URL: https://www.progressiverobot.com/relational-operators-in-java/ Relational Operators in Java are used to comparing two variables for equality, non-equality, greater than, less than, etc. Java relational operator always returns a boolean value – true or false. Relational Operators in Java Java has 6 relational operators. \== is the equality operator. This returns true if both the operands are referring […]
URL: https://www.progressiverobot.com/static-keyword-in-java/ static keyword in Java is used a lot in java programming. Java static keyword is used to create a Class level variable in java. static variables and methods are part of the class, not the instances of the class. static keyword in java  Java static keyword can […]
URL: https://www.progressiverobot.com/tomcat-datasource-jndi-example-java/ Welcome to Tomcat DataSource JNDI Example Tutorial. We looked at the [JDBC DataSource](/community/tutorials/java-datasource-jdbc-datasource-example "JDBC DataSource Example – Oracle, MySQL and Apache DBCP Tutorial") in the last tutorial and learned how to use that in standalone java application. Tomcat DataSource JNDI  Actual benefit of DataSource comes […]
Java Collections Framework is one of the core parts of the Java programming language. Collections are used in almost every programming language. Most of the programming languages support various type of collections such as [List](/community/tutorials/java-list), [Set](/community/tutorials/java-set), [Queue](/community/tutorials/java-queue), [Stack](/community/tutorials/java-stack), etc. What is Java Collections Framework? Collections are like containers that group multiple items in a single […]
Master Java constructors with this comprehensive tutorial. Learn types, syntax, and examples to create efficient and reusable Java classes.
Welcome to the Factory Design Pattern in Java tutorial. Factory Pattern is one of the Creational Design pattern and it's widely used in JDK as well as frameworks like Spring and Struts. Factory Design Pattern  The factory design pattern […]
Minecraft is a popular sandbox video game. As of late 2019, it was the second best-selling video game of all time. In this tutorial, you will create your own Minecraft server so that you and your friends can play together. Specifically, you will install the necessary software packages to run Minecraft, configure the server to run, and then deploy the game.
Deploy Apache Tomcat 10 on Ubuntu 20.04 by installing Tomcat 10, setting up users and roles, and navigating the admin user interface.
Java and the JVM (Java Virtual Machine) are required for many kinds of software, including Tomcat, Jetty, Glassfish, Cassandra and…
In this article, Openfire XMPP server will be installed on a Ubuntu server. This article has been tested using Ubuntu 12.04, but it should work on all Debian-based systems. For this article, I’ll assume your Droplet runs on the IP __1.1.1.1__.
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