iOS

Swift

UITextField with Custom Text Padding in Swift

Implement a UITextField with custom text spacing in Swift

Swift

Animate With The iOS Keyboard In Swift

Create smooth layout animations when the iOS keyboard shows and hides.

Swift

Save Swift Enum In Core Data

Learn how to use a Swift enum on a Core Data Model

Swift

Resize UIImage Without Stretching in Swift

Learn how to scale a UIImage to a target size while keeping the aspect ratio the same.

Swift

UIView Gradient Background in Swift

Learn how to create a UIView with a gradient background in Swift.

Swift

Resize UICollectionViewCells On Rotation In Swift

Learn how to resize UICollectionViewCells and refresh the UICollectionView layout on rotation in Swift.

Swift

Self-Sizing, Full-Width UICollectionViewCells in Swift

Learn how to implement UICollectionViewCells with a constant width and autosizing height.

Swift

UIIBSystemGenerated: Breaking Constraint

Is Xcode AutoLayout breaking on a UIIBSystemGenerated constraint. Find out why!

iOS

Xcode Instruments Performance Profiling and Optimization with Counters

A walkthrough of Counters, an Instruments tool to reliably find performance improvements in apps.

Swift

Random Numbers and Random Number Generators In Swift

Learn how to generate random numbers, get random elements from an array, set a seed, and more random related logic in Swift.