Apple want's you to develop the most powerful apps in the simplest syntax as possible. So how does Apple treat concurrency? This article takes a look at Grand Central Dispatch, the foundation of concurrency in Swift. MORE

Traditional way of adding cornerRadius to UI components risks sacrificing performance due to offscreen rendering. This article presents a more efficient way to draw cornerRadius. MORE

Texture (a.k.a AsyncDisplayKit) is an iOS framework for building smooth and responsive UI. Though mature, it is a little daunting to first-time users. This article aims to give a gentle introduction. MORE

Concurrency is a big, useful, but confusing topic. How should we understand concurrency? What is async? What is multithreading? Where do threads come from? This article aims to answer these questions. MORE