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Java List methods Tutorial

In this article, we will learn about the Java List methods. List is an ordered collection (also known as a sequence). The user of this interface has precise control over where in the list each element is inserted. The user can access elements by their integer index (position in the list), and search for elements in the list. This interface ...

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Spring Boot Profiles Tutorial

Welcome readers, in this tutorial, we will see how to load profiles (such as DEV, QA, or PROD) in a simple spring boot application. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and Profiles in the spring framework. 1.1 What is Spring boot? Spring boot ...

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Using Amazon SQS with Spring Boot

Welcome readers, in this tutorial, we will see how to set up a Standard Queue on Amazon SQS and create a simple spring boot application to send a message to the queue and retrieve from the queue. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot ...

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Java Fork and Join

In this tutorial, we will look at the Fork Join framework in Java with examples. It speeds up parallel processing by leveraging all processor cores with a divide and conquer approach. The fundamental idea is the below algorithm from original Fork Join paper. Result solve(Problem problem) { if (problem is small) directly solve problem else { split problem into independent ...

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Docker Best Practices Tutorial

This tutorial talks about various best practices and examples around the docker containers. 1. Introduction Docker containers are an essential part of containerization as we moved towards cloud-native applications. Since it is going to massive implementation of containers, it is vital to follow certain best practices based on our past experience, to bring out qualitative containers. The best practices for ...

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Apache Solr and Apache Tika Integration Tutorial

This article is a tutorial about Apache Solr and Apache Tika Integration. 1. Introduction A Solr index can accept data from many different sources, such as CSV, XML, databases and common binary files. If the data to be indexed is in binary format, such as WORD, PPT, XLS, and PDF, the Solr Content Extraction Library (the Solr Cell framework) built ...

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Apache Maven Rat Plugin Tutorial

In this tutorial, we will learn about the Apache Rat tool and the Apache Maven Rat Plugin for Java applications. We will also see how to integrate the plugin into the verify phase of the Maven build lifecycle. Lastly, we will configure the plugin to detect and approve our custom license headers. 1. What is Apache Rat? Apache Rat is ...

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Building a REST Service with Spring Boot and MongoDB

1. Introduction This is an in-depth article related to the Spring Boot based Rest Service with MongoDB. Spring Boot framework has features to build applications. Spring Boot has features related to building rest services with MongoDB and unit testing the application. 2. Spring Boot Rest Service using MongoDB 2.1 Prerequisites Java 8 or 9 is required on the Linux, windows ...

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Apache Maven Felix Plugin Tutorial

In this tutorial, we will explore the Apache Maven Felix plugin and see how it can be used to build OSGi bundles. We will talk about OSGi fundamentals followed by developing an example built using the Maven Felix Plugin. Lastly, we will install and run our bundles on the appropriate platform. 1. Introduction Writing the MANIFEST.MF file manually is quite ...

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Apache Ant HTTP Get Example

In this example, we will explain Apache Ant HTTP Get action. 1. Introduction Apache Ant is a Java library and command-line tool whose mission is to drive processes described in build files as targets and extension points dependent upon each other. The main known usage of Ant is the build of Java applications. Ant supplies a number of built-in tasks ...

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