GCC fatal error: mpi.h: No such file or directory
When I try to execute code by using this command: gcc ASD.c -o ASD.out* I get this: ASD.c:2:10: fatal error: mpi.h: No such file or directory 2 | #include...
Published: Jul 15, 2026
How to delete a .desktop entry for an app if it remains after uninstallation?
I installed vim editor, but after a day using it I didn't like it, so I used the terminal command sudo apt remove vim and the software was uninstalle...
Published: Jul 15, 2026
502 Bad Gateway nginx/1.10.3 (Ubuntu)
I am using postal as my SMTP for my email marketing campaign. I am currently using Putty open-source terminal emulator and winSCP basic file manager and f...
Published: Jul 15, 2026
dependency ‘Cairo’ is not available for package ‘ComplexHeatmap’ on Ubuntu 20.04 LTS
Please what could be a reason for this error? I am trying to install the R package ComplexHeatmap but I keep getting the error message that the the depend...
Published: Jul 15, 2026
How to minimize a fullscreen app?
I would like to be able to minimize fullscreen applications using Alt-Tab, like on Windows. It is irritating that I can't do it, because when I am pl...
Published: Jul 15, 2026
How do I download with youtube-dl to get video title as filename?
How the current file has been downloaded to display the original title? When i download always like P9pzm5b6Fxx.mp4, when the title is Tigerking. How do I...
Published: Jul 15, 2026
cat /proc/filesystems does not list vfat
I'm trying to read an SD card formatted with a FAT32 filesystem. It can be read in windows, but not in Ubuntu. When I tried cat /proc/filesystems, th...
Published: Jul 15, 2026
What do I do when my root filesystem is full?
My / folder is reading as full and I can't update software or do anything. Not sure what I'm doing wrong here. $ df -h Results: Filesystem Size ...
Published: Jul 15, 2026
How do I add a user to the "sudo" group?
In /etc/sudoers I see this: # Allow members of group sudo to execute any command after they have # provided their password # (Note that later entries over...
Published: Jul 15, 2026
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