Protocols in Swift and Objective-C are a powerful tool to decouple your code. They allow you to specify a contract between classes that consume them, but defer a concrete implementation to conformers. They allow you to segregate interfaces and invert cont... (more…)

Explanation on why we can’t perform dynamic dispatch on PATs (protocol with associated types) and how we can workaround this. (more…)

Many times when designing software, we have to deal with the possible absence of a value. This is especially true when working with third party libraries, APIs, databases, or user input. A user may submit a form without filling it out, or we may not get a...

Quick - The Swift (and Objective-C) testing framework. (more…)

The ElegantJ BI cube engine enables connection to disparate data sources, databases, CSV files and MDX data sources like Microsoft® SSAS and SAP® BW cubes.