Introduction Developing asynchronous, non-blocking and reactive applications in Java has never been easier thanks to Spring WebFlux. In this article, we will discuss what is the difference between regular Java web app frameworks(for example Spring Web MVC) and reactive based frameworks like Spring WebFlux. Request handling in Spring MVC First, let’s understand how input requests are…

While developing microservices, sometimes in monolithic apps as well, there is a need to save data to the database and call another service or messaging platform with some more information. What if these two operations need to be atomic? Meaning if the first call to the database is successful, the…

While developing microservices, sometimes in monolithic apps as well, there is a need to save data to the database and call another service or messaging platform with some more information. What if these two operations need to be atomic? Meaning if the first call to the database is successful, the…

In this article we look at how to do database migrations using TypeORM and NestJS. For people who don’t know these frameworks: NestJS is an opinionated server-side application development framework built on top of Node.js; TypeORM is an ORM framework like Hibernate and can be used with Typescript and Javascript…

Java has introduced one of its most awaited features in version 9: modules. In this article we will briefly look at how this feature can help us in modularising Java applications. Before Java9 we could group application code using classes, packages and JARs. At class level, information could be hidden…

Styling components in React using CSS modules React has several ways to style components. In this tutorial we will look at one of those approaches: css modules. If you like writing css in separate files yet scoping it to particular components then this technique could help. For this tutorial let’s…