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🤫 celebrates

Bill Bumgarner

Longtime Apple engineer and Objective-C runtime explainer

EngineeringmacOSiOS
The work

What we are celebrating, specifically.

  • Wrote widely referenced explanations of objc_msgSend and the Objective-C runtime that taught developers how Cocoa really works underneath.
  • Contributed to PyObjC and py2app, bridging Python and Cocoa, and shared Cocoa knowledge freely for two decades.

Independent

Engineer (formerly Apple) · current

Deep Objective-C runtime and Cocoa expertise; earlier co-founded and was CTO of CodeFab

Why

Why we celebrate them.

When you finally understood how message dispatch worked in Objective-C, odds are Bill's patient writing is why -- deep expertise, generously given.

Sources — their own pages, so you can check us

  • oreilly.com
  • pycs.net/bbum
This page is yours

Bill Bumgarner, this belongs to you.

We built this from your public work because we think it deserves celebrating. You did not ask us to, so the only fair thing is that you decide what happens to it. Claim it and it is yours to edit. Ask us to change something and we will. Ask us to take it down and it is gone within 72 hours — free, no account needed, and nobody will try to talk you out of it.

Claim or remove this pageEveryone we celebrate