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🔧 Essential 19 Git Commands Every Software Engineer Should Know


Nachrichtenbereich: 🔧 Programmierung
🔗 Quelle: dev.to

As a software engineer, mastering version control is crucial for efficient collaboration and project management. Git, being the most widely used version control system, offers a plethora of commands to help you navigate your development workflow. In this blog post, we'll explore the essential Git commands that every software engineer should have in their toolkit.

Basic Commands: Getting Started with Git

Let's begin with the fundamental commands you'll use to initialize and manage your Git repositories:

1 git init: This command initializes a new Git repository in your current directory.

   git init

2 git clone: Use this to create a local copy of a remote repository.

   git clone https://github.com/user/repo.git

3 git add: This stages your changes for commit.

   git add file.txt
   # or to stage all changes:
   git add .

4 git commit: Record your staged changes to the repository.

   git commit -m "Add new feature"

5 git push: Upload your local repository content to a remote repository.

   git push origin main

6 git pull: Fetch and merge changes from the remote repository to your local one.

   git pull origin main

Branching and Merging: Managing Project Workflows

Branching is a powerful feature in Git that allows you to work on different versions of your project simultaneously. Here are the essential commands for branching and merging:

7 git branch: List, create, or delete branches.

   git branch new-feature

8 git checkout: Switch to a different branch or restore working tree files.

   git checkout feature-branch

9 git merge: Combine changes from different branches.

   git merge feature-branch

Inspecting and Comparing: Understanding Your Project's State

These commands help you understand the current state of your repository and compare different versions:

10 git status: Shows the status of changes as untracked, modified, or staged.

```
git status
```

11 git log: Displays commit history.

```
git log
```

12 git diff: Shows changes between commits, commit and working tree, etc.

```
git diff HEAD~1 HEAD
```

Remote Repositories: Collaborating with Others

Working with remote repositories is essential for team collaboration. Here are two key commands:

13 git remote: Manages set of tracked repositories.

```
git remote add origin https://github.com/user/repo.git
```

14 git fetch: Downloads objects and refs from another repository.

```
git fetch origin
```

Undoing Changes: Fixing Mistakes

Everyone makes mistakes. These commands help you undo changes when needed:

15 git reset: Resets current HEAD to the specified state.

```
git reset --hard HEAD~1
```

16 git revert: Creates a new commit that undoes the changes from a previous commit.

```
git revert HEAD
```

Advanced Commands: Enhancing Your Git Skills

As you become more comfortable with Git, these advanced commands will help you manage complex scenarios:

17 git stash: Temporarily stores modified, tracked files.

```
git stash save "Work in progress"
```

18 git cherry-pick: Applies the changes introduced by some existing commits.

```
git cherry-pick abc123
```

19 git rebase: Reapplies commits on top of another base tip.

```
git rebase main
```
  1. git tag: Creates, lists, deletes or verifies a tag object signed with GPG.

    git tag -a v1.0 -m "Version 1.0"
    

Conclusion

Mastering these Git commands will significantly enhance your ability to manage version control effectively in your projects. While this list covers a wide range of operations, remember that Git offers even more functionality. As you grow more comfortable with these commands, don't hesitate to explore Git's documentation to discover additional features that can further streamline your development workflow.

Happy coding, and may your commits always be meaningful!

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