- sqlite3 cheat sheet
- Ratpoison window manager
- Bash Job Control
- ImageMagick: Introduction (identify, convert, montage)
- Change Dots per Inch - X Window
- Bash shell: default keyboard shortcuts
- How to generate API reference documentation for DirectFB
- FFmpeg commands
- RPM Package Management Quick Reference
- Interesting Quotes
- Network related Standards and Tutorials
- Useful Linux Commands for System Administrators
- Arch Linux distro - Introduction
- How to install Arch Linux on a USB key from an existing Linux (Debian)
- How to live healthier and longer
- Vi editor basic keystrokes
- xbindkeys: how to bind keys to commands (X window)
- FIRE Financial Independence, Retire Early
- GNU Screen : Quick Reference : Cheatsheet
- GDB cheatsheet
- How to scan a hard disk partition using badblocks (or e2fsck)
- Bash redirections
- 500000 digits of PI