DevOps and IT Cheat-Sheet Collection

Welcome to the Cheat-Sheet Collection for DevOps, Engineers, IT professionals, and more! This repository contains a curated list of cheat sheets for various tools and technologies commonly used in the software development and IT industry.

:scroll: Rules

Before diving into the cheat sheets, please keep these essential rules in mind:

• Contributions are warmly welcomed to improve and expand the collection.
• If you find the cheat sheets helpful, show your appreciation by giving us a :star: on GitHub.

:pushpin: Index of Cheat-Sheets

1. Nginx :whale:
2. Docker :whale:
3. Ansible :hammer_and_wrench:
4. Python :snake:
5. Go (Golang) :racehorse:
6. Git :octocat:
7. Regular Expressions (Regex) :mag:
8. PowerShell :electric_plug:
9. VIM :keyboard:
10. Jenkins :construction_worker:
11. Continuous Integration and Continuous Delivery (CI/CD) :repeat:
12. Kubernetes :ship:
13. Linux :penguin:
14. Redis :floppy_disk:
15. Slack :speech_balloon:
16. Puppet 🐕
17. Google Cloud Developer :cloud:
18. AI, Neural Networks, Machine Learning, Deep Learning & Data Science :robot:
19. PostgreSQL :elephant:
20. Ajax :arrows_counterclockwise:
21. Amazon Web Services (AWS) :cloud_with_lightning_and_rain:
22. Infrastructure as Code (IaC) :building_construction:
23. System Design :gear:
24. Cyber Security :lock:

---

Nginx :whale:

• Nginx: Nginx is open-source software for web serving, reverse proxying, caching, load balancing, media streaming, and more.

Docker :whale:

• Docker: Docker is a tool designed to make it easier to create, deploy, and run applications using containers.
• Docker by JRebel
• Docker Security

Ansible :hammer_and_wrench:

• Ansible: Ansible is the simplest way to automate apps and IT infrastructure.

Python :snake:

• Python 3 - The Basics
• Python for Beginners

Go (Golang) :racehorse:

• Go (Golang): Go, also known as Golang, is a statically typed, compiled programming language designed at Google.

Git :octocat:

• Git by Atlassian
• Git by GitHub
• Git by Git-Tower
• Git/GitHub - Pull Request

Regular Expressions (Regex) :mag:

• Regex: Regular expressions are special text strings for describing search patterns.
• Regex for Python

PowerShell :electric_plug:

• PowerShell: PowerShell is a task automation and configuration management framework from Microsoft.

VIM :keyboard:

• VIM: VIM, aka Vi IMproved, is a highly configurable text editor for efficiently creating and changing any kind of text.

Jenkins :construction_worker:

• Jenkins: Jenkins is an open-source automation server that enables developers to reliably build, test, and deploy their software.

Continuous Integration and Continuous Delivery (CI/CD) :repeat:

• CI/CD Framework: CI/CD frameworks have made the practice of software development increasingly complex—and overwhelming.

Kubernetes :ship:

• Kubernetes K8s Cheat-Sheet
• Kubectl: Kubectl is a command-line interface for running commands against Kubernetes clusters.

Linux :penguin:

• Bash: Bash is a Unix shell and command language written by Brian Fox for the GNU Project as a free software replacement for the Bourne shell.
  • Linux Commands 1
  • Linux Commands 2
  • Linux Commands 3
  • Linux Network Tools: A compilation of various Linux networking tools.
• Network-tools: Network-tools cheat sheet includes ping, curl, wget, ssh, and more.
• Cron: Cron is a time-based job scheduler in Unix-like computer operating systems.
• Rsync: Rsync is a fast and versatile file copying tool used for local and remote file transfers.
• cURL
• SSH
• NC (Netcat)
• Nmap: Nmap is a powerful network scanning tool.
  • Nmap Cheat Sheet by Comparitech.
• OpenSSL
• Ethtool
• ngrep
• grep
• xargs
• find
• awk
• sed
• tar
• ps
• top
• Wireshark: Wireshark is a free and open-source packet analyzer.
• Linux File Systems: The Linux file system used to resemble an unorganized town where individuals constructed their houses wherever they pleased.

Redis :floppy_disk:

• Redis: Redis is an in-memory data structure store used as a database, cache, and message broker.

Slack :speech_balloon:

• Slack: Slack is a messaging tool for fast and easy communication within teams, organized by channels.

Puppet 🐕

• Puppet: Puppet lets you automate the enforcement, security, and delivery of your hybrid or cloud-native infrastructure.

Google Cloud Developer :cloud:

• Google Cloud Developer: This cheat sheet covers building scalable and highly available applications using Google-recommended practices and tools that leverage fully managed services.

AI, Neural Networks, Machine Learning, Deep Learning & Data Science :robot:

• AI & ML Cheat-Sheet: This section explores intelligence demonstrated by machines.

PostgreSQL :elephant:

• PostgreSQL: PostgreSQL is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance.

Ajax :arrows_counterclockwise:

• Ajax: AJAX = Asynchronous JavaScript And XML.

Amazon Web Services (AWS) :cloud_with_lightning_and_rain:

• AWS: The Basics
• AWS Services
• AWS Cost Information

Infrastructure as Code (IaC) :building_construction:

• Terraform: Terraform is an open-source infrastructure-as-code software tool for managing cloud services.

System Design :gear:

• System Design Blueprint: System Design is defined as a process of creating an architecture for different components, interfaces, and modules of the system and providing corresponding data helpful in implementing such elements in systems.

Cyber Security :lock:

• Cyber Security 101: Fundamentals of Cybersecurity Topics.
• What is DevSecOps?: DevSecOps emerged as a natural evolution of DevOps practices with a focus on integrating security into the software development and deployment process.

---

If you find this collection helpful, consider supporting the project by buying us a coffee.

Thank you for using our cheat sheet collection! Happy coding! :rocket: