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定位C++程序CPU占用率高的步骤及技巧（全网最干，没有之一） - C/C++ - 清...
定位C++程序CPU占用率高的步骤及技巧（全网最干，没有之一）locating_cpp_cpu_high_usage本文系统全面介绍C++程序CPU占用率高的原因，以及如何定位到具体的代码行。（持续更新，欢迎讨论补充，有任何问题或需要指导的欢迎扫描页面...
Turn off Chrome/Safari spell checking by HTML/css
...nswered Dec 9 '14 at 8:09
Timo KähkönenTimo Kähkönen
10.5k88 gold badges6161 silver badges101101 bronze badges
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Why is Node.js single threaded? [closed]
...In my opinion that theory's been borne out. A node.js app that isn't doing CPU intensive stuff can run thousands more concurrent connections than Apache or IIS or other thread-based servers.
The single threaded, async nature does make things complicated. But do you honestly think it's more complica...
Is volatile expensive?
...n the page I see that LoadLoad and LoadStore are effectively no-ops on X86 CPUs. Does this mean that volatile read operations can be done without a explicit cache invalidation on x86, and is as fast as a normal variable read (disregarding the reordering constraints of volatile)?
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What does Python's eval() do?
... I have 8 cores so I would want a list [1, 8].
>>>from os import cpu_count
>>>eval('[1, cpu_count()]')
[1, 8]
Likewise all of __builtins__ is available.
>>>eval('abs(-1)')
1
Ok. So there we see one function we want exposed and an example of one (of many that can be m...
Conditional import of modules in Python
...er) version of the standard json module.
– Seppo Erviälä
Oct 20 '12 at 17:07
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How to show current year in view?
...ed May 30 '11 at 10:39
Emil AhlbäckEmil Ahlbäck
5,67266 gold badges3333 silver badges5252 bronze badges
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Convert a string to int using sql query
...red Sep 27 '18 at 10:35
Örjan JämteÖrjan Jämte
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AngularJS - how to get an ngRepeat filtered result reference
...... Maybe there's some way to avoid this?
– Juho Vepsäläinen
Dec 24 '13 at 12:17
1
If I watch t...
Difference between global and device functions
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__global__ - Runs on the GPU, called from the CPU or the GPU*. Executed with <<<dim3>>> arguments.
__device__ - Runs on the GPU, called from the GPU. Can be used with variabiles too.
__host__ - Runs on the CPU, called from the CPU.
*) __global__ funct...