Command-line arguments in Java are used to pass arguments to the main program. If you look at the [Java main method](/community/tutorials/public-static-void-main-string-args-java-main-method) syntax, it accepts [String array](/community/tutorials/java-string-array) as an argument. When we pass command-line arguments, they are treated as strings and passed to the main function in the string array argument. The arguments have to be […]
Welcome to Core Java Quiz. Java is an object-oriented programming language. Core Java Quiz In this quiz, you will be tested on Core Java basics and OOPS concepts. There are some code snippets too to test your basic Java coding skills. Some of the questions have multiple answers. You can click on the "Reveal Answer" […]
Today we will look into Flyweight design pattern. Flyweight Design Pattern According to GoF, flyweight design pattern intent is: > Use sharing to support large numbers of fine-grained objects efficiently Flyweight design pattern is a Structural design pattern like [Facade pattern](/community/tutorials/facade-design-pattern-in-java "Facade Pattern in Java – Example Tutorial"), [Adapter Pattern](/community/tutorials/adapter-design-pattern-java "Adapter Design Pattern in Java […]
El autor seleccionó el Tech Education Fund para que recibiese una donación como parte del programa Write for DOnations. Minecraft es un popular juego de vídeo en…
Apache Tomcat is a web server and servlet container that is used to serve Java applications. Tomcat is an open source implementation of the Java Servlet and JavaServer Pages technologies, released by the Apache Software Foundation. This tutorial covers the basic installation and some configuration of Tomcat 7.0.x on Ubuntu 14.04.
Java and the JVM (Java’s virtual machine) are required for many kinds of software, including Tomcat, Jetty, Glassfish, Cassandra and…
Solr is a search engine platform based on Apache Lucene. It is written in Java and uses the Lucene library to implement indexing.
Muchos artículos y programas requieren ternet Java instalado, este artículo te guiarå lo suficiente para instalar y manejar las diferentes versiones de Java.
URL: https://www.progressiverobot.com/java-15-features/ Keeping up with the six-month cycle tradition, after the release of [Java 14](/community/tutorials/java-14-features#5-text-blocks-preview) on March 17, 2020, we now have Java 15, the next non-LTS version rolling out on September 15, 2020. Java 15 Features Here's a quick look at features that are a part of Java 15: Sealed Classes (Preview) – JEP […]
URL: https://www.progressiverobot.com/java-callable-future-example/ Java Callable and Future are used a lot in multithreaded programming. In last few posts, we learned a lot about [java threads](/community/tutorials/multithreading-in-java "Java Thread Tutorial") but sometimes we wish that a thread could return some value that we can use. Java 5 introduced java.util.concurrent.Callable interface in concurrency package that is similar to Runnable […]
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