Detecting the first launch of the iOS application — the wrong and the right way

Another post about “testability matters”

The concept of the “first launch” is crucial for many apps. You may want to show a quick…

Lightweight persistence in iOS shouldn’t be this hard

Introducing Shallows — a reusable, easy-to-use caching library

Introducing Time

Type safe time calculations for Swift

In Cocoa, TimeInterval (ex NSTimeInterval) is the only thing that defines time. But, actually, it’s just a typealias for Double, and so it doesn’t have any descriptive meaning. Just a number. It’s not that…

Introducing Placeholders

Set and animate multiple placeholders on UITextField

Postponing internationalization without feeling guilty

Being lazy isn’t shameful when you’re conscious about it