Uniquify is an excellent Emacs package for looking at different files with the same name. Amazingly, it was written in 1986!
miniblog.
Related Posts
Some excellent safety improvements in C++26: hardening the standard library against out-of-bounds bugs, and a safer semantics for uninitialised local variables:
Excellent series on Self, both the programming model and the tool chain.
I love how opening an inspector on a value (e.g. nil) then shows a link to all occurrences of the value in other open inspectors!
The Matter protocol is excellent for puns.
"Does it Matter? It doesn't Matter."