7 posts with this tag
There are very few certainties in app development, but one is that once your app is released it will change in unexpected ways. And no matter how flexible your architecture is inevitably one of those changes will be a breaking change. Perhaps the most important breaking changes involve the user's…
Core Data and Unit Testing haven't always been the best of friends. Like two members of the same friend group who don't really know each other but really like their UIKit friend, Core Data and Unit Testing have in fact discovered that they have a lot in common and have…
This post is now out-of-date, please instead see: "Progressive Core Data Migration". People really care about their possessions. Nowhere do you see this more than on public transport. It's not unusual to see bags occupying seats while people stand. As a Brit, we have developed a powerful non-verbal…
Social networks work on the basis of presenting a feed and allowing the user to interact with the content contained in the feed in (hopefully) novel and interesting ways that the user derives usefulness (joy?) from. The presentation of the feed varies greatly from social network to social network but…
Application requirements evolve, which require us to refactor existing features. For the most part, Xcode's built-in refactoring tools work well; however, an area where the refactoring tools can't help is with stringy APIs. Core Data seems to be full of stringy method parameters - in this article I want to…
Adding search functionality to your UITableView can be achieved using the built in UISearchBar object and implementing the UISearchBarDelegate protocol. I am going to take us through an example that searches an Article instances (data object) properties for the users entered search string, displaying those articles that match. Each article…