Y'know, I've kept a personal wiki for decades, writing down the things I've learned while fixing this and that issue, just in case future-me gets stuck fixing the same issue six months from now. I've decided to post some of those things here, just in case it helps somebody fix their own issues.
Contains mostly development/data science stuff, with the occasional MacOS tip.
.NET tips, mostly ASP.NET though
A few advanced Azure DevOps tips
Tips for Python’s Conda & pip package managers
How-tos for some very basic (and some not so basic) git features
Tips and tricks for the Jupyter interactive development environment
MacOS hidden/obscure features worth remembering
pandas & numpy tips and tricks