Testing in iOS

Testing is a great way to help ensure the pieces of your app remain functionally correct and bug-free. Explore Unit Testing, UI Testing, Test-Driven Development, and more!

How To Make An App Like Instagram in iOS

Have you ever wanted to build an app like Instagram, from architecture to coding to the back-end server, but weren’t sure where to start?

In this course you will find out how to put all the pieces together to create an app from scratch.

App Clips in iOS

Whether you’re picking up coffee or renting a bike, you’ve likely been faced with the decision of installing an app or not. Living in a time where there truly is an app for everything, it’s often frustrating to download an app just to get a ride home or book a hotel on-the-go. With App Clips, developers can make a small portion of their app available for near-instant use, so users can avoid the installation, sign-in, and onboarding process. In this course, learn how to implement your own App Clips in your iOS apps and help users discover your app while on the move!

Intermediate iOS Debugging

Prepare to learn some new debugging tricks! In this course, you’ll improve your skills with LLDB and Xcode.

iOS Debugging Fundamentals

Learn the fundamentals of debugging in Xcode: including breakpoints, stack traces, and visibly inspecting the view hierarchy. After this course, you’ll be better able to understand what’s happening throughout the flow of your app, and why!

Advanced iOS Design Patterns

Learn about advanced iOS design patterns like flyweight, mediator, composite, command, chain-of-responsibility, and coordinator. These might not have a place in your day-to-day development, but they’re still amazing patterns for your development toolbox!

Reusable SwiftUI Views in the raywenderlich.com App

Build two of the custom SwiftUI views used throughout the raywenderlich.com app. Get a glimpse into how we used SFSymbols, managed colors, and made the most of live previews.

Intermediate iOS Design Patterns

Level-up your knowledge of design patterns with this course! Covers the MVVM, Factory, Adapter, Iterator, Prototype, State, Multitask Delegate, and Facade patterns.

Mastering Git

Take the solid foundation laid by the Beginning Git course, and build upon it. Focus on fixing real-world problems, as you take a multi-user Git repository and work through the final steps of releasing a software product.

Beginning Git

In this introduction to using Git for source control you’ll learn everything from cloning and creating repos, through committing and ignoring files, to managing remotes and pull requests.

Command Line Basics

A command line course for beginners! Explore the basics like manipulating files and directories, navigation and tips and tricks to make your experience on the command line a little smoother.

Fundamental iOS Design Patterns

Learn about fundamental iOS design patterns like MVC, Delegation, Strategy, Singleton, Memento, Observer and Builder! These patterns are frequently used throughout iOS development, and every iOS developer should understand them well.