5 posts
You don't need Lighthouse for diagnosis. curl -w timing variables give you TTFB and total time, sips reads image dimensions and bytes, and Python aggregates per-page asset weight. A 30-line script you can drop into CI for quantitative regression checks.
Why FastAPI (async / I/O-bound) and how it relates to Python's GIL, installing FastAPI and uvicorn with pip, the relationship between a web framework and a web application (ASGI/WSGI), and two ways to run the server with uvicorn in PyCharm plus the built-in Swagger UI.
When you overwrite PATH on Linux/macOS and basic commands like ls·vi·vim stop working with 'command not found' — check with echo $PATH and restore the base paths (/bin, /usr/bin, etc.) with export PATH, plus how :$PATH preserves the existing paths.
In Windows CMD, cd can't move to another drive. Why you must type 'D:' to go from C: to the D drive — the Windows filesystem with an independent root per drive vs Linux's single root (/).
Install Python on Windows and register the install path and the Scripts (pip) path in the system PATH so that just typing 'python' or 'pip' works in cmd. Covers the difference between user and system variables and the site-packages structure of pip-installed libraries.