Published on: 2018-12-5 • 7 minute read

Learn how and when to use UIView layerClass, maskView and UITintAdjustmentMode with a practical example.

Published on: 2018-11-14 • 14 minute read

Learn to leverage the power of UITextContentType and UITextInputTraits to provide smart suggestions and helpful automation on your UITextFields.

Published on: 2018-10-07 • 2 minute read

Use the #file and #line swift literals to implement custom XCTest assertions that correctly report where a failure happens in your test suite.

Published on: 2018-07-06 • 5 minute read

A guide to using os_signpost, demonstrated by building an XCTestObservation subclass that helps identify performance issues using your existing test suite. Also provides a guide to understanding how to build custom XCTestObservation interfaces to monitor events in your test suite runs.