Knowledge base for software setup, errors, and daily tool work.

Taskbar Icons Disappeared After Explorer Crash: How to Restore Them

If your taskbar icons vanished after an Explorer crash, you're not alone. This is a common is...

Fix Nginx 502 Bad Gateway in Docker Containers

An Nginx 502 Bad Gateway error when proxying to a Docker container usually means Nginx cannot rea...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Docker Container Exits Immediately with Code 0: Fixes

You run a Docker container and it stops almost instantly with exit code 0. This means the main pr...

VSCode Breakpoint Not Working? Here's How to Fix It

You set a breakpoint, start debugging, but the code runs past it without stopping. This is a comm...

How to Fix Nginx 'Upstream Connection Refused' Error

When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...