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Starting your journey as a Java developer can feel complicated, but with a clear plan, you can build a strong foundation. Here’s a systematic roadmap to help you get started. All the topics mentioned below are available for free. You can find tutoria...
The Singleton design pattern ensures that a class has only one instance and provides a global point of access to it. This is particularly useful when you want to control access to shared resources, such as database connections or configuration settin...
In application development, creating complex objects can become cumbersome, especially when they have multiple attributes or require specific configurations. The Builder Design Pattern is a solution that simplifies this process. In this post, we will...
In this blog, we will explore the concept of JSON Web Tokens (JWT) and how they can be effectively utilized for authentication and authorization in a Spring Boot 3 application. JWTs provide a secure way to transmit information between parties, enabli...
Projections in Spring Data JPA is a way to retrieve only specific columns from the database or combine fields from multiple entities into a single DTO. This is particularly useful when you need specific fields from entities. Here is how you can do pr...
Microservices Orchestration: What Is It And How Does It Work? Microservices orchestration represents a single centralized executable business process (the orchestrator) that coordinates the interaction/communication among different services. The orch...
What is embedded container in spring boot and why it is important? Spring boot comes with an embedded container which is a light weight server that can run inside spring boot application. It eliminates the Burdon from developer of packaging the appli...
What's the Purpose of Java 8 ? Concise and minimal code utilize functional programming benefits parallel programming to utilize multi core processors Features in java8 Functional Interface Lambda Expression Method Reference and Constructor Re...
Lets make a project to fetch data from a table. I have MySQL installed in my machine, below is the details. Now, as we all know that to connect to DB in java we need a JDBC Driver, i have downloaded MySql JDBC Driver jar "mysql-connector-j-8.0.31.ja...
