Here is a quick introduction, along with the full articles list There are a lot of articles that tell about libraries and frameworks in Swift. At the bottom of this page, you will find links to materials I highly recommend to get acquainted with The goal of my work isn’t…

It’s so hard and useless to write clean code from scratch. First, make your code work. Then cover it with tests. Your team gets time to test your code, and you have a space to make it clean Clean code is a result of the refactoring Functions Principle 1. A name…

Here is a quick introduction, along with the full articles list When talking about concurrency in Swift, it is queues that are usually meant A queue is an array of tasks, each of which starts execution in the order they were added. The main execution thread is also a queue…

Here is a quick introduction, along with the full articles list Generics can be used when defining a function // Generic function func swapTwoValues<T>(_ first: inout T, _ second: inout T) { let temp = first first = second second = temp } var firstInt = 3 var secondInt = 5 swapTwoValues(&firstInt…

Here is a quick introduction, along with the full articles list …the more restrictive code comes to the compiler, the more performant it is at runtime Method Dispatch is all about telling CPU where in memory it can find executable code for a particular method call Direct Dispatch Direct Dispatch is also…

Here is a quick introduction, along with the full articles list In-out Parameters Function parameters are constant by default In-out parameters are used to modify parameter values. So, after a function returns, a variable that is passed as &variable will have the modified value var num1 = 3 var num2 = 5 …

Here is a quick introduction, along with the full articles list Automatic Reference Counting (ARC) is a compile-time mechanism that takes over memory management. This mechanism works only for objects that are stored on the heap (reference types) Before ARC appeared, developers had to manage memory and objects lifetime manually…

Here is a quick introduction, along with the full articles list … is all about improving the performance of value types Copying on write is only about structures that are stored on the heap. It makes real copies of instances only when that copies are being changed String and all…

Hi, everybody! You know, this is the first time when I’m writing an article somewhere. But it is not an article at all. It is something I’m just writing My name is Maxim, and I love software development. Currently, I’m learning Swift and iOS. Listening to Swift by Sundell podcasts…