A Eulogy for Objective-C — With the birth of Swift, we face the passing of Objective-C. To mark this historic moment, long-time Objective-C developer and trainer Aaron Hillegass delivers an impassioned eulogy for a language he knew well. Aaron details the purpose and history of Objective-C, and provides a glance towards the future in which Swift carries on its purpose with additional modern language constructs.

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[Objective] C++: What Could Possibly Go Wrong? — Peter digs into the beautiful madness called Objective-C++ and looks at use cases where it’s great and where it’s awful. He teaches how to identify common performance bottlenecks and provides useful C++ tools that can be used across iOS, Android, and even OS X.

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Functional Reactive Awesomeness With Swift — Ash provides a brief history of functional reactive programming and ReactiveCocoa, and explains the motivations behind its use. Along the way, he walks us through three excellent demos that showcase functional reactive programming in Swift, before discussing advanced concepts like MVVM in iOS.

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Git as a Document Format — Traditional Cocoa document file formats each have specific advantages and pitfalls (archives, plists, XML, and Core Data). Wil discusses the traditional way of implementing undo, redo, and more document management tools to Cocoa apps, and then demonstrates how to use ‘git’ (the library, not the command-line tools) as a document format helps more easily implement them all.

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Overloading Comparison — As iOS developers bombarded by news and Twitter, we constantly compare ourselves to others - more knowledgeable developers, more popular apps, more lucrative businesses - and this can cause us to be unhappy and unproductive. Join Ray as he shares the story of his battle with comparison - and learn how you can overload comparison with a more positive alternative!

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