Java

Web Services Interview Questions - SOAP, RESTful — step-by-step Programming tutorial on Progressive Robot

Web Services Interview Questions – SOAP, RESTful

URL: https://www.progressiverobot.com/web-services-interview-questions-soap-restful/ Welcome to the Web Services Interview Questions with detailed answers. Recently I have written a lot about web services. How we can create SOAP and RESTful web services in Java. Web Services Interview Questions ![web services interview questions, restful web services interview questions, rest interview questions, soap interview questions](images/web-services-interview-questions-soap-restful-section-1.png) Here I am providing […]

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Collections in Java - Everything You MUST Know — step-by-step Programming tutorial on Progressive Robot

Collections in Java – Everything You MUST Know

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 […]

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Convert char to String in Java — step-by-step Programming tutorial on Progressive Robot

Convert char to String in Java

Sometimes we have to convert char to String in java program. Here we will look into different methods you can convert character to string in java. We will also learn how to convert char array to String using different methods. Convert char to String Java ![convert char to string java](images/convert-char-to-string-java-section-1.png) Here is a simple program […]

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How to Find Length of a Linked List? — step-by-step Programming tutorial on Progressive Robot

How to Find Length of a Linked List?

What is a Linked List? A linked list is a linear data structure used for storing collections of data Successive elements are connected by pointers The last element points to NULL Each element is a separate object and is called a Node Each node in a linked list comprises of two parts Data Reference to […]

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How To Install Java with Apt on Debian 11 — step-by-step Linux tutorial on Progressive Robot

How To Install Java with Apt on Debian 11

In this guide, you will install different versions of the Java Runtime Environment (JRE) and the Java Developer Kit (JDK) using Apt. You’ll install OpenJDK as well as the official JDK from Oracle. Then, you’ll select the version you wish to use for your projects. When you’re finished, you’ll be able to use the JDK to develop software or use the Java Runtime to run software.

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How To Install Solr 5.2.1 on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Solr 5.2.1 on Ubuntu 14.04

Solr is a search engine platform based on Apache Lucene. It is written in Java and uses the Lucene library to implement indexing. It can be accessed using a variety of REST APIs, including XML and JSON. In this article, we will install Solr using its binary distribution.

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Inheritance in Java Example — step-by-step Programming tutorial on Progressive Robot

Inheritance in Java Example

URL: https://www.progressiverobot.com/inheritance-java-example/ Inheritance in java is one of the core concepts of Object-Oriented Programming. Java Inheritance is used when we have is-a relationship between objects. Inheritance in Java is implemented using extends keyword. Inheritance in Java Inheritance in Java is the method to create a hierarchy between classes by inheriting from other classes. Java Inheritance […]

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Java 15 Features — step-by-step Programming tutorial on Progressive Robot

Java 15 Features

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 […]

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