What is the difference between a weak reference and an unowned reference?

What is the difference between a weak reference and an unowned reference?

swift memory-management automatic-ref-counting weak-references dangling-pointer

swift

Is it necessary to use autoreleasepool in a Swift program?

memory-management swift

swift

Is it necessary to use [unowned self] in closures of UIView.animateWithDuration(...)?

ios swift memory-management uiviewanimation retain-cycle

swift

Swift delegation - when to use weak pointer on delegate

swift memory-management memory-leaks delegates strong-reference-cycle

swift

Is it safe to force unwrap variables that have been optionally accessed in the same line of code?

ios swift memory-management null optional

swift

What is the difference in Swift between 'unowned(safe)' and 'unowned(unsafe)'?

memory-management swift automatic-ref-counting

swift

Is self captured within a nested function

swift memory-management weak-references nested-function capture-list

swift

Secure Memory For Swift Objects

ios macos security swift memory-management

swift

Swift Managing Memory

ios swift memory-management automatic-ref-counting

swift

Memory write performance - GPU CPU Shared Memory

ios swift memory-management metal

swift

Lazy initialisation and retain cycle

swift memory-management memory-leaks automatic-ref-counting lazy-initialization

swift

Deinit method is never called - Swift playground

swift memory-management swift-playground

swift

Deinit not called on a UIViewController, but Dealloc is

ios objective-c swift memory-management uiviewcontroller

swift

High memory usage in UICollectionView [duplicate]

ios iphone swift memory-management uicollectionview

swift

In Swift, When using "[weak self] in", should I double up on it when nested inside another closure [duplicate]

swift memory-management memory-leaks closures

swift