Graph is a data structure that contains a collection of nodes (vertices) connected by edges, used to represent relationships and connections between objects. Today I will talk about one of the c...

There are several ways to present an alert in SwiftUI. Let’s go through them one by one. 1. Alert with title SwiftUI will present an alert when a given condition is true, using a text view for th...

Similar to Sheet in SwiftUI, there are two ways to present a full screen modal view in SwiftUI as well. To learn more about Sheet, take a look at my “Sheet in SwiftUI” post. 1. Binding to a B...

There are two ways to present a sheet in SwiftUI. 1. Binding to a Boolean value In this way, SwiftUI will present a sheet when a binding to a Boolean value that you provide is true. The official...

Rate limiting is a mechanism used to control the number of requests that a client can perform in a given period of time. Its primary goals are to protect systems from overload, prevent abuse (such ...

In Swift, we have a final keyword, which can prevent a class, method, property, or subscript from being overridden. For example, if we want to prevent a class from being overridden. We can do like...

As we all know, binary search could half the search space each time util we find the target in the sorted list. This will result in O(logn) time complexity, which is far effecient than the linear s...

Typically, when we try to find an index of item from a list, we can use a linear search like below. func search(_ nums: [Int], _ target: Int) -> Int { for (index, num) in nums.enumerated() ...