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One of my favorite language Java is a programming language and computing platform developed by Sun which is acquired by Oracle now. J2EE is Java Enterprise Edition, which consists of core Java with a powerful set of libraries.
On Crunchify, we do have more than 600+ Java and J2EE tips with additional production ready utilities. Explore all tutorials below.
What is simplest way to read a file into String? Do you want to read a plain text file in Java? How do you want to convert a File object to a String object? There are multiple ways we can read a file …
Read Article about In Java How to Read a File and Convert File to String? (5 different ways) →
In this tutorial we will go over two different ways to add new line to any String object. Let's get started: Create class CrunchifyAddNewLineToString.javaCopy below code and save …
Sometime it's absolutely necessary to escape HTML content before you proceed over to Database operations or sending it as a POST call payload. Sometime back I've written a tutorial on Escape …
In Java How to initialize HashMap? How to directly initialize a HashMap (in a literal way). There are 7 different ways you can initialize HashMap in Java. Method-1: Simple Mutable map: It's …
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Everyone in java development face java.lang.OutOfMemoryError now and then, OutOfMemoryError (OOM) in Java is one problem which is more due to system's limitation (memory) rather than …
Read Article about How to Generate Out Of Memory (OOM) in Java Programatically →
What is tinylog? Tinylog is a lightweight and Simplified logging framework for so many JVM languages. It has static logger. No need to create any other logger instance per class. Like any …
What is rolling file adaptor for tinylog? The rolling file writer or adaptor is a tinylog's writer which writes logs to rolling files. It keeps rotating files and you will have latest log files as …
Are you getting ConcurrentModification Exception in Java? How to fix it? Mainly this happens when you try to remove element from ArrayList while iterating through it. We usually get this exception …
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In Java How to remove elements from ArrayList while iterating? The list.remove(s) will throws java.util.ConcurrentModificationException, if you remove an item from an ArrayList while iterating …
