In this article, we will discuss some of the frequently asked Microservice interview questions and answers. What is a Microservice ? Explain Microservice architecture What is a Gateway in microservice ? Which tools you use for automation in microservice environments ? What is Spring Boot? Why is Spring Boot popular for Java microservice development ? …
Continue reading 10+ Must Read Java Microservice Interview QuestionsMisc
In this article, we will use the JPA (Java Persistence API) with Spring Boot for insert, update, delete and read operations. We are using in-memory H2 database, but the same can be changed for any other relational database. Project Structure We can use Spring Tool Suite(STS) to create a Spring starter project and choose …
Continue reading Spring Boot – CRUD operations using JPAIf you are creating a maven web project in eclipse and get a “Source folder is not a Java project” error, here is how to fix that : To fix this, right click on your project and select Properties -> Project Facet Click on “convert to faceted form” Select “Java” and click on “Apply and …
Continue reading How to fix Source folder is not a Java project error in eclipseIn this article, we will discuss how to configure proxy in Eclipse. If you are behind a proxy and want Eclipse to connect to internet for some plugins like STS(Spring Tool Suite), follow the following steps : In Eclipse menu bar, go to Window -> Preference. Select General -> Network Preferences. Switch the provider to …
Continue reading How to configure proxy in EclipseUnaryOperator UnaryOperator is a Function on a single operand that produces a result of the same type as its operand. It Transforms the input value to a result of same type. UnaryOperator Methods UnaryOperator extends from Function. So, it inherits the Function interface methods apply(), andThen() and compose(). It also adds a static method …
Continue reading Java 8 : UnaryOperator Functional Interface