Swift: How ARC works?

Whenever we create a new class instance, ARC allocates a chunk of memory to store information about that Class instance. […]

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Swift: Computed properties

Computed properties are provided by classes, structures and enumerations. They don’t store a value but provide a getter and optional […]

layoutIfNeeded()

This instance method is used to force a layout update almost immediately.If no layout updates a re pending this method […]

setNeedsLayout()

This instance method invalidates a view’s current layout and triggers a layout update during the next cycle. This method does […]