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Spring Boot Health Check API

Welcome, this tutorial is about Spring Boot Health Check API. We will understand actuators in sping boot to monitor a spring boot application. 1. Introduction Before going further in this tutorial we will take a look at the actuator in spring boot. 1.1 Actuator The actuator is a sub-project of the spring framework that provides certain HTTP and JMX endpoints ...

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SQL Update Statement Example

This is an article of SQL using the Update statement. 1. Introduction In this article, we will look at one of the Data Manipulation Language (DML) constructs or statements called Update statement using the MySQL RDBMS. 2. What is Data Manipulation Language? In SQL, Data Manipulation language consists of SQL data-change statements which modify data but not the underlying schema ...

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SQL Drop Table Example

While using databases and tables, you may encounter a situation when you will have to drop the table – including the data, and the structure of the table. For this purpose, you will use the SQL Drop Table command. 1. Pre-requisities To implement the examples given in the article, you can use SQL in the following ways. Install MySQL in ...

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How to Generate a Random Int in Java

This article shows how to generate a random Int in Java using different approaches. 1. Introduction Java has several ways to generate a random Integer, primitive or wrapped object, on its environment. Here we’ll see some of these methods listed below: Random classMath classThreadLocalRandom class 2. Pre-requisites The minimum Java version for execute this article’s example is JDK 8 (find ...

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SQL Insert Query Example

1. Introduction In this article, we will look at one of the Data Manipulation Language (DML) constructs or statements called Insert query using the MySQL RDBMS. 2. What is Data Manipulation Language? In SQL, Data Manipulation language consists of sql data-change statements which modify data but not the underlying schema or database objects. The commands included in the data manipulation ...

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Spring Boot URL Shortener

Welcome, in this tutorial, we will use Redis and Spring boot to demonstrate a URL shortener (also known as TinyURL) application. This application will create and stores the original URL in Redis in-memory cache. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring boot, Docker, and Redis. ...

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DJL Spring Boot Example

In this article, we will discuss what the DJL in Spring Boot is (Deep Java Library) and its uses. We will also see an example of making use of an existing model to detect an object using a spring boot application. 1.What is DJL in Spring Boot Deep Java Library is one of Java’s libraries that provides a platform for ...

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Solr Project using Solr Core as a Search Engine

In this article, we are going to introduce a Solr Project using Solr Core as a Search Engine. 1. Introduction Apache Solr is an open-source search platform based on Apache Lucene. It’s written in Java. A Solr Core refers to a single index and associated transaction log and configuration files. We can perform operations like indexing, analyzing, searching at a ...

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AWS Launch Configuration Tutorial

In this tutorial, we’ll learn about launch configurations in Amazon AWS and how to use the AWS EC2 console to create an AWS Launch configuration. 1. Introduction A launch configuration, as the name says, is a template for configuring instances. An Amazon EC2 Auto Scaling group uses a launch configuration to launch EC2 instances. These instances are configured in line ...

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Modules of Spring Architecture

In this article, we’ll look at the Spring Framework architecture, how its modules works, and the benefits of using this powerful environment. 1. Introduction Since Spring Framework is a Java based platform, it provides a comprehensive and solid software infrastructure while we can focus on the aspects of our application. In other words, Spring Framework handle all the base of ...

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