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How to find if a native DLL file is compiled as x64 or x86?

...hat DUMPBIN says is 32-bit ("14C machine (x86)"), but corflags says is Any CPU ("PE: PE32, 32BIT: 0"). Dependency Walker also misdiagnoses it. – Pierre Aug 27 '13 at 14:54 ...
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What is the JavaScript version of sleep()?

... to a specific script, page, or function without the engine clobbering the CPU and freezing the app like a maniac. It's 2015 and you shouldn't be able to crash an entire web browser with while(1). We have Flash for things like that. – Beejor Sep 12 '15 at 5:10 ...
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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...
https://www.tsingfun.com/it/cpp/1419.html 

ZeroMQ的学习和研究(PHP代码实例) - C/C++ - 清泛网 - 专注C/C++及内核技术

...订阅者,必然会丢失掉一部分信息,这是这个模式的一个问题,所谓的 Slow joiner。稍后,会解决这个问题。 d) 但是,如果 Publisher 中途离开,所有的 Subscriber 会 hold 住,等待 Publisher 再上线的时候,会继续接受信息。 ZMQ 的 PipeL...
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Asynctask vs Thread in android

... For long-running or CPU-intensive tasks, there are basically two ways to do this: Java threads, and Android's native AsyncTask. Neither one is necessarily better than the other, but knowing when to use each call is essential to leveraging the s...
https://www.tsingfun.com/ilife/life/1839.html 

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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Python multiprocessing PicklingError: Can't pickle

... a database, writing to filesystems) then your code is likely not bound by CPU and won't take much of a hit. In fact I've found when writing HTTP/HTTPS benchmarks that the threaded model used here has less overhead and delays, as the overhead from creating new processes is much higher than the overh...
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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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When to use AtomicReference in Java?

...system call, and your thread will block and be context switched out of the CPU to make way for other processes. The other option is to use an AtomicRefrence. public static AtomicReference<String> shared = new AtomicReference<>(); String init="Inital Value"; shared.set(init); //now we w...
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?

... As regards the fragment "[...]that it is being run in a tight loop", many CPUs have a branch predictor, thus using these macros only helps the first time code is executed or when the history table is overwritten by a different branch with the same index into the branching table. In a tight loop, a...