Introduction to GitHub

🌍 Git vs GitHub: A Practical Overview for DevOps What is Git? Git is a distributed version control system. It tracks code changes locally, lets you branch, experiment, and roll back — all on your machine. It’s a core tool for managing changes in any codebase. What is GitHub? GitHub is a cloud-based hosting service for Git repositories. It provides a place to store your code online, collaborate with others, and integrate with CI/CD pipelines and tools. ...

January 4, 2019 Â· 5 min Â· 1003 words Â· Venkat Vaddineni

Mastering Git

Mastering Git:- Advanced Concepts Introduction In the previous article, we explored Git basics like creating a repository, committing changes, and pushing to a remote. If you’re familiar with those steps, you’re ready to move forward. This post is a practical journey through advanced Git concepts—presented in a real-world order and explained clearly so even beginners can follow along and start applying them with confidence. 1. Branching and Merging (Including Merge Strategies) Start here: branching is the foundation of collaboration in Git. ...

December 11, 2018 Â· 7 min Â· 1359 words Â· Venkat Vaddineni

Introduction to Git

🧠 Git Basics – Just What You Must Know Let’s walk through Git using a simple real-world scenario: Imagine you’re writing a small program and want to track your changes efficiently, experiment safely, and roll back when needed. Git helps you do all of that, locally, without any remote server. 📌 What is Git? Git is a free and open-source distributed version control system, created by Linus Torvalds in 2005 to manage the Linux kernel codebase. ...

December 6, 2018 Â· 9 min Â· 1733 words Â· Venkat Vaddineni

Essential Linux CLI Tools

Install and use tools like htop, ncdu, bat.

July 16, 2018 Â· 8 min Â· 1701 words Â· Venkat Vaddineni

Text Stream Magic (tail, grep, less)

Process logs and output like a wizard.

July 13, 2018 Â· 10 min Â· 1936 words Â· Venkat Vaddineni

Exit Codes and Debugging Scripts

Fix broken scripts with exit codes.

July 8, 2018 Â· 6 min Â· 1166 words Â· Venkat Vaddineni

Hostnames in the Age of the Cloud: Do They Still Matter?

In this post, we explore whether hostname configuration still plays a role in modern DevOps. Spoiler: It does — just not where you expect. From logging and monitoring to Ansible inventories and TLS certs, hostnames still have their quiet place in the chaos of the cloud.

July 5, 2018 Â· 8 min Â· 1544 words Â· Venkat Vaddineni

Managing Multiple SSH Keys

Work with GitHub, AWS, and more..

June 30, 2018 Â· 6 min Â· 1236 words Â· Venkat Vaddineni

SSH Tunnels to Expose Localhost

Share local services securely.

June 27, 2018 Â· 10 min Â· 1942 words Â· Venkat Vaddineni

Terminal Boost with tmux and Zsh(oh my zsh)

Enhance your shell experience.

June 22, 2018 Â· 9 min Â· 1903 words Â· Venkat Vaddineni