iOS 7.1 fixes an important cause of random crashes in all 64-bit apps. If you have an iPhone 5s or retina iPad then you really want this.
objc_msgSend for iOS was first tested on a board that I bought myself. We didn't want to reveal how many ARM dev kits Apple suddenly needed.
On a 64-bit device, being the only 32-bit app incurs a significant memory size cost. Don't be that app.
Swift. Because even the world's best object-oriented portable assembly language is not the right tool for some jobs.
Hi, I'm Greg. I have worked on runtimes for 16 years and I have a sticky note to remind me which is covariance and… twitter.com/i/web/status/8…