Learning the Language
Learning a programming language is like learning a foreign language, it has rules and constructs. Learn about some of the constructs in the programming language Objective-C, like the distinction between classes and objects, strings and arrays, properties and methods.
5 videos • 1 quiz • 3 code challenges
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Classes and Objects
3 minutes 31 seconds
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Code Challenge
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Code Challenge: Classes and Objects
1 objective
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Class Interface
4 minutes 19 seconds
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Code Challenge
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Code Challenge: Class Interface
2 objectives
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Getting to Know Arrays
7 minutes 18 seconds
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Code Challenge
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Code Challenge: Getting to Know Arrays
2 objectives
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Creating a Property
9 minutes 13 seconds
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Randomization
5 minutes 18 seconds
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Quiz: Properties and Randomization
5 questions
Create an NSArray of [UIColor] objects and change the color of the predictionLabel text randomly when the buttonPressed method is called.