Checklists for software errors, setup, and tool workflows.

Fix Git Push Rejected Non Fast Forward Error

You try to push your local commits to a remote repository and get: ! [rejected] —

npm package.json Not Found After npm init

You run npm init, answer the prompts, and then try to install a package or run a scr...

Resolve Git Merge Conflicts in VS Code: Step-by-Step

When you pull or merge branches in Git and both branches have changed the same part of a file, yo...

VS Code IntelliSense Not Working for Java: Fix Guide

You open a Java file in VS Code, start typing, and get no code completion, no parameter hints, no...

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix VS Code Git Auth Failed with Personal Access Token

If you're using a personal access token (PAT) for Git authentication in VS Code and seeing &#...