This is part 2 of the multi part posts, where you will learn how to create a blog engine with Reactjs & Spring Boot backend. In part 1 of this post, you followed a tutorial and saw code samples for the reactjs based front-end. In summary, you saw the process Read more
JSON Web Token (JWT) pronounced “jat” is an authentication and authorization widely used in modern apps. In this mechanism, when the user logs in with their credentials, the server generates a unique key called the JWT token that it sends to the client. The client would then include the JWT Read more
If you are a Java programmer chances are that you have worked with Spring Boot and you may or may not have heard of project reactor, WebFlux etc. In case you haven’t, then Spring Project Reactor is a spring library with which you can build Spring Reactive systems i.e. asynchronous Read more
In this post, you will see how to catch ExpiredJwtException in OncePerRequestFilter class and send a meaningful error message from a Spring Boot app . Background I came across this issue after I implemented JWT authentication in the file-sharing-app. As the JWT token functionality was being tested, I realised that Read more
In this short post, you will see how to fix one of the errors that you may see when configuring CI/CD based on Github actions for your Java Spring boot application. To be precise, you will learn, how to fix the 403 error in Github actions CI/CD in the Update Read more
In this post, you will see code samples for how to add basic authentication to Spring Boot API. The code samples in this post will show how to secure certain endpoints with Spring security such that they can be only accessed via the correct username and password. This post will Read more
Adopting an agile approach, this blogpost details the breakdown of adding a feature that gives the users the ability to share the files they uploaded with other users i.e. social file share feature. This is for the file sharing app that is shown here on Github. Summary A user is Read more
