Mastering Kotlin: a Fast Guide to Null Safety (in 30 min)


Mastering Kotlin: a Fast Guide to Null Safety (in 30 min), Get a grip on Kotlin type system at lunch break! Put strong Kotlin skills into your toolbox for better career prospects!

Course Description

This course is a quick paced introduction into Kotlin null safe type system.

During this 30 min course you will learn the differences between the Java and Kotlin type systems.

You will see how Kotlin will help you handle the notorious NullPointerException at compile time rather than at runtime.

By the end of the course you will be very comfortable with Kotlin nullability which is one of the main advantages and core features of the language.

You will find out the differences between nullable, not null and platform types.

You will learn about safe the call operator, the Elvis operator, the safe cast operator, the not null assertion, the let function and some other important techniques of working with nullable types in Kotlin.

Some knowledge of java is welcome but not required.

This course is for you if you are just starting our with Kotlin!

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