Hackerrank Solution: 1D Array – Part 2 using Kotlin
This tutorial will show you Hackerrank 1D Array Part 2 using Kotlin. Let’s play a game on an array! You’re standing at index 0 of an n-element array…
List
Posts tagged List
CopyOnWriteArrayList in Java
What is CopyOnWriteArrayList CopyOnWriteArrayList is a concurrent Collection class introduced in Java 5 Concurrent API. It implements List interface like ArrayList, Vector and LinkedList but it is a…
Java forEach Example Using Lambda Expression
Introduction This tutorial will show you how to use Java 8 forEach() loop to iterate Collection using Lambda Expression. Prior to Java 8 or JDK 8, the for…
Remove Duplicate Objects from a List using Java
In this post, I will show you how to remove duplicate objects from a List using Java’s Comparator interface implementation based on multiple fields in a POJO. You…
Find Duplicate Objects in a List using Java
In this post, I will show you how to find duplicate objects in a List using Java’s Comparator interface implementation based on multiple fields in a POJO. Prerequisites…
Cucumber Data Table – Convert One Column Table to a List
Introduction In this post you will see an example on cucumber data table – convert one column table to a list. Cucumber is a tool for running automated…
Collection Element List in Spring Boot
Collection Element List With this example I will show you how to inject List elements in Spring application. The collection type I am going to show you is…
Comparator interface in Java
We will see what is comparator interface and how to use comparator interface in Java programming language. For more information please go through http://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html A comparison function, which…
Comparable interface in Java
For more information please go through http://docs.oracle.com/javase/7/docs/api/java/lang/Comparable.html This interface imposes a natural ordering on objects of each class that implements it and the class’s compareTo method is referred…
ArrayList vs LinkedList in Java
List ArrayList and LinkedList are two popular concrete implementations of List interface from Java’s popular Collection framework. Being List implementations both ArrayList and LinkedList are ordered, index based…