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+ rpm command examples in Linux [Cheat Sheet]
rpm command in Linux is used to manage packages. Install, upgrade and remove packages with or without dependencies. Verify rpm packages
DNF Command Cheat Sheet in Linux (With Practical Examples)
A complete DNF command cheat sheet for Linux with practical examples. Learn how to use dnf to install, update, remove packages, manage repositories, work with …
25+ yum command examples in Linux [Cheat Sheet]
yum command in linux is a package manager used with CentOS, RHEL, Rocky, Fedora distribution. It is used to install, update, upgrade, remove or modify packages
chage Command in Linux: Password Expiry, Aging, and Account Policies
Learn how to use the chage command in Linux to manage password expiry, account aging, inactivity locks, and user expiration with practical examples and best …
15+ tar command examples in Linux [Cheat Sheet]
Create and extract any archive using tar command. List content of an archive, exclude files, create bzip2 or gzip archive using tar command in Linux
sysctl reload without reboot [100% Working]
Use sysctl -p FILE or sysctl --load FILE or sysctl --system to perform sysctl reload without reboot. Update the initramfs using dracut -f or update-initramfs …
15+ SSH command examples in Linux [Cheat Sheet]
ssh command in Linux (SSH client) is a program for logging into a remote machine and for executing commands on a remote machine.
Nmap Command in Linux: 30+ Nmap Command Examples and Cheat Sheet
Learn the Nmap command in Linux with 30+ practical examples and a quick cheat sheet. This guide explains how to perform host discovery, port scanning, service …
chgrp Command in Linux Explained: Change Group Ownership with Examples
Learn how to use the chgrp command in Linux to change group ownership of files and directories. Includes recursive usage, sudo examples, symbolic links, error …
15 usermod command examples in Linux [Cheat Sheet]
usermod command examples in Linux and Unix to modify the attributes of existing users. Change user's primary or secondary groups, home directory, login shell …
15 useradd command examples in Linux [Cheat Sheet]
Multiple examples for useradd command in linux. Create users in Linux and Unix using useradd command.
chown Command in Linux: Change File & Directory Ownership (Cheat Sheet)
Learn how to use the chown command in Linux to change file and directory ownership safely. Covers recursive chown, symbolic links, --from, --reference, verbose …
grep Command in Linux Explained with Practical Examples
Learn how to use the grep command in Linux with practical examples. This guide explains common grep options such as recursive search, counting matches, matching …
iotop Command in Linux: Syntax, Options, Cheat Sheet & Practical Examples
Learn how to use the iotop command in Linux with syntax, options, cheat sheet, and practical examples. This guide explains how to monitor disk I/O usage by …
cat Command in Linux: Syntax, Examples & Cheat Sheet (Beginner Friendly)
Learn the cat command in Linux with simple, practical examples. This beginner- friendly cheat sheet covers syntax, file creation, appending, line numbers, …