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再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术

...列化器去寻找未知对象的映射的途径。在Remoting中这样的问题不会存在,因为Remoting实际上是通过将一个类型传递给双方来进行类型匹配的。 那么KnowTypeAttribute到底用在什么地方呢?上边说了,当前类的未知类型。那什么又是当...
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What is a coroutine?

...t? If it is right, it is just like an un-preemptive OS running on one-core CPU, one process must relinquish CPU to let other tasks run. – Nan Xiao Jun 22 '16 at 12:18 ...
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What is a “cache-friendly” code?

...hit/miss usually refers to a hit/miss in the highest level of cache in the CPU -- by highest level I mean the largest == slowest. The cache hit rate is crucial for performance since every cache miss results in fetching data from RAM (or worse ...) which takes a lot of time (hundreds of cycles for RA...
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Controlling fps with requestAnimationFrame?

...actually seems to work in keeping the framerate down and so not cooking my CPU. And it's so simple. Cheers! – phocks Sep 1 '17 at 7:09 ...
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开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...。还有一种情况时,如果postfix在处理邮件过程中遇到了问题,则该值会开始降低。 当接收到的新邮件的数量超过postfix的投递能力时,postfix会暂时停止投递deferred队列中的邮件而去处理新接收到的邮件。这是因为处理新邮件的...
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Easily measure elapsed time

... By the way, this measures CPU time, not wall clock time. Right? – Nikos Jan 22 '17 at 0:40 4 ...
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C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术

...问0x4的内存地址,不crash才怪。于是,你一定会有如下的问题: 1)为什么不是 13行if语句出错?f.a被初始化为空了嘛,用空指针访问成员变量为什么不crash? 2)为什么会访问到了0x4的地址?靠,4是怎么出来的? 3)代码中的...
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那些我印象深刻的建议和教诲 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...弱点,真是人生的一大考验。有些人采取鸵鸟政策,假装问题不存在;有些人一看苗头不对就转移,避开心虚;还有些人打肿脸充胖子,掩盖心虚。总之,都是在躲,都是不健康的应对。 真正健康的方式是什么?是努力戒除情...
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裁员!裁员!创业者们的2016“寒冬大逃杀” - 资讯 - 清泛网 - 专注IT技能提升

...候,“什么时候盈利”忽然成了几乎每个投资人都会问的问题,但在之前的三轮融资都没有人提过。当时大家关心的都是订单量、GMV和增速。 “无论公司当下有没有收入,从财务模型上看,都是要在收敛的、亏损是在变小的。...
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How to detect user inactivity in Android

...n here as it is out of scope of the question You can wake the lock to the cpu by using the device code below- if(isScreenOff || getLastInteractionTime()> 120000 || !isInForeGrnd) { //...... means USER has been INACTIVE over a period of // and you do your stuff like log the us...