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摘要： http://docs.oracle.com/javase/6/docs/platform/rmi/spec/rmi-arch3.htmlaremote objectis one whose methods can be invoked from another Java virtual machi... 阅读全文

摘要： 使用ContainerRequestFilter后，ContainerRequest中的contenttype会因为从httpServletRequest到ContainerRequest的转换丢失，所以会出现文件上传种种奇怪的问题。只有去掉相应的filter才可以 阅读全文

摘要： multithreading，multiprocessingBlock multi－threading：context switching意味着从现有的寄存器集切换到另一套Interleaved multithreading：similar to preemptive multitasking，mo... 阅读全文

摘要： Algorithms in C++ 阅读全文

摘要： 很难发现，出现的错误有1.JAXB. IllegalAnnotationExceptions2. or any of its super class is known to this context很容易以为是别的错误，实际上就是缺少@Produces(MediaType.APPLICATION_J... 阅读全文

摘要： http://codeplanet.io/principles-good-restful-api-design/hateoashttp://en.wikipedia.org/wiki/HATEOAShttp://en.wikipedia.org/wiki/RSDLhttp://www.doc88.c... 阅读全文

摘要： Pending Queue Size ­ The number of messages in the queue that have yet to bedelivered to any clientDispatched Counter ­ The number of message in the q... 阅读全文

摘要： http://stackoverflow.com/questions/4844165/safe-integer-middle-value-formula求两个数中值 阅读全文

摘要： @Select({ "SELECT SUM(amount) AS total", "FROM recharge_log", "WHERE", "flag=1 AND payType=#{payType}", "AND su... 阅读全文

摘要： CAS，当oldVal与expected相同时，将oldVal更新为newVal，原子操作ABA problem：when a location is read twice, has the same value for both reads, and "value is same“ is used... 阅读全文