MySQL summary
JDK ###JMM -XX:NewRatio
OpenID and OAuth
架构设计中考量的是Non Functional factors
在进行O-R mapping时经常会碰到加载a graph of objects. 这是lazy loading应用的场景。如果不想把所有数据库中关联的表对象都一次性load到内存，可以参考下面的解决方法。
Java堆内存参数调优
单点登陆 - CAS
ClassNotFoundException and NoClassDefFoundError
Collection of handy online tools for developers, with great UX.
The "REST With Spring" Course:
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