I am rather new to writing applications that interact with databases, and I'm curious about a project I'm working on. I have to write a very simple web app which is going to be displaying metric data ...
In an interview someone asked me : How do we manage 2 transactional/dao methods in a single transaction. Desired capabilities: If anyone of them fails we need to rollback both methods. Both of the ...
I am developing a series of webservices (based on spring and spring mvc). For the first time in my dev career I do plan on replacing the dao layer in the future(I have always seen it mentioned but ...