Shell
2025
Linux Iptables quick reference
1197 words·6 mins
Linux
Terminal
Shell
Firewall
Reference
Network
Networking
iptables in 5 Minutes: a quick cheat-sheet for quick rule edits, safe testing, and making changes stick, without tripping over firewalld, UFW, or nftables.
Bash History Expansion and Prompt Magic
471 words·3 mins
Linux
Scripting
Programming
Terminal
Bash
Shell
Interesting and useful use cases of !, #, and ? expansions in Bash
2024
SSH Config File - Quick Connection
382 words·2 mins
Linux
Shell
Sysadmin
Using aliases with SSH for quick & easy connections
2021
YAVG: Yet Another Vim Guide
1539 words·8 mins
Vim
Linux
Shell
Bash
Development
Setup
Programming
Reference
Spending some time learning Vim to save time