iOS Ref
Design
Resolution by device
Display tech by device
Camera tech by device
Fonts by iOS version
Ext
OS by device
iOS version by device
iPadOS version by device
watchOS version by device
tvOS version by device
OS by usage
iOS version usage
Hardware
RAM & processor
Hardware strings
Swift
Swift versions
Ext
Swift 5 cheatsheet
Ext
All docs
Ext
Swift Book
Ext
Swift guides
Closures
(
mini
)
Ext
Functions
Ext
Control flow
Ext
Dispatch
Ext
Guides
Entering recovery mode
Objective-C block syntax
Tools
Hex → Color/UIColor
WTF, Auto Layout?
Ext
NSDateFormatter
Ext
API errors lookup
Ext
Xcode
Xcode Releases
Ext
Xcode Build Settings
Ext
Apple docs
All docs
Ext
HIG:
iOS
&
watchOS
Ext
App Store
Review Guidelines
Ext
Marketing Guidelines
Ext