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Using a powerful feature of NestJS, exception filters, we can create a layer that will handle all the exceptions thrown by our application and return a custom error response. Read the full article

I'll tell you how I discovered and fixed what was causing Mikro ORM to return stale data with a dependency injection framework like Nest.js. Read the full article

In this post I show you how to use TypeScript generics inside a Nest.js DTO in a way that allows Swagger to generate the correct OpenAPI schema definition. Read the full article