Java & J2EE Archives...

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 400+ Java and J2EE tips with additional production ready utilities. Explore all tutorials below.

How to Call Your Restful Web Service Using JMeter? Perform a Simple Load Testing and Automation

July 14th, 2018 by App Shah

Representational State Transfer (REST) has gained widespread acceptance across the Web as a simpler alternative to SOAP- and Web Services Description Language (WSDL)-based Web ...
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Java Hashmap – containsKey(Object key) and containsValue(Object value) – Check if Key/Value Exists in Map

February 8th, 2018 by App Shah

There are few concepts and technologies which comes by default with each and every programing language and Collection is one of them. Java Collection is a very big field. It comes with so ...
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How to Implement your own InetAddress.isReachable(String address, int port, int timeout) method in Java?

February 8th, 2018 by App Shah

In Java there are multiple ways to check ping and port check. You could use system default's ping command, Java's native method InetAddress utility, HttpURLConnection and some more. In ...
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How to use Spring Framework StopWatch() to Log ExecutionTime and ElapseTime of any Java Thread

July 14th, 2018 by App Shah 2

Spring Framework - StopWatch() is a very handy utility for any Java developer if you have small Java application or production ready application. Most of the Java applications involve Thread ...
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In Java8 How to join List of Objects? Collectors.joining Concatenates the input Elements, separated by the Delimiter

January 6th, 2018 by App Shah

Collectors.joining() Concatenates the input Elements, separated by the Delimiter with provided Prefix and Suffix values. Yesterday I've published an article on StringJoiner(), ...
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In Java How to Read GitHub File Contents using HttpURLConnection + ConvertStreamToString() utility

December 30th, 2017 by App Shah

In this Java Tutorial we will go over steps to retrieve GitHub URL content using HttpURLConnection. In other words below is a Java API to get a file content from GitHub. Each ...
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How to Create Temporary File in Java?

January 25th, 2018 by App Shah

Hello all - Hope you had wonderful Christmas holidays. Merry Christmas to all of you. Also a very Happy New Year in advance. We are back after our long vacation. As you may have noticed ...
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In Java8 – How to Convert Array to Stream using Arrays.stream() and Stream.of() Operations

December 17th, 2017 by App Shah

Java8 is pretty amazing. With lots of new features and Stream APIs Java8 is one of the best release we had last year. In this tutorial we will go over how to convert Array to Stream using ...
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Fundamentals of Java Static Methods and Variables

December 16th, 2017 by App Shah 40

Do you have any of below questions? Could you write down Java static methods best practices? What is Java static methods in interface? Have a question on Java static methods vs ...
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