To fetch the querystring parameters in Controller we usually use request().queryString() Map<String, String[]> queryString = request().queryString(); If we have multiple query-string keys and want to use a POJO to use query-string instead of parsing everything in Controller we can use…
Cloud computing came through long way by replacing layer after a layer we used bare metal server then Virtual servers then Containers now Serverless computing Serverless is the next evolution of application and system design and deployment. Serverless applications are…
AWS Lambda lets you run code without provisioning or managing servers. You pay only for the compute time you consume – there is no charge when your code is not running. With Lambda, you can run code for virtually any…
Representational State Transfer (REST) has gained widespread acceptance across the Web as a simpler alternative to other Web services ( SOAP and WSDL ). REST is an architecture style or design pattern used as a set of guidelines for creating…