When Xcode runs your unit tests, it uses the App as a host for the tests. The tests only run after the App has finished launching. Loading core data, networking or other setup work you do from the App delegate slows down your unit tests. Here’s a quick tip…

Since the release of ARKit in 2017., and especially the 2.0 announcement during the WWDC 2018 conference, I’ve been interested in what it can provide.

When to go for Alamofire and when to use URLSession. Take a look at the advantages and disadvantages while we compare both frameworks.

People make mistakes. Allow your users to undo them.

Leverage the power of Swift value types to manage domain complexity by creating rich domain-specific value types to encapsulate domain data, logic and business rules, keeping classes lean and focused on maintaining the identity of entities and managing state…

Learn how we think, what we value, and what's up next here at Novoda.

This week we will talk about creating DSL in Swift. Let’s start with the understanding of DSL acronym. Domain Specific Language is a language hosted by parent language to solve any specific area. An excellent example of DSL can be HTML which is DSL for creating…

After struggling for some time with CIFilter documentation at work, I've been working on an app which can apply filters interactively for various inputs...

Last month, I added a show nearby train station feature to my train app Rapidly . I've stumbled across few issues while following some online tutorials on how to implement Core Location 😅. In this post we will look into how to retrieve current location of…

HoneyBee is a futures/promises library that makes concurrent programming easy, expressive, and safe.

Many developers use Swift singletons to share data in iOS apps. This article shows why you should avoid the singleton pattern and what to use instead.

Learn Swift code styles used by the top tier companies like Google, LinkedIn, Airbnb. We'll compare different Swift style guides, learn Swift best practices and suggest which style guide to pick for your next project.

The Reactive programming is getting popular as it is a completely different paradigm. Check out this article for a quick intro into RxSwift.

Concurrent code can come in many different shapes and forms. Depending on what we’re trying to achieve, the abstraction that’ll prove to be the best fit might vary quite a lot from use case to use case. One such abstraction is Tasks, and this week, let’s…

A little extra clarity goes a long way

The Swift 5 release enables runtime checking of “Exclusive Access to
Memory” by default in Release builds, further enhancing Swift’s
capabilities as a safe language. In Swift 4, these runtime checks were
only enabled in Debug builds. In this post, I’ll first…

Child coordinators, navigating backwards, passing data between view controllers, and more.

Swift 5 overhauls how values in string literals are interpolated, and incidentally overturned several decades’ worth of problematic programming conventions.