Ray's playground

摘要： Spring supports both programmatic and declarative transaction management.In either case, Spring shields you from having to work directly with a specifictransaction management implementation by abstrac... 阅读全文

摘要： Methods that return a boolean result (socalledpredicate methods) are often named with a trailing ?.　　Methods that are “dangerous,” or that modify their receiver, may be named with a traili... 阅读全文