Java and Spring development tutorials

Java Dev Journal is a technical blog which publish articles, blog post on the following topics:

• Java
• Spring Boot
• Spring
• Spring MVC
• Spring Security
• REST API
• Shopizer

If you are starting with the Spring Boot, we have a free course on the Spring Boot.Our free Spring Boot course start from the basic and bring you to the speed with the advance concepts of the Spring Boot.The course includes free video lessons to help you lean the concepts more easily.

• Spring Boot Course
• Spring Boot Video Lessons

Leanr fundamentals of building REST API with Spring. Our free course will help you to quickely start from the basics of the REST.This course help you to impliment these REST principles using Spring framework.

• REST with Spring Series

If you are preparing for your next job interview, we have an interview series to help you prepare for your next job.

• Spring Core Interview Q/A
• Spring MVC Interview Questions with Answers
• Spring Boot Interview Questions
• Java Interview Questions

This repository contains the source code for all the artcile published on the JavaDevJournal.All these projects are maven based.You can download and run the project by following these steps:

To build these mavens based projects,run the following command: mvn clean install

To run a Spring Boot module run the command: mvn spring-boot:run

Find the main class and run it.

• Building a Spring Boot application using IntelliJ IDEA
• Error Handling for REST with Spring
• Spring REST API Validation
• Copy a File or Directory in Java
• REST Pagination in Spring
• How to Make a Deep Copy of an Object in Java
• Log Incoming Requests In Spring
• How to add a filter in Spring Boot
• Spring Singleton vs Singleton Pattern
• Data Conversion for Spring REST API
• Guide to Spring Session
• Internationalization in Spring Boot

Free Online Developer Tool

Free Developers Tools is a free toolset for developers to do some quick tasks like JSON validation, minification etc.Here are some of the free tool you can use

• Free QR Generator
• Free HTML formatters
• Free JSON formatters

Free Online Compiler Free Online Compilers provide online compilers to various programming languages.Use our online free compilers to run your code in real time and see the results without any wait.

• Online Java Compiler
• Online Python Compiler