Map

In this short Swift tutorial, you will learn how to use one of the High Order Functions in Swift called map(_:) to apply a transformation to each element in an Array. Given an Array of Names Let’s consider an Array of String values: let names = [“sergey”, “michael”, “john”, “bill”, “tom”] All values in this Array…

Read More How to Use map(_:) in Swift. Code Examples.

In this short Java tutorial I am going to share with you a few different ways you can use to iterate over a collection in Java. Iterating List with Enhanced For-Loop List<String> names = new ArrayList<>(); names.add(“Sergey”); names.add(“Bill”); names.add(“John”); for(String name: names) { System.out.println(name); } Iterating List with forEach() and Lambda List<String> names = new…

Read More Ways to Iterate Over a Collection in Java