原英文地址
We all like to think we learn from mistakes, whether our own or others’. So in theory, the more serious bloopers you know about, the less likely you are to be under the bright light of interrogation, explaining how you managed to screw up big-time. That’s why we put out an all-points bulletin to IT managers and vendors everywhere: For the good of humanity, tell us about the gotchas that have gotten you, so others can avoid them.
If you've ever diagnosed a bug in a web application, you've undoubtedly experienced annoyance digging through a list of fifteen exception stack traces trying to identify the one you're interested in (if it's even present), or a sinking feeling when you tailed the web server log only to find:
java.lang.NullPointerException
在这一期文章中，把已经学到的关于 MDA 的知识应用于实践，了解如何使用开放源码的模型驱动架构（MDA）工具来简化 Spring-Hibernate 的开发。