Understanding the Importance of @Injectable in NestJS

When we dive into the world of modern web development, especially with frameworks like NestJS, we encounter a lot of concepts that are both powerful and a bit complex to grasp at first. One of these concepts is Dependency Injection (DI), a design pattern used extensively in building scalable and easily maintainable applications. In NestJS, this pattern is beautifully simplified through the use of decorators like @Injectable. Let's explore how this little piece of code makes our development life easier. …

applications building concepts dependency design development dive frameworks injection javascript lot nestjs understanding web web development world