Arrays are one of the most widely used data structures in Swift, and we deal with a lot of array manipulations. One such manipulation is the removal of the last element from an array. The three useful methods to remove an element from an array are dropLast(), popLast(), and removeLast()

Buttons are an essential element in iOS apps. If you are developing an app using UIKit, you will probably use UIButton class to create buttons. Creating a button is a straightforward process, but it becomes problematic when it comes to customizations. Soon you will find yourself writing hacks for achieving your desired result. We all have been there, and we have done it. You are not alone. Luckily, iOS 15.0 gives us a new method to customize Buttons much easier using UIButton.Configuration. Let’s get started!

Deque (should be pronounced as “deck”) is a collection implementing double-ended queues. Deques are similar to arrays, but they have efficient insertions and removal of elements at the beginning and at the end.

Dictionaries are one of the most commonly used data structures. Dictionaries come with keys and values where the keys are unique. Sometimes, there might be a situation where we would want to swap the keys and values of a dictionary. Let’s see how to swap keys and values of a dictionary in swift.

You all might know that async/await is accepted and is available in the main snapshots! Let’s get our hands dirty by trying out some basic example of async/await in Swift.