iOS Development Always handle your table & collection view cell selection properly, using functions When writing iOS, you will always end up using UITableView or UICollectionView. With them come cells, delegates, datasources, cellForRow(at indexPath:), didSelect,... I've often seen it become (and inherited) an ugly mess. Not anymore.
iOS Development How to debug your JSON in Xcode when JSONDecoder fails Sometimes, JSONDecoder fails. And when that happens, it can be difficult to figure out what went wrong. Not if you can print Data instances!
iOS Development How to elegantly make sure you only setup your ViewController's UI on viewDidLoad When handling navigation, we often end up having to pass some sort of state to our view controllers, wether directly or indirectly. Setting endless optional publicly exposed properties feels dirty and is a pain, while setting @IBOutlets before viewDidLoad is crash prone. Let's solve that together.
iOS Development Thrice blessed, Oh Core Data ! I was told to stay as far away as I could from Core Data. Some hate the poor thing, and others... don't really dislike him? Let's add my own story to this.