Technical… Theoretical… Practical…
This example will show you what is a pangram and how to check a string is a pangram in Java program. A string is a pangram if it contains all letters or characters of alphabets (a to z or A Continue reading
Introduction In this tutorial I am going to show you an example on Spring Cloud Gateway Security with JWT. JSON Web Tokens (JWT) are an open, industry standard RFC 7519 method for representing claims securely between two parties. JWT.IO allows Continue reading
In this tutorial I am going to explain how to start Spring Cloud microservices on random ports. If you do not specify any port for each of your Spring Boot services, then they will run on the same port and Continue reading
Introduction The ELK Stack is made of three open-source products: 1) Elasticsearch, 2) Logstash, and 3) Kibana. Elasticsearch: It is a NoSQL database which is based on the open-source search engine called Lucene. So Elasticsearch is a search and analytics Continue reading
Here in this tutorial I will tell you what are Dynamic Tests and @TestFactory in Junit 5 and how to create @TestFactory in Junit 5. Test cases, annotated with @Test, are static in the sense that they are fully specified Continue reading
Introduction Here in this tutorial I will show you an example on how to test private methods using Junit framework. I am using Junit 5 framework to test the private method. Using Mockito framework you won’t be able to test Continue reading
Introduction In this tutorial I am going to show you an example on CodeIgniter 4 multi language website. So the website built on CodeIgniter multilingual or multi-languages will have representations of the same information in different languages. I am going Continue reading
Last Updated on May 28th, 2021 at 09:26 pmIn this tutorial I am going to show you how lookup method injection works in Spring framework. You may face a situation where you need to inject prototype scoped bean into singleton Continue reading
In this example I am going to tell you how to map composite primary key to entity class in your JPA Hibernate entity class. Composite primary key is a combination of two or more columns made together as a primary Continue reading
In this example I am going to show you how to find all paths from root to leaf nodes in binary tree. So I am going to find each path from root to leaf node using Java program. A binary Continue reading