May, 2025 - iDoLinux

How to Change a User’s Default Shell in Linux

Managing user environments is an essential part of Linux system administration. One powerful way to personalize or restrict user sessions is by changing the default login shell. In this article,…

geekvater May 31, 2025

CLI Magic

The Ultimate Guide for Creating and Removing Directories

Working with directories is a fundamental part of navigating and organizing your Linux system. Whether you're setting up project structures or managing application files, knowing how to create and remove…

geekvater May 31, 2025

ViM Trick: Split Screen in the Vim Text Editor

CLI Magic

How to Split the Screen in Vim (Horizontal and Vertical Windows)

Working with multiple files in the terminal is common when editing configuration files, writing code, or reviewing logs. One of the most useful features of vim is the ability to…

geekvater May 30, 2025

CLI Magic

Open Files and Directories from the Terminal with Ease

Opening files or directories directly from the terminal can significantly improve your workflow and efficiency. While command-line operations are typically associated with advanced tasks, there are tools that allow you…

geekvater May 30, 2025

CLI Magic

Understanding the $SHELL Environment Variable in Unix and Linux

In Unix and Linux systems, the $SHELL environment variable indicates the parent shell that initiated your current session. This can be useful for understanding the runtime environment, particularly when troubleshooting…

geekvater May 29, 2025

CLI Magic

Understanding the Linux yes Command and When to Use It

The yes command in Linux is often underrated, but it can be quite useful when combined with other tools in a pipeline. It automatically outputs a string repeatedly—by default, "y"—and…

geekvater May 29, 2025

Kernel 6.15

How To Install Kernel 6.15 On Ubuntu, Debian And Derivative Systems

The Linux kernel is the core component of any Linux operating system, managing hardware resources and system processes. Installing the latest Linux Kernel 6.15 on Ubuntu, Debian, and their derivatives…

geekvater May 28, 2025

Linux Distros News

AlmaLinux OS 10: A Major Leap Forward for Open-Source Enterprise Linux

The release of AlmaLinux OS 10 marks an important moment for the open-source Linux community, especially for organizations and users looking for a reliable, free alternative to Red Hat Enterprise…

geekvater May 28, 2025

News

Understanding ClickFix: How This Fileless Malware Targets Linux Systems

ClickFix is a new and stealthy type of fileless malware that specifically targets Linux environments. Unlike traditional malware, ClickFix doesn't rely on writing files to disk. Instead, it lives in…

geekvater May 28, 2025

CLI Magic

Count How Many Times a String Appears in a File with a One-Liner

When working with text files, it's extremely helpful to know how to quickly count how many times a specific string appears. This technique can come in handy during log analysis,…

geekvater May 27, 2025