Command Line & Terminal

Terminal tools, bash scripting, CLI utilities and productivity tips

20 articles

Linux Kernel Panic: Every Message Decoded and How to Fix It

What every common Linux kernel panic message means, decoded from the kernel source, with fixes for Ubuntu, Debian, Fedora, Arch, NixOS and Omarchy.

Best Code Editors for Linux in 2026: 14 Editors and IDEs Compared

✅ Checked against each editor's official site and docs · Last updated:…

Claude Code with tmux or Herdr: Run Several Agents at Once

Run several Claude Code agents in one Linux terminal with tmux, Zellij or Herdr. Setup commands, a comparison table and when each tool makes sense.

Omarchy Keyboard Shortcuts: The Complete Hotkeys Cheat Sheet (2026)

✅ Tested on Omarchy v3.8.2 · Hyprland · Last updated: August 2026…

Linux Disk Usage: df, du and ncdu Guide

Tested on: Ubuntu 26.04 LTS · Debian 12 · Fedora 44 ·…

Linux find Command: Complete Guide with Real Examples

Tested on: Ubuntu 26.04 LTS · Debian 12 · Fedora 44 ·…

Linux Logs: journalctl and /var/log Complete Guide

Tested on: Ubuntu 26.04 LTS · Debian 12 · Fedora 44 ·…

How to Use sudo on Linux: Complete Guide

Tested on: Ubuntu 26.04 LTS · Debian 12 · Fedora 44 ·…

How to Use GitHub CLI (gh) on Linux: The Complete Guide (2026)

Tested on: GitHub CLI 2.96 · Last updated: July 2026 GitHub CLI…

Kali Linux Commands Cheat Sheet

Last updated: July 2026 A reference for the commands you'll actually type…