Streams Stream is a Wrapper class around a data structure with some additional methods such as filter, map, reduce. When you create a stream out of array or list, copy of data in array exist as it is in stack. only wrapper is created around the reference of array or list. Converting an array to… Continue reading
Refinement Purpose: Detail a Userstory into all that needs to be done to deliver its expected value Time Spent 4 hrs for 2 week sprint(Includes planning) Who Needs to attend Devops Team, PO Optional Scrum Master Qualities Open conversation to gather all info needed Shared Decision on task and planning Shared decision on estimation Activities… Continue reading
Filters A filter as the name suggests is a Java class executed by the servlet container for each incoming http request and for each http response. This way, is possible to manage HTTP incoming requests before them reach the resource, such as a JSP page, a servlet or a simple static page; in the same… Continue reading
Spring MVC uses HttpMessageConverter to convert the Http request to an object representation and back.Spring Framework then uses one of the Jackson message converters to marshall and unmarshall Java Objects to and from JSON over HTTP.Spring will use the “Accept” header to determine the media type that it needs to respond with and uses the… Continue reading
Q: What is the Contract First and Service First Approach? Contract-first is where you create the WSDL, and then you can create the implementation from this, and since the WSDL is your contract, this would be contract-first. Service First or Contract-last or Code-First is where the WSDL is created from the source code, or implementation,… Continue reading
There may be times where one may think that I can extend parent class instead of implementing interface. Lets see whats When to choose inheritance over an interface and interface over inheritance. inheritance over an interface The main drawback of interfaces is that they are much less flexible than classes when it comes to allowing… Continue reading
Telephone Etiquette While Speaking in telephone You should get acknowledged after telling something e.g. Shall I Continue Am I Clear Any Queries Are you clear Instead of telling everything in single stretch chunk your data by using the above keywords. Try to monitor your client speed of speaking. Try to mirror you client speed of… Continue reading