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Introduction to Spring Boot 3.4.2  

Overview of Spring Framework  

Features and improvements in Spring Boot 3.4.2  

Use cases for Spring Boot applications  

Getting Started with Spring Boot 3.4.2  

Setting up the development environment  

Prerequisites (JDK, IDE, Maven/Gradle)  

Installing Spring Boot CLI  

Creating your first Spring Boot application  

Initializing a new project using Spring Initializr  

Understanding the project structure and key files  

Running and testing your application  

Running the application  

Accessing the default web interface  

Core Concepts of Spring Boot 3.4.2  

Dependency Injection and Inversion of Control  

Understanding Beans and the Application Context  

Configuring Beans using annotations and XML  

Spring Boot Auto-Configuration  

How auto-configuration works  

Customizing auto-configuration  

Spring Boot Starter Projects  

Overview of Starter dependencies  

Creating a custom Starter project  

Building RESTful Web Services with Spring Boot 3.4.2  

Introduction to REST architecture  

Creating REST controllers  

Mapping HTTP requests to Java methods  

Handling request parameters and body  

Exception Handling and Validation  

Global exception handling with @ControllerAdvice  

Implementing input validation using annotations  

Data Persistence with Spring Boot 3.4.2  

Introduction to Spring Data JPA  

Configuring a database connection  

Application properties setup  

Using H2, MySQL, or PostgreSQL databases  

Creating repositories and performing CRUD operations  

Defining repository interfaces  

Querying data using Spring Data methods  

Security in Spring Boot 3.4.2  

Introduction to Spring Security  

Securing REST APIs  

Configuring HTTP Basic and JWT authentication  

Method-level security with @PreAuthorize  

Role-based access control  

Defining user roles and permissions  

Implementing access rules in controllers  

Testing Spring Boot Applications  

Introduction to Spring Boot testing support  

Writing unit and integration tests  

Using JUnit and Mockito for unit tests  

Testing REST controllers and services  

Running tests and generating reports  

Deploying Spring Boot Applications  

Packaging applications as JAR/WAR files  

Deployment options  

Deploying to cloud platforms (AWS, Azure)  

Running on Docker containers  

Monitoring and managing Spring Boot applications  

Using Actuator for application insights  

Implementing health checks and metrics  

Conclusion  

Recap of key concepts covered  

Resources for further learning  

The future of Spring Boot and its ecosystem  

Badge Card

A deep dive into Spring Boot 3.4.2 

<div class="simple-box-wrapper">    <div class="simple-box">        <div class="column">                        <p>The rapid evolution of application development frameworks has significantly influenced the way developers build, deploy, and maintain applications. Within this landscape, Spring Boot has emerged as a powerful tool that simplifies the development of Java-based applications, allowing developers to focus on writing code rather than dealing with complex configurations. The latest iteration, Spring Boot 3.4.2, introduces several enhancements and features that further streamline the development process, making it an ideal choice for both seasoned developers and those new to the Spring ecosystem. This course, "A Deep Dive into Spring Boot 3.4.2," aims to equip participants with a comprehensive understanding of this robust framework, enabling them to leverage its capabilities to create modern, scalable applications efficiently.</p>

<p>This course is designed to provide a thorough exploration of Spring Boot 3.4.2, starting from its foundational concepts to advanced features that enhance application performance and security. Participants will gain insights into the Spring Framework's core principles and the innovative improvements made in the latest version, including its use cases across various industries. As we progress, the course will cover essential aspects such as setting up a development environment, creating and managing applications, building RESTful web services, and implementing data persistence. Additionally, it will address security considerations and testing methodologies, ensuring a holistic understanding of Spring Boot's capabilities. By the end of this course, participants will be well-prepared to harness the full potential of Spring Boot 3.4.2 in their projects, paving the way for building robust and efficient applications in today's dynamic tech landscape.</p>        </div>    </div></div>