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
10+ vmstat command examples in Linux [Cheat Sheet]
use vmstat command in linux to monitor CPU, memory, disk IO and many more resources dynamically run time.
20 sar command examples in Linux [Cheat Sheet]
Complete cheat sheet with examples to use use sar command to view reports about CPU utilization, memory utilization, I/O usage, swapping statistics, filesystems …
iostat Command in Linux Explained: Syntax, Options, Cheat Sheet & Practical Examples
Learn how to use the iostat command in Linux with syntax, options, cheat sheet, and practical examples. This guide explains how to monitor CPU utilization, disk …
Paste Command in Linux: Examples, Use Cases & Cheat Sheet (2026 Guide)
Learn how to use the paste command in Linux with practical examples and real-world use cases. Understand how to merge files, use delimiters, and compare paste …
cut Command in Linux: Practical Examples & Cheat Sheet
Learn how to use the cut command in Linux with clear, practical examples. This guide covers selecting bytes, characters, and fields, working with delimiters, …
cmp Command in Linux: Compare Files Byte by Byte (Examples & Cheat Sheet)
Learn how to use the cmp command in Linux to compare files byte by byte. Includes practical examples, options like -l, -b, -s, exit codes, and real-world …
adduser Command in Linux: Syntax, Options & Practical Examples (Ubuntu/Debian)
Learn the adduser command in Linux with syntax, options, and 15 practical examples. Create users, system users, groups, set UID, GID, GECOS, shells, and home …
20 ss command examples in Linux [Cheat Sheet]
Use ss command to examine the sockets in Linux. It is an excellent network troubleshooting tool, successor of netstat command. Check active connections with …
20 netstat command examples in Linux [Cheat Sheet]
netstat command in Linux is used to get the list of listening TCP and UDP sockets. Get the list of ESTABLISHED, TIME_WAIT, LISTEN sockets with program name. Get …
20 top command examples in Linux [Cheat Sheet]
top command in linux is used to monitor runtime cpu, memory usage, NICE value, priority. You can add or remove fields from top command, change the refresh …
20+ rsync command examples in Linux [Cheat Sheet]
rsync command in Linux is used to transfer files and directories between one or more remote hosts. rsync is considered better than scp as it provides vast …
15+ scp command examples in Linux [Cheat Sheet]
Use scp command in linux to transfer files securely from one host to one or more remote hosts in Linux. Tutorial Cheat sheet to use scp command
dmidecode Command in Linux: BIOS, Serial, Memory & CPU (Cheat Sheet)
Learn dmidecode with practical examples to read SMBIOS/DMI data in Linux. Get BIOS version, system manufacturer, serial number, UUID, memory slot details, and …
apt Command in Linux: Complete Guide with Examples & Cheat Sheet
Learn the apt command in Linux with 15 practical examples. This APT commands cheat sheet covers installing, removing, updating, upgrading, searching, and …
dpkg Command in Linux: Practical Examples & Complete Cheat Sheet
Learn how to use the dpkg command in Linux with practical examples. This cheat sheet covers installing and removing .deb packages, fixing broken packages, …