How to increase the size of the partition and file system after increasing the physical size of the disk
Posted by Alex On March 23, 2023
Disk partition size and file system size In Linux, a disk can be used entirely by one partition or be divided into several partitions (similar to volumes in Windows). Usually, at the stage of installing the operating system, disk partitioning is done: disk partitions are created, and then these partitions are formatted into one or […]
How to prevent money loss in international roaming. Setting up your phone for international roaming
Posted by Alex On March 5, 2023
Table of contents 1. How to disable mobile Internet in roaming 2. Setting up the phone to work with SIM cards in international roaming 3. Consider purchasing mobile data roaming packages If you are traveling abroad, then you need to be prepared for the fact that mobile communications in roaming are quite expensive. Mobile Internet […]
How to update the GRUB bootloader on Debian and derivative distributions (Kali Linux, Ubuntu, Linux Mint)
Posted by Alex On February 17, 2023
The GRUB operating system loader is installed and updated on Linux like any other software package. But the peculiarity of the bootloader is that even after updating the package, the actual working files of the bootloader, which are located on the partition mounted along the /boot/grub/ path, are not automatically updated. That is, when new […]
Updating packages: whether to update the config file
Posted by Alex On February 8, 2023
Consider a situation when the package manager of your Linux distribution (Debian, Linux Mint, Ubuntu, Kali Linux) asks about updating the configuration file – what to do and how to get the latest version of the configuration file? Let’s figure it out. With some updates of some packages, the structure of the configuration file changes. […]
How to update the GRUB bootloader in Arch Linux and derivatives (Manjaro, BlackArch)
Posted by Alex On February 6, 2023
The GRUB operating system loader is installed and updated on Linux like any other software package. But the peculiarity of the bootloader is that even after updating the package, the actual working files of the bootloader, which are located on the partition mounted along the /boot/grub/ path, are not automatically updated. That is, when new […]
Error “No such file or directory: AH02454: FCGI: attempt to connect to Unix domain socket /run/php/php8.1-fpm.sock (*:80) failed” (SOLVED)
Posted by Alex On January 29, 2023
Debian and derivative distributions (Ubuntu, Linux Mint, Kali Linux, and many others) may experience a “FCGI: attempt to connect to Unix domain socket /run/php/php8.1-fpm.sock (*:80) failed” error when migrating from PHP 8.1 to PHP 8.2. Apache web server log sudo tail /var/log/apache2/error.log contains the following error messages: [Sun Jan 29 03:05:45.213609 2023] [proxy:error] [pid 1313500] […]
Error “error: failed to commit transaction (invalid or corrupted package)” (SOLVED)
Posted by Alex On December 7, 2022
When using pacman while updating packages, for example sudo pacman -Syu An error may occur: error: binutils: signature from "Frederik Schwan <frederik.schwan@linux.com>" is unknown trust :: File /var/cache/pacman/pkg/binutils-2.39-4-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)). Do you want to delete it? [Y/n] If you choose the proposed option – remove an invalid or damaged […]
Error “TypeError: ‘AURPackageInfo’ does not have attribute ‘submitter’” (SOLVED)
Posted by Alex On December 5, 2022
pikaur is a utility for facilitating the installation and updating of programs from the AUR. You can read more about pikaur in the article “Automatic installation and update of AUR packages”. pikaur's options are similar to pacman, but you don't need to use sudo. For example, updating all packages is done with the following command: […]
“Initramfs unpacking failed: invalid magic at start of compressed archive” error (SOLVED)
Posted by Alex On November 28, 2022
This article will show you how to fix the Linux won't boot error. In this case, the solution is shown using Kali Linux as an example, but the steps are also applicable to Debian, Ubuntu, Linux Mint, and derivative distributions. An error occurred while booting Linux: Initramfs unpacking failed: invalid magic at start of compressed […]
dpkg: error: fgets gave an empty string from ‘/var/lib/dpkg/triggers/Unincorp’ (SOLVED)
Posted by Alex On November 28, 2022
When trying to use the apt package manager, for example: sudo apt install linux-image-amd64 An error occurred: E: dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem. The error is caused by disk problems or package upgrade failure. When trying to use the recommended command: sudo dpkg --configure -a […]