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How to Install Java 8 JRE and JDK from RPM file on Linux

JRE stands for Java Runtime Environment. JDK stands for Java Development Kit. In most situations, if you want to run a Java application, you just need to install Only JRE. But, if you are doing some development work, or compiling an application that requires Java SDK, then you have to install JDK. This tutorial explains [...]


JMeter is a desktop application that can be used to perform functional testing and load testing. While the JMeter application itself is designed as pure Java application, it can be used to perform load testing of any kind of web application, including those that are written in PHP, .NET, etc. The original intent of the [...]


2 Easy Steps to Enable SSL / HTTPS on Tomcat Server

If you are running tomcat server that runs only on HTTP, follow the 2 easy steps mentioned below, to configure tomcat for SSL. 1. Create Keystore using Java keytool First use the keytool to create a java keystore as shown below. Make sure to note down the password that you enter while creating the keystore. [...]


Question: I would like to understand the basics of how to write, compile and execute a Java program on UNIX / Linux OS. Can you explain it with a simple example? Answer: In this article, let us review very quickly how to write a basic Hello World Java program and how to compile *.java program [...]


Protect Your Java Code from Reverse Engineering

 If you are developing java application, it is important to understand that the java class files can be easily reverse engineered using java decompilers. In this article, let us explore how a java class file is reverse engineered and how to protect your source code from being reverse engineered by someone. The java source code [...]