Swift doesn’t have a built-in type for fixed-size, stack-allocated arrays. The standard library uses code generation to work around this limitation for internal use.

Using Swift arrays to only hold weak references

by Maxim Vasilevsky

And how it will improve your unit tests’ mock data

Swift 4 brought a lot of cool things like the Codable protocol. It made parsing JSON easier and painless. But some things that were simple…

This week I got a challenge from my friend Mateusz Maćkowiak to solve an issue in a diff function he created. Given two arrays, his goal…

tl;dr: yes.

We were working on an iOS app which provide paid video content. So the possibility of getting the video being recorded using the iOS 11…

The URL scheme is an interesting feature provided by the iOS SDK that allows developers to launch system apps and third-party apps through URLs. For example, let's say your app displays a phone number, and you want to make a call whenever a user taps that…

Last week I had my last appearance with talk about Swift runtime performance
[https://speakerdeck.com/krzyzanowskim/slow-swift]. I enjoy the topic, and I had
a ton of fun with preparing the speech, with the on-stage experience and
afterward discussions.
…

So, what’s QR code? I believe most of you know what a QR code is. In case you haven’t heard of it, just take a look at the above image – that’s a QR code.


QR (short for Quick Response) code is a kind of two-dimensional bar code

WWDC 2017 brought us an understanding of what Apple thinks about machine learning and its applications right on mobile devices. CoreML…

Understanding architectures to the core…

The Swift 4.1 compiler brings the next phase of improvements from the
roadmap for generics: conditional conformances.

In this OAuth 2.0 Swift tutorial you will learn how to use two different open source libraries to implement OAuth 2.0 in an iOS app.

Realm's List type has gotten some new superpowers and it's time we gave them a proper introduction

Enums with associated values in Swift is my main tool for state design. Let’s learn how to get most of it using code generation with Sourcery

Implementing a justified flow layout algorithm

Writing tests in iOS apps is a touchy subject. Not everyone is so privileged to be able to write tests full-time, for different reasons.

Some people have full control over their development process and choose not to write tests, maybe because they have had…