Vadim Bulavin

Let's learn what are schedulers and how to perform asynchronous work with Combine.

Let's learn best practices of iOS unit testing with Swift.

Learn how to get started with Swift Combine framework.

Let's study and implement advanced Swift unit testing pattern Busy Assertion.

This article is an introduction to Swift unit testing. Let's learn why to test, what to test and how to test.

In this article let's learn different patterns of unit testing asynchronous code in Swift.

Layered architecture is battle-tested solution for client-server applications. Let's study how to apply it to iOS apps with same success.

What is recursion? How is it implemented? How can it be applied in Swift? Let's answer these questions and study multiple computer science fundamentals along the way.

Learn how Grand Central Dispatch helps you write better and cleaner asynchronous Swift code.

Let's learn the core principles of dependency injection and implement commonly used patterns such as dependency injection container, service locator and ambient context.

In this article let's implement and benchmark most popular Core Data persistence strategies and suggest the most efficient one.

Comments are integral part of every Swift project and their quality is equally important as that of the code. This article will teach you how to write excellent comments in Swift.

Although Swift has limited namespacing support, it can be compensated by the use of nested types. Let's take a look at how standard Swift namespacing can be extended.

The concept of object state is so fundamental that anyone hardly thinks of its definition. In present article let's define what is an object state and which states are called degenerate.

In this article you will learn how to dynamically size collection view cells based on their content.

The goal of Swift code style is to reduce programming complexity by describing good and bad practices of writing Swift code. Let's explore the most prominent coding styles in Swift community.