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@awidegreen
awidegreen / vim_cheatsheet.md
Last active April 10, 2025 20:01
Vim shortcuts

Introduction

  • C-a == Ctrl-a
  • M-a == Alt-a

General

:q        close
:w        write/saves
:wa[!]    write/save all windows [force]
:wq       write/save and close
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active May 16, 2025 22:55
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname
@virtualstaticvoid
virtualstaticvoid / iptables_rules.sh
Created June 14, 2011 08:58
25 Most Frequently Used Linux IPTables Rules Examples
# Modify this file accordingly for your specific requirement.
# http://www.thegeekstuff.com
# 1. Delete all existing rules
iptables -F
# 2. Set default chain policies
iptables -P INPUT DROP
iptables -P FORWARD DROP
iptables -P OUTPUT DROP