Blocks

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A collection of 2 posts

Objective-C blocks - Example and a Quick reference

This post is inspired by following Tweet when it was mentioned after years of experience, developer still could not remember the blocks syntax. After years of iOS development, I finally caved & made an xcode snip of an Obj-C block as a property. Still can never remember the syntax 🙈 —

iOS

Macro for checking nil/NULL blocks

This is an easy and quick tip I came across while going through NSHipster's Reader Submissions - 2016. Sometimes we use the blocks which we may or may not be nil. Well, unlike other mechanism by which you can send message to nil object, you cannot call a nil/NULL