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How to Fix Nginx Upstream Connection Refused on Port 80

When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

Fix Docker Build Context Canceled by Excluding Files

You run docker build and after a long wait see context canceled. This o...

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix Docker Overlay2 Disk Usage and No Space Left Errors

When Docker reports 'no space left on device' or you notice disk usage climbing in ...

Docker Compose Env Variable Not Available in Container: Fix
You define an environment variable in your docker-compose.yml file, but when you run...

Docker Compose ENV Not Passed to Entrypoint: Fix
You define an environment variable in your docker-compose.yml, but when the containe...


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