Legacy code is an unfortunate fact every developer has to face. Whether you subscribe to the idea that legacy code is just inherited code, untested code, or that it’s code which has reached a certain age, the grim reality of software development is that code lives, for a very long time. See how to tombstone your application to find dead code.

Catching up on old @phparch articles and found a gem in February 2019 from @dragonmantank on tombstoning as a means to clean up old/unused code. Catchy name and the first time I've seen that technique. Neat!

— D.Lo (@DLoBoston) April 18, 2019