http://en.wikipedia.org/wiki/Lazy_initialization lazy initialization is the tactic of delaying the creation of an object, the calculation of a v...

Users continue to place bids on an item until the bid period for that item expires, and the highest bidder wins

it could be web based or a rich client. POJO design for rich domain models

Is persistence a problem that is already solved by relational technology and extensions such as stored procedures, or is it a more pervasive proble...

Here we can let the database optimizer find the best execution plan to combine rows from several tables, instead of merging two result sets in memo...

부사적 용법: You can encapsulate a custom database-integrity rule in a single Java annotation and use Hibernate Validator to check instances of an ...

During Process Validations, the JSF validator ensures that the search string entered by the user is a nonnegative integer and that the input value...

How do we achieve portability if every database management system has its own SQL dialect?

The emergence of the XML-based Simple Object Access Protocol (SOAP) as a widely accepted, platform-agnostic standard for RMI, and widespread suppor...

JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and write. It is easy for machines to par...