I kept hitting the same annoyance. Someone sends me a .mov, I need an .mp4, and every free option online wants me to upload the file to a server I do not trust. So I built mov2mp4, a small desktop app that converts locally and never touches the netwo...

Multi-tenant applications have a way of turning simple endpoints into surprisingly complicated pieces of code. At first, tenant-specific validation seems harmless. You have two tenants with different limits, so you write something like: if tenant ...