A framework or programming is only as good as its fundamentals. Once you become proficient in the fundamentals, it becomes easy to master the entire framework. NestJS is no exception. Without a solid understanding of the key concepts and principles that underpin the framework, it’s easy to get lost in Read more…
NestJS is one of the fastest-growing frameworks out there in terms of popularity. As we saw in an earlier post, it takes advantage of powerful HTTP server frameworks such as Express or Fastify. In this particular post, we will learn how to build a real-time NestJS Chat App using Websockets Read more…
As you might be aware, NestJS is a relatively new framework within the NodeJS ecosystem. It fully supports Typescript and uses principles of Object-Oriented Programming. We can use NestJS to build server-side applications (think microservices or REST APIs). Over the years, NestJS has grown in popularity by leaps and bounds. Read more…
MikroORM is a Typescript-based ORM for NodeJS environment. Due to its Typescript affinity, it works well with NestJS. In this post, we will learn how to create a MikroORM NestJS application. To create a NestJS MikroORM application, we need to use the third-party package @mikro-orm/nestjs. Using this package, we can Read more…
Emails are an important way of communicating with the users of your application. We can use emails to notify users of events, assist in login or sign up processes and also to send marketing emails. With NestJS Nodemailer integration, we can easily send emails from our backend application. However, we Read more…
Sending emails is an important functionality for a backend application. Sendgrid is a great option when it comes to sending emails from a NestJS application. In this post, we will look at step-by-step approach to send email using Sendgrid and NestJS integration. To use Sendgrid in NestJS, we can use Read more…
Environmental variables are an extremely important aspect of any application. Therefore, it is also important to validate environment variables. Using NestJS Config Validation, it is possible to validate environment variables. Based on the validation result, we can also throw exceptions in case an invalid value is provided. If you are Read more…
Any real-world application will run in multiple environments. Each environment will require its own settings and parameters. For example, a development environment will have its own database instance. Production will have another instance with different credentials. To manage these differences in a typical application, NestJS Config plays a key role. Read more…
Health Checks help ensure that your backend application is ready to process requests. It is important to have health checks in a complex application with large number of dependencies. In this particular post, we will learn how to implement health check in NestJS applications using Terminus package. 1 – What Read more…
Using a combination of NestJS and GraphQL, you can build some amazing backend services. There are two main approaches to create a NestJS GraphQL application – code-first and schema-first. In this post, we will focus on NestJS GraphQL Schema First approach. In case you are interested, you can also check Read more…
