Java

How-tos How to Use Index With forEach in Java This tutorial will discuss how to use the index with forEach in Java. ↗ How-tos How to Use Multiple Values for One Switch Case Statement in Java In this article, we will learn to use multiple values for one switch case statement. ↗ How-tos How to Convert Milliseconds to Minutes and Seconds in Java In this article, we will learn how to convert milliseconds to seconds and minutes in Java. ↗ How-tos Inheritance on an Enum in Java Discover challenges and techniques in enum inheritance, learning to overcome limitations for code organization. ↗ How-tos How to Add New Elements to an Array in Java discuss how to add new elements to an array in Java. Since arrays are fixed size, the possible solution is to use an arraylist or create a new array, copy all the elements from … ↗ How-tos How to Initialize an Array in Java It explains the declaration and the two most common ways to initialize an array in Java ↗ How-tos How to Split a String in Java discuss how to split a string in Java based on a given parameter ↗ How-tos How to Check Whether an Array Is Null/Empty in Java It demonstrates how to check null or an empty array in Java ↗ How-tos How to Create a New List in Java The article introduces methods to create a new list in Java ↗ How-tos How to Check if a String Is a Number in Java This article introduces how to check whether a string is numeric or not in Java. ↗ How-tos How to Read a File to a String in Java Take a look at the several methods by which we can read and convert the file content into a Java string ↗ How-tos How to Convert String to Double in Java This article introduces various methods to convert a string to a double value and handling the NumberFormatException ↗ How-tos How to Check Whether a String Contains a Substring in Java This article introduces how to check whether a string contains a substring in Java. ↗ How-tos How to Join Two Lists in Java Different methods could be used to join two lists in Java without changing the original lists, like stream, Parameterized Constructor, Predeclared List and addAll() method. ↗ How-tos How to Remove Whitespace From String in Java This article introduces how to remove whitespace from string in Java. ↗ How-tos How to Iterate Over Each Element of Map in Java This article introduces how to iterate map elements in Java. ↗ How-tos How to Create a File and Write Data to It in Java The article introduces methods to create a file and write data to it in Java ↗ How-tos How to Read a Large Text File Line by Line in Java The article introduces methods to read a large text file line by line efficiently in Java ↗ How-tos How to Convert Hashmap to JSON Object in Java This article introduces the methods which allow us to convert a hashmap to a simple JSON object ↗ How-tos How to Get the Separate Digits of an Int Number in Java It explains all the methods to separate every single digit of an integer number with examples ↗ How-tos How to Remove Punctuation From String in Java This article introduces how to remove punctuation from string in Java. ↗ How-tos How to Pass a Function as a Parameter in Java The article introduces methods to pass a function as an argument/parameter to another function in Java ↗ How-tos How to Convert a String to Long in Java The article introduces methods to convert a String to a Long in Java ↗ How-tos How to Convert Date to String in Java This article introduces how to convert java.util.date to String in Java. ↗