swift

Dealing with file extensions and Uniform Type Identifiers

Storing OSLog instances as an extension in order to provide them using a shorthand syntax.

Map the keys of a dictionary to a different type

Transforming the type of keys in a dictionary using a handy map function.

Create time intervals with explicit units

Extending TimeInterval in Swift can make clearer and more readable code.

A modular analytics layer in Swift

Ensuring your analytics implementation is easy to use, alter and extend can be difficult. Let's have a look at a possible solution by building a modular analytics layer together in Swift.

Protocol functions with default parameter values

Swift protocols can have functions with default parameter values through the use of extensions.

Access the call site of a function using special Swift literals

Easily obtain information of where a Swift function was called from for use within the function itself.

Safely index items within a collection

How to use a Swift extension subscript and use it to safely get an item by index.

Protocol function that returns the Self type

How to add functions to your Swift protocols that use the current type as their return type.

Using metatype Self to return current type

Find out how to avoid typing out the current Swift type within its own code.