Mastering the SQL Language Course

Ruby on Rails is a powerful web application framework that uses the programming language Ruby, and powers many websites, including GitHub, Twitter, Groupon, and more.

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Updated for iOS 8 and Swift. Tools and APIs required to build applications for the iPhone and iPad platforms using the iOS SDK. User interface design for mobile devices and unique user interactions using multi-touch technologies. Object-oriented design using model-view-controller paradigm, memory management, Swift programming language. Other topics include: animation, mobile device power management, multi-threading, networking and performance considerations. Prerequisites: C language and object-oriented programming experience exceeding Programming Abstractions level, and completion of Programming Paradigms. Recommended: UNIX, graphics, databases.

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Learn the basics of iOS development with the Objective-C language. Start learning to develop iPhone, iPad, and Mac apps by building a foundation on Objective-C. COURSE OVERVIEW Level 1 on Try Objective-C LEVEL 1 FREE LEVEL Grass World 14 Challenges Create and log common objects Level 2 on Try Objective-C LEVEL 2 FREE LEVEL Ice World 11 Challenges Sending messages and getting results Level 3 on Try Objective-C LEVEL 3 FREE LEVEL Sand World 12 Challenges Control the flow Level 4 on Try Objective-C LEVEL 4 FREE LEVEL Lava World 24 Challenges Create your own classes Level 5 on Try Objective-C LEVEL 5 FREE LEVEL Space World 9 Challenges Learning from mistakes

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