO image using Parallels 17.1.6 on a MacBook Air (2020, Intel, 16GB) running macOS Big Sur (11.7.3), the …
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Greatest hits from previous weeks:
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How do you install Google Chrome on Ubuntu?
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Is there a simple command to display the total aggregate size (disk usage) of all files in a directory (folder)? I have tried these, and they don’t do what I want: ls -l, which only displays the …
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I want to login as root, but when I enter sudo -s and enter password, this message is shown: “you are not in sudoers file”, and when I enter su and enter password, this is shown: “authentication …
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I’ve recently installed Ubuntu on Oracle’s Virtualbox. Now I want to install the guest additions. I started up my Ubuntu guest OS, clicked “Devices” and chose “Install Guest Additions”. Nothing …
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On Docker’s documentation pages, all example commands are shown without sudo, like this one: docker ps On Ubuntu, the binary is called docker.io. It also does not work without sudo: sudo docker.io …
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I dual boot Ubuntu and Windows 7. I was browsing on FireFox in Ubuntu and all of a sudden I get some error message, so I rebooted. Now when I try to boot into Ubuntu I get this message: fsck from …
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I am trying to boot Ubuntu on my computer. When I boot Ubuntu, it boots to a black screen. How can I fix this? Table of Contents: If you are trying to install Ubuntu If you have a dual boot system …
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Can you answer these questions?
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Tried everything and can’t find the answer anywhere. I installed Ubuntu 22.04 as single OS on a new HP15-dy2. Boots fine and everything works. Only problem is that Ubuntu does not reboot, not from the …
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Once the small program is compiled, I run it by double clicking the executable in Nautilus. When I have a second but completely different windowed app and double click on it while the first windowed …
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I’ve installed MySQL Workbench on Ubuntu 22.04 following the directions here. I’m able to connect to my database server and run queries just fine. However, when I access the Performance Dashboard, …
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