kotlin

kotlin

repeat in Kotlin explanation with example

repeat is used to repeat any one function for a specific amount of time in Kotlin. This post will show you how to use repeat with example.

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kotlin

How to use default parameters in Kotlin constructor

Learn how to use default parameters in kotlin constructor and how to initialize a class by using default parameters.

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kotlin

Numbers in Kotlin and different useful methods

Learn how to use number in Kotlin with different methods defined in it. We will see its built-in types, different types of use cases with examples.

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kotlin

How to rethrow an exception in Kotlin

Using try catch finally, we can handle an exception. Rethrowing an exception is used to rethrow an exception again in the catch block. In this post, we will learn how to rethrow exception in kotlin with example.

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kotlin

How to handle exceptions using try catch in Kotlin

Learn how to handle exceptions in Kotlin using try catch with different examples. We will explore how to throw an exception and how to use try catch blocks to handle.

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kotlin

Kotlin example to use aggregate with groupingBy

groupingBy method is used to group items of a collection using a keySelector function. It returns one Grouping object. For example, we can group a list of strings by the first character of each string. aggregate is another function that can be used with a Grouping to apply one operation on each element of each group sequentially. In this post, I will show you how to use groupingBy with one example.

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kotlin

What is JvmStatic annotation in Kotlin and why we use it

JvmStatic annotation or @JvmStatic is an important annotation of Kotlin. In this post, I will show you where JvmStatic is used and its use cases.

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kotlin

Kotlin groupingBy explanation with example

groupingBy function is used to group items and apply one operation using a keySelector function. It returns one Grouping object that we can use to call its other methods. In this post, I will quickly show you how to use groupingBy with examples.

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kotlin

Kotlin groupByTo method explanation with examples

groupByTo method is used to group elements of an array by a key returned by a key selector function. It is similar to groupBy. The only difference is that we can put the result in a mutable map.

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kotlin

Kotlin groupBy method explanation with example

groupBy method of Kotlin is used to group similar items of a collection. It is useful in many cases like we can group items based on type, length, object category, etc. It takes one selector function and based on that function it groups the items.

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