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Undoing Changes in Git

  Undoing Changes in Git: A Professional Guide to Reset, Revert, Stash & Cherry-Pick 📅 Published: Feb 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Git Reset, Git Revert, Git Stash, Git Cherry-pick, DevOps Overview Mistakes are a normal part of software development. Git provides powerful tools to undo changes safely , whether you want to discard local edits, undo commits, temporarily save work, or selectively apply changes. This guide explains Git reset, revert, stash, and cherry-pick in a professional and beginner-friendly way. Understanding Undo Operations in Git Undoing changes in Git depends on what you want to undo and where the change exists . Common Scenarios Undo local file changes Undo committed changes Save unfinished work temporarily Apply specific commits to another branch Git offers different commands for each scenario. git reset Explained git reset moves the HEAD pointer and optionally updates the staging area and working directory. Types of git re...
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Git Branching & Merging - Complete Guide with Examples

Git Branching & Merging: Professional Guide for Modern Development 📅 Published: Feb 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Git Branching, Git Merge, Git Rebase, DevOps, Software Development Overview Branching and merging are among the most powerful features of Git . They allow teams to work on multiple features in parallel while keeping the main codebase stable. This guide explains Git branches, merging strategies, rebase concepts, and conflict resolution in a clear and professional manner suitable for DevOps learners and developers . Understanding Git Branches A branch in Git is an independent line of development. The default branch is usually main or master New branches are created for features, bug fixes, or experiments Branches help avoid breaking the main codebase Why Branching Matters Parallel development Safe experimentation Clean project history Faster team collaboration Working with Branches git branch Lists, creates, or deletes branches. List branches...

Git Basics Commands: Essential Commands

  Git Basic Commands: A Practical Guide for Everyday Development 📅 Published: Feb 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Git Commands, Version Control, DevOps, Software Development Overview After understanding Git fundamentals, the next step is learning essential Git commands used in real-world projects. This guide explains core Git commands in a clear and practical way, helping beginners and DevOps learners confidently work with repositories, track changes, and manage code history. Getting Started with a Git Repository git init Initializes a new Git repository in the current directory. git init Use this when starting a new project from scratch. git clone Creates a local copy of an existing remote repository. git clone <repository-url> This is commonly used when working with team projects or open-source repositories. Checking Repository Status git status Displays the current state of the working directory and staging area. git status It shows: Modifie...

Git Fundamentals & Version Control Master Guide

  Git Fundamentals: A Professional Guide to Version Control for Developers 📅 Published: Feb 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Git, Version Control, DevOps, Software Development Overview Git is a foundational tool in modern software development and DevOps workflows. It enables teams to track changes , collaborate efficiently , and maintain code integrity throughout the software lifecycle. This guide provides a clear, structured, and beginner-friendly explanation of Git fundamentals, making it ideal for students, professionals, and DevOps aspirants. What is Git? Git is a distributed version control system (DVCS) designed to manage changes in source code during software development. It allows developers to: Track file modifications over time Collaborate without conflicts Restore previous versions when required Git ensures consistency, safety, and accountability in development projects. Why Version Control Matters Version control is critical for both individu...

Linux Interview & DevOps Scenarios

  Linux Interview/Practical Scenarios: Real-World DevOps Challenges Prepare for Linux interviews with hands-on scenarios that DevOps engineers face daily 📅 Published: Feb 2026 ⏱️ Estimated Reading Time: 15 minutes 🏷️ Tags: Linux Commands, DevOps Interviews, System Administration, Troubleshooting Overview Linux skills are non-negotiable for DevOps roles. While knowing commands is good, solving real problems is what gets you hired. This guide presents practical scenarios that you'll encounter in DevOps interviews and daily work, with step-by-step solutions and explanations. Real-world Use Cases for DevOps 1. Server Health Check & Monitoring Scenario:  You join a new team and need to assess server health immediately. What to Check: bash # Check overall system health top # Real-time process monitoring htop # Better visual alternative uptime # System load averages free -h # Memory usage (human readable) df -...