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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.
Want to learn Fundamental of Instance Method? In Java, an instance method in a subclass with the same signature and return type as an instance method in the superclass overrides the …
Read Article about Java Method Hiding and Overriding: Override Static Method in Java →
java.util.* package contains so many utilities like collection framework, event model, date facility, time facility and so on. Java doesn't provide simple compare utility for primitive types …
What is a Leap Year? Leap year is a year, occurring once every four years, that has 366 days including February 29 as an intercalary day. Is the year divisible by 4? If no - it's not a leap …
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 …
Read Article about In Java how to Initialize HashMap? 7 different ways →
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 …
In mathematics, the Fibonacci numbers or Fibonacci series or Fibonacci sequence are the …
Read Article about Write Java Program to Print Fibonacci Series up-to N Number [4 different ways] →
Thread States The following diagram illustrates the various states that a Java thread …
Read Article about Java Thread State Introduction with Example – Life Cycle of a Thread →
How to send TLS1.3 HTTPs request to your domain and print response? SSLSocket …
Read Article about Java SSLSocket with TLS1.3 and TLS_AES_128_GCM_SHA256 Cipher Example →
Let me start with my recent experience with Ads.txt file. To be honest, I just came to …
