Creating Forms with Eureka iOS Library

From afar, a simple form in iOS appears quite simple. You just manage some rows and maybe sections. Some formatting here or there. Quick and simple, right?

Not so much. Even if you’re building a simple form, you need to deal with the…

Static and Dynamic List Content with SwiftUI

Creating a data-driven list with SwiftUI requires much less code than using a…

How Promises Replaced My Pyramid Code

As a mobile developer, most of the code I’ve written has been in Swift / Objective-C and Java. However, to build a truly dynamic app, you will likely need to learn other languages to get the job done. In fact, many of my iOS apps contain nearly as much JavaScript on the server-side as…

Different Constraints for Different Size Classes

A recent hurdle I encountered dealt with a familiar friend and foe: auto-layout.

My goal was to set the size of certain UIButtons according to the size of the screen. So depending on which device my app runs on, I want…

@State variables in SwiftUI

Apple joined the declarative UI movement in full-force with its announcement of SwiftUI at WWDC 2019. The new framework appears strikingly similar to Google’s Flutter, a portable toolkit that has already gained considerable momentum and adoption from the developer community in…

Lists and Adapters in Android

Coming from iOS development, I knew that learning to display large data sets would be crucial to building powerful mobile applications.

Android’s ListView is essentially the iOS equaivalent of UITableView. In iOS, we use the data-source and delegate…

String validation in Swift

When building an app with user accounts, one often needs to restrict usernames to only contain certain characters (i.e. alphanumerics and underscores).

I’ve written an extension on the String class to validate whether or not a String only contains these…