Spring Boot

So spring boot is versatile web framework and pretty much every java developer these days use this and Google app engine or GAE  is a Platform as a Service and cloud computing platform for developing and hosting web applications. So using GAE will eliminate infrastructure management by auto scaling when

We face  CORS(Cross-origin resource sharing) issue specially when  working with react or angular apps and running spring boot on different port, and front end app on some other to solve the CORS issue in spring boot is very easy and simple. to know Solve the issue we should know

Spring boot is as an awesome framework where we could rapidly start our web development project with in minutes,java based configuration simplifies bootstrapping time where we could include third party library or other component into our applications. and to upload file in spring boot application is also made very

Most of us use Spring Boot to rapidly start the project by using its starter packages, one such package we use to connect persistent layer is spring boot data starter, and in most scenario just by adding the dependency is sufficient, but when we have multiple data source like MySQL,

There are multiple methods to work on native queries in spring boot,like using Query annotation @ResultSet mapping annotation to map non entity Dtos, as query complexity increases code readability also decreases, i have preferred to use simple Solution and to map result to Dto for native query, for better

Overview: * Creating custom annotation * Creating component in spring boot * Creation a configuration and middleware in spring boot * Basic of Aspect and usage in spring boot What is Aspect In Spring Boot ? Aspects are cross cutting concerns like logging,security in different layers for the ease of code maintenance . Key Dependency