2.1 Git
Every entry filed under Git and its subtopics.
What kind of help
What do these mean?
- Beginner
- You are new to this topic.
- Intermediate
- You use it, and want to get better.
- Advanced
- You know it well and need the details.
- Guided project
- Build something small from start to finish, step by step.
- Explains an idea
- Plain words on how something works and why.
- Step by step
- Numbered steps to get one task done.
- Cheat sheet
- Commands and options in a table, to look up fast.
- Fixes an error
- An error message, what it means, and how to solve it.
15 entries match these filters
- 0381 pre-commit hooks: catch mistakes before they are committed Install the pre-commit framework, configure hooks for whitespace, YAML and JSON syntax, large files, leaked private keys, Python linting and shellcheck, run… Beginner · Step by step · Linux, macOS, Windows Article Pipelines, runners & hooks · Setup 15 Oct 2026
- 0390 Install Git on Linux, macOS and Windows Install Git from your package manager, Xcode's command line tools or the Windows installer, confirm the version, and do the one-time configuration… Beginner · Step by step · Linux, macOS, Windows Article Installing languages & tools · Setup 15 Oct 2026
- 0378 Continuous integration explained What continuous integration means, why small frequent merges plus an automated build on every change prevent integration pain, what a good pipeline… Beginner · Explains an idea · Any system Article Pipelines, runners & hooks 15 Oct 2026
- 0379 Your first GitHub Actions workflow: run tests on every push Build a working GitHub Actions pipeline from nothing: a small Python project with a test, a workflow file that runs pytest on… Beginner · Guided project · Any system Article GitHub Actions · Pipelines, runners & hooks 15 Oct 2026
- 0357 Keep secrets out of git: .env files, gitignore and what to do after a leak Load passwords and API keys from an untracked .env file, commit a safe .env.example instead, catch mistakes before they are pushed, and… Beginner · Step by step · Any system Article Housekeeping · Secrets & access 15 Oct 2026
- 0318 Fix: fatal: not a git repository Git looked in the current directory and every parent for a .git folder and found none. You are in the wrong directory,… Beginner · Fixes an error · Any system Article Common errors · Setup 15 Oct 2026
- 0313 What is CI/CD? CI/CD is the habit of automatically testing every code change and, once it passes, deploying it without manual steps. Beginner · Explains an idea · Any system Article Pipelines, runners & hooks 15 Oct 2026
- 0269 What is a commit? A commit is a saved snapshot of your project in Git, with a message explaining what changed and why. Beginner · Explains an idea · Any system Article Branching & rebasing 15 Oct 2026
- 0270 What is a branch? A branch is a separate line of work in Git, so you can try changes without touching the main version of the… Beginner · Explains an idea · Any system Article Branching & rebasing 15 Oct 2026
- 0271 What is a merge conflict? A merge conflict happens when two branches changed the same lines and Git needs a human to decide which version wins. Beginner · Explains an idea · Any system Article Branching & rebasing 15 Oct 2026
- 0262 Make your first pull request: Git and GitHub from first commit to merged change A complete beginner's path through Git and GitHub: set up Git, make commits, ignore files, use branches, push to GitHub, open a… Beginner · Guided project · Any system Article Branching & rebasing · Pull requests · Setup 15 Oct 2026
- 0040 Fix: error: failed to push some refs to … Git refused your push, usually because the remote branch has commits you do not have yet. Bring them in, combine them with… Beginner · Fixes an error · Any system Article Common errors 15 Oct 2026
- 0037 Git cheat sheet The Git commands you reach for most, grouped by task and using the modern switch and restore forms. Copy, paste, and replace… Beginner · Cheat sheet · Any system Article Git 15 Oct 2026
- 0032 First-time Git setup: name, email, default branch, SSH or HTTPS Tell Git who you are, pick sensible defaults, and choose between SSH and HTTPS for GitHub. Includes a small script that applies… Beginner · Step by step · Linux, macOS, Windows Script Setup 15 Oct 2026
- 0033 The everyday Git workflow: status, add, commit, push, pull Git moves your changes through three places: the working folder, the staging area, and the commit history. These five commands, plus .gitignore… Beginner · Explains an idea · Any system Article Housekeeping · Setup 15 Oct 2026