Most of our apps present lists or grids of some data by using UITableView or UICollectionView. Often users can update this list by using Pull-to-Refresh technique or by pressing the update button. Everybody knows how to update UITableView by calling the reloadData…

Learn how to identify and remove degenerate state in your UIViewControllers and UIViews with Swift 5. This allows to significantly simplify your view controllers and views Swift code.

How to easily change between different views

Learn how to find and clean up unused localized strings from a String file. Find the keys which have no references and which can be removed.

Memory is leaked in an iOS app when the system is unable to determine if an
object allocated in memory is in use or not. The most frequent cause of memory
leaks in iOS apps are retain cycles. Check out my previous post for a more
detailed explanation of memory

Almost every program on the planet has to deal with strings one way or another, since text is so fundamental to how we both communicate and represent various forms of data. This week, let’s take a look at various ways to parse and extract information from…

After some times creating different iOS apps following an MVVM pattern, I’m often not sure how to implement the navigation. If the View handles the rendering and user’s interactions and the ViewModel the service or business logic, where does the navigation…

In the last article, we created a simple login flow using the bloc and flutter_bloc packages. If you haven’t checked it out already, you…

Custom transitions are a great way of controlling user focus. In this article we are going to implement come custom transitions using segues.

When testing delegates, we are asserting rigid implementation details. Here's a way to make those tests more flexible.

Christmas has always been one of my favourite times of the year. For me, Christmas is a season that brings so much love, laughter…

Learn how to identify and remove degenerate state in your UIViewControllers and UIViews with Swift 5. This allows to significantly simplify your view controllers and views Swift code.

Swift 5 switches the preferred encoding of strings from UTF-16 to UTF-8 while preserving efficient Objective-C-interoperability. Because the String type abstracts away these low-level concerns, no source-code changes from developers should be necessary*,…

We’re all familiar with the Error type, but have you met these related Swift Foundation error protocols?

In one of my previous posts, we talked about the Pattern Matching feature of Swift language. We discussed how we could use “case let” keyword in our daily development to find patterns in Enums, Turples, and Optionals. But today we are going to talk about…

Enumerations are not just first-class citizens in Swift. They adopt many features traditionally supported only by classes, such as computed properties or static and instance methods. Enumerations can also define custom initialisers, can be extended to expand…

For Swift developers, Vapor has become an increasingly apt choice for a mobile backend. I decided to deep dive into Vapor and see if it is a viable choice.