This code is occasionally throwing a null pointer exception (NPE). How can you change the code so it never throws as NPE? println("length of First Name = ${firstName!!.length}")

What is the execution order of init blocks and properties during initialization?

What are the two ways to make a coroutine's computation code cancellable?

Which statement declares a variable mileage whose value never changes and is inferred to be an integer?

What is the preferred way to create an immutable variable of type long?

Which line converts the binaryStr, whish contain only 0s and 1s, to an integer representing its decimal value? val binaryStr = "00001111"

Which function changes the value of the element at the current iterator location?

Kotlin will not compile this code snippet. What is wrong? class Employee class Manager : Employee()

Your code need to try casting an object. If the cast is not possible, you do not want an exception generated, instead you want null to be assigned. Which operator can safely cast a value?

You are upgrading a Java class to Kotlin. What should you use to replace the Java class's static fields?

Which code snippet correctly shows a for loop using a range to display "1 2 3 4 5 6"?