In this tutorial, I'm going to give you some best practices that will help you safely and effectively use classes (reference types) and reference semantics in Swift. Protocol-oriented programming (POP) and value semantics are all the rage now, but a promising…

A poorly designed entity hierarchy can be as unstable as this tower. Inflexible designs can be unaccepting of new entities or…

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Almost every app you build with Xcode will need some sort of configuration. Whether it is API Keys for 3rd party SDKs, the URL of your API, feature toggles, or a logging level of verbosity, it’s a good idea to keep this configuration separate from your code.

After using Storyboards for many years, I recently decided to switch to Programmatic Views and Programmatic Autolayout for my personal…

How do I generate certificates for push notification? Device tokens? APNS? Environment?! Is there a way to send push notification without relying on a backend? Firebase? Why the Firebase notification doesn't appear on my device?! A small task of wanting to…

Check out our step-by-step guide on developing a messaging app like WhatsApp and learn about its architecture, features, and cost in detail.

Combine functional programming with performance by making use of these given best practices for common use cases in Swift.

This week, let's take a look at various techniques for working with URLs in Swift, how to make our URL construction code more robust, and how different kinds of URLs might warrant different approaches.

Networking is central to how most apps add value to their users which is why significant effort has been put into creating an easy to use networking layer by both Apple and the open-source community

Probably every iOS developer nowadays knows what UI tests are and how to write them. Sometimes we don't even have to write them ourselves because Xcode can do that for us. Of course, the result is far from ideal and probably you don't want to keep it as it…

DateComponents is a useful, but ambiguous type. Taken in one context, date components can be used to represent a specific calendar date. But in another context, the same object might instead be used as a duration of time.

When working on an app that is released worldwide, one of the common topics is how to stylise the text based on the user language.

This post assume you have some experience working with URLSession and some brief knowledge on how HTTP works. This post will be focusing on multipart data content type. TL;DR - Jump to the code You might have come across scenarios where your app need to…

How to improve Dynamic Type support in your app and bring it to the next level.