How to use an Enum in an Angular Component
In our previous article, we have implemented user email verification based on a short-lived token. In this scenario, the token can have a different status like Valid, Invalid, Expired, etc.,…
How to Implement Spring Boot Angular User Registration Email Verification
In the previous article, we have integrated the Razorpay payment gateway with our Spring Boot Angular application. In this article, we are gonna implement user registration email verification using the Freemarker template engine.…
How to Configure Spring Security with Multiple Authentication Providers
In our previous articles, we have implemented Basic Authentication, JWT Authentication, LDAP authentication with BASIC_AUTH, JWT_AUTH and LDAP_AUTH profiles respectively. Also, we have seen how to disable Spring Security with NO_AUTH profile. However, sometimes our application might need to…
How to Create REST API in Java without Spring
Earlier, we have seen how to Build Spring Boot 2.X RESTful CRUD API. However, sometimes we might need to implement REST services without using the Spring framework at all. Hence,…
Four Methods to Disable Spring Security in JUnit Tests
In this article, we are gonna explore various options for Disabling Spring Security in JUnit Tests and Executing the tests with mock authentication. Basically, there are four approaches that we…
How to Write Junit 5 Test Cases for Spring REST Controller using Mockito
In the previous article, we integrated the Razorpay payment gateway with our Spring Boot Angular application. Now, we are gonna unit test one of the REST controller using Mockito. Introduction JUnit is an…
How to Install NGINX FastCGI Cache Purge Module Without Re-installing NGINX in Ubuntu Server
Recently I have enabled NGINX FactCGI caching in our Digital Ocean Droplet in order to reduce the Time To First Byte (TTFB) of this blog. However, one drawback of this caching…
How to Configure Multiple Data Sources, Entity Managers, Transaction Managers in Spring Boot
Earlier, we have explored various approaches for Joining Unrelated Entities and Mapping the Result to POJO with Spring Data JPA and Hibernate. In this article, we are gonna configure multiple databases,…
Integrate Razorpay Payment Gateway with Angular and Spring Boot Application in 14 Simple Steps
In the previous article, we have deployed our Spring Boot & Angular application on Digital Ocean Kubernetes. In this article, we are gonna integrate the Razorpay payment gateway into that application. Disclosure: Please…
How to Call Angular Function from JavaScript
Have you ever come across a problem where you had to call an Angular function from within the JavaScript function? Recently I was integrating a Payment Gateway with Angular and…