9 Deprecated Linux Networking Commands and Alternative Tools You Should Use
Linux provides tons of command line utilities that Linux administrators learned years ago are now outdated….
15 Linux Interview Questions and Answers for System Administrators
Most Linux interview lists recycle the same 10 questions from a decade ago, and many of…
TiDB: Build a MySQL-Compatible Distributed SQL Database on Linux
This tutorial shows you how to install TiDB using TiUP, start a local cluster, connect to…
lazygit: Manage Git Repositories from the Linux Terminal
Every command in this guide was tested on Ubuntu 26.04 and RHEL 10. You’ll learn how…
Hister: Search Local Files Instantly in Linux
Hister is a self-hosted search tool that indexes your local files and browser history, so you…
11 Best IP Address Management (IPAM) Tools for Linux in 2026
Most sysadmins don’t realize there’s an IP conflict until something goes offline. That’s where IP address…
agentOS: Run AI Agents in a Secure Linux Sandbox
I burned through half of my E2B sandbox budget in just two weeks by spinning up…
Try uutils-coreutils: Rust Alternative to GNU Coreutils
For years, I never gave GNU coreutils much thought. They’re the standard Linux commands like ls,…
Nushell: A Better Shell for Files, Processes, and JSON
If you’ve ever chained together ls, awk, and grep just to find a file or extract…
How to Downgrade and Lock Packages With dnf in RHEL Systems
You ran dnf update, and now something has stopped working. Instead of spending hours troubleshooting, you…
Install GNOME on Rocky Linux 10 Using ISO (Offline)
Rocky Linux 10 installs as a minimal text-only server by default, and if you need a…
5 Ways to Check Remote Port Connectivity in Linux
You’ve just deployed a service, opened a firewall rule, or configured a reverse proxy, and now…
How to Resize ext4 Partitions and Filesystems in Linux
resize2fs is the tool that lets an ext4 filesystem use the extra space you’ve added to…
at Command: Schedule One-Time Linux Tasks Without Cron
The at command lets you queue a one-off task to run once at a specific time,…
How to Stop Linux Processes from Using Excessive CPU and RAM
A process suddenly consuming 99% of your CPU at 2 AM can turn a stable server…