Workflow manuals for setup steps, repeatable tasks, and software operations.

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

When Git reports SSL certificate problem: unable to get local issuer certificate, it...

Fix Explorer.exe Keeps Restarting in Windows 10

If your File Explorer (explorer.exe) keeps restarting on Windows 10, you'll see the taskbar a...

Fixing Nginx Upstream Connection Refused in Load Balancing

When Nginx load balancing returns upstream connection refused, it means one or more ...

How to Fix Nginx Redirect Loop from HTTP to HTTPS

If you're seeing an infinite redirect loop when trying to force HTTPS in nginx, the browser u...

How to Fix Git Detached HEAD and Checkout a Branch

You're working in a Git repository, make some commits, and then realize you're in a '...

Fix Git index.lock File Exists Permission Denied Error

You're in the middle of a Git operation and suddenly you see:

fatal: Unable to ...