Author: Alex

PHP Warning: PHP Startup: imap: Unable to initialize module (SOLVED). How to install the imap module for PHP on Arch Linux

Posted by Alex On April 8, 2023

When running a PHP script in Arch Linux or derivative distributions (Manjaro, BlackArch) on the command line: php 8.php You may see the following warning from PHP: PHP Warning: PHP Startup: imap: Unable to initialize module Module compiled with module API=20210902 PHP compiled with module API=20220829 These options need to match in Unknown on line 0 Warning: PHP Startup: imap:...

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 another file system. In this...

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 connection can also be expensive....

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 versions of GRUB are released,...

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. As a rule, the new...

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 versions of GRUB are released,...

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] (2)No such file or directory:...
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