Today I tested the log rotation of a Linux server installation and therefore I needed a logfile that was larger than 10 MB. To create such a file of e.g. 11 MB size on the shell, I used this command: dd if=/dev/urandom of=test.log bs=1M count=11 The content of the file is random characters. If you ... Read more
Sometimes you might have to remove an existing GPT partition table from a hard disk. E.g. when you install another OS like Windows which can't cope with GPT partition records. Or, like in my case, when you want to add an HDD into a RAID where the other disks are using the traditional MBR partition ... Read more
Most Linux servers are administered on the command line e.g. through an SSH connection. In the following tutorial, I will explain several shell commands that make it easy to view log files on the Linux command line (shell). These commands will work on all major Linux distributions incl. AlmaLinux, CentOS, Debian, Fedora, RockyLinux, and Ubuntu. ... Read more
The Linux make command is used to build and compile applications from source code, as it also builds and compiles source code dependencies using a "makefile". As a Linux user, you can use the make program to compile utilities and install them from the command line. However, sometimes users receive the error message "make: command ... Read more
Echo is a built-in Linux command-line utility that is used on standard output to display an argument i.e text or string. It is most generally used to display status text to the screen in batch files and shell scripts or used as a source part of a pipeline. You have seen or used it frequently ... Read more
Featherpad is a unique text editor for programming. It directly competes with major text editors. However, Featherpad is based on Qt engine. It has some unique features like drag and drop of attachment. The tabs can be detached and the editor can autosave the progress. I will install it on Ubuntu 22.04 and show you ... Read more
There are several text editors available for Linux and one of them is gEdit. It is developed by Gnome and can be installed from standard Ubuntu repositories. You will see how to install it. I am using Ubuntu 20.04 Mate edition, and it does not come preinstalled. The text editor has an enormous number of ... Read more
Gobby is a fantastic collaborative editor with the support of multiple documents in one session. The most amazing thing it includes the chat system. All the collaborators can chat and share their ideas on one document. With such a unique feature, Gobby is popular among system admins and software engineers. I personally like Gobby, and ... Read more
If you have a backup of a larger database and restoring it via PhpMyAdmin does not work, this can be achieved via the following command on the shell. To see the status of the restoring backup, we install the program pv. It allows us to see visual progress of the process, after starting the restore ... Read more
Kakoune is highly inspired by Vi therefore it looks slightly similar to experienced developers and system admins. Kakoune is a modal code editor, it binds Vi keystrokes into a text editing language. It does a great job of editing files either on a local system or a server. Now we will observe how Kakoune is ... Read more