Linux and DevOps Cheat Sheets
Quick reference cheat sheets for Linux commands, Git, Docker, and DevOps tools to help you perform tasks faster.
The Cheat Sheets section provides quick reference guides for commonly used commands and tools.
These guides are designed to help you quickly recall commands without going through detailed tutorials.
Explore related sections like Linux and DevOps for deeper learning.
What you will find
- Quick command references
- Syntax summaries
- Common usage examples
Ideal for
- Quick revisions
- Daily usage reference
107 articles
15+ Tips to PROPERLY sort files in Linux [Cheat Sheet]
The simplest way to sort files in Linux is to sort them alphabetically by name. This is done using the ls command with the -l option and piping it to the sort
firewalld Cheat Sheet: firewall-cmd Rules, Commands and Examples
Learn the most important firewalld commands using this firewall-cmd cheat sheet. This guide covers common firewalld rules, listing firewall rules, managing …
Pacman Command in Arch Linux: Install, Update, Remove & Examples (2026 Guide)
Learn how to use pacman command in Arch Linux with practical examples and cheat sheet. Install, update, remove packages, and understand pacman usage for …
9 screen command Examples in Linux [Cheat Sheet]
The syntax for screen command is as follows:
Increase load with stress command in Linux [Cheat Sheet]
Use stress command to increase load on CPU, Memory, Disk and Disk I/O with examples.
elinks Command in Linux: Browse Websites and Extract Text from HTML
Learn how to use the elinks command in Linux to browse websites from the terminal and extract text from HTML pages. This practical cheat sheet covers elinks …
How to Use Screen in Linux [List, Attach, Detach, Close]
Learn how to use the screen command in Linux to manage persistent terminal sessions. Includes examples to list, attach, detach, rename, log, and close screen …
wget Command in Linux (Syntax, Examples, Cheat Sheet + Interview Questions)
Master the wget command in Linux with syntax, examples, options, and a quick cheat sheet. Includes real-world use cases and wget interview questions for quick …
rmmod Command Examples in Linux
The rmmod command in Linux is used to remove a module from the linux kernel.
curl Command in Linux: Practical Examples & Cheat Sheet
Learn how to use the curl command in Linux with clear, practical examples. This cheat sheet covers downloading files, HTTP headers, silent mode, redirects, POST …
hping3 Command in Linux: Syntax, Options, Cheat Sheet & Practical Examples
Learn how to use the hping3 command in Linux with syntax, options, cheat sheet, and practical examples. This guide explains how to perform packet crafting, port …
10+ traceroute command in Linux [Cheat Sheet]
Use traceroute command to trace the route from a switch to a host device and helps in troubleshooting network unreachable issues by identifying the network hops …
10+ tcpdump command examples in Linux [Cheat Sheet]
Capture TCP or UDP packets using tcpdump command in Linux. Capture packet for specific interface, specify source and destination.
40+ grep Pattern Matching Examples in Linux (Regex, OR, Pattern File)
Learn advanced grep pattern matching in Linux with practical examples. This guide covers grep regex examples, OR conditions, pattern files, matching words …
dumpe2fs Command in Linux (ext4 Superblock & Recovery Guide)
Learn how to use the dumpe2fs command in Linux to inspect ext2, ext3, and ext4 superblock information, view backup superblocks, check inode and block details, …