Python Requests Timeout: Example Code and Fixes
When using the Python requests library, a missing or misconfigured timeout can cause...
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All notesFix Docker Nginx 502 Bad Gateway with MySQL
You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...
DNS Probe Finished NXDOMAIN: Internet Connection but No Browsing Fix
You see the error 'DNS probe finished NXDOMAIN' on Chrome or other browsers, yet your int...
docker compose set environment variable from file
When running Docker Compose, you often need to pass environment variables to your services. Hardc...
How to Fix Git Detached HEAD State and Undo Changes
You run git status and see something like "HEAD detached at abc123". This ha...
How to Fix Chrome ERR_NAME_NOT_RESOLVED Error
You try to open a website in Chrome and see ERR_NAME_NOT_RESOLVED. This error me...
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