Stack Overflow API

Operations have a reputation for being chunky, especially compared to GCD. However, once you get to know operations, you realise that they are the OOP approach to concurrency in iOS. Here, we look at how to use operations to build a networking layer by encapsulating multiple steps into one unit.

When working with offset pagination, the page is often thrown away. Losing that content to page relationship can make merging new content into existing cached content tricky. Here, we look at how to keep the page around and simpilify things.

No one wants networking code scattered everywhere. Here, we look at how to utilise NSOperation to encapsulate each networking request within its own cancellable unit of work.