How to Install and Remove Software on Ubuntu
If you’re new to Ubuntu or similar Linux distributions, figuring out how to install and…
Mastering Systemd Logging: A Sysadmin’s Guide to journalctl for Linux Troubleshooting
On Linux systems, crucial messages from the kernel, system services, and running applications are carefully…
Mastering Advanced Journalctl Filtering Techniques for Comprehensive Linux Systemd Log Analysis
Working with large log datasets is a daily reality for system administrators. To effectively analyze…
How to Install OpenSSL Libraries on Ubuntu
OpenSSL is a robust, open-source toolkit that implements the Secure Sockets Layer (SSL) and Transport…
Top 11 Linux Log Monitoring Tools for System Administrators
In Linux environments, system administrators need to continuously monitor log files to evaluate system health,…
Detecting and Fixing Memory Leaks with Valgrind
Memory leaks are among the most frustrating bugs to track down in C and C++…
How to Kill Processes Using Specific Ports on Linux, Windows and MacOS
Have you ever encountered issues starting a server or application because the required port is…
How to Fix the “Native Host Connector Not Detected” Error for GNOME Extensions in Ubuntu 22.04
When upgrading to Ubuntu 22.04 LTS (Jammy Jellyfish), many users encounter the error message: “Although…
Linux Sed Tutorial: Learn Text Editing with Syntax and Examples
This article was adapted from its original version on NixCraft. Sed is an acronym for…
How to Fix VMware’s “Could not open /dev/vmmon” Error on Ubuntu
You’ve recently installed VMware Workstation on your Ubuntu system and encountered the frustrating “Could not…