Edge Cases

If You Look at the Error, You Will Crash

Wolf Rentzsch rants (there’s that word again) with Andrew Pontious about Apple’s NSError implementation, while also giving a brief history of Mac/Unix error handling and introducing his new JRErr library, which makes NSError usage easier.

Links:

• “Marion, don’t look at it. Shut your eyes, Marion. Don’t look at it, no matter what happens!” « IMDb
• Andy Lee tweet: “@apontious @rentzsch The mnemonic is “He’s so smart, I wish I could RENT Z SCHool he went to.” You have to imagine a French accent.”
• errno.h « Wikipedia
• Mac OS memory management « Wikipedia
• rentzsch/mach_error-Decoder-Ring « github.com
• rentzsch/NSXReturnThrowError « github.com
• Dave Dribin on Twitter
• NSError** is hard « rentzsch.tumblr.com
• rentzsch/JRErr « github.com

Rejected Episode Titles:

• Release My Cushion
• The Lie of Try-Catch
• Hypothetical Drug-Addicted Little Sister
• You’ve Got Booleans and You’ve Got Pointers, Haha
• God Help Me, Apple Events!
• All the Badness That Is NSError
• A Magic Cocoa Wand We Could Wave
• NSTherapy