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What does the Visual Studio “Any CPU” target mean?

... An AnyCPU assembly will JIT to 64-bit code when loaded into a 64-bit process and 32 bit when loaded into a 32-bit process. By limiting the CPU you would be saying: There is something being used by the assembly (something likely u...
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Spinlock versus Semaphore

... means that acquiring a spinlock is a "busy" operation that possibly burns CPU cycles for a long time (maybe forever!) while it effectively achieves "nothing". The main incentive for such an approach is the fact that a context switch has an overhead equivalent to spinning a few hundred (or maybe tho...
https://www.tsingfun.com/it/os_kernel/511.html 

Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...48000=0x988,我们按 return 键,打开 go to 窗口,输入 0x988 ,定位08048988处,改代码为e830000000。改完后,“ ./cm2 ”运行程序,OK。出现 crackme 窗口了。 第二个任务,找出正确的注册码。 为保持本文一个苗条的身材及加大本文所...
https://www.tsingfun.com/it/tech/1337.html 

淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...系统,文章主要介绍大秒系统以及这种典型读数据的热点问题的解决思路和实践经验。一些数据 大家还记得2013年的小米秒杀吗?三款小米手机各11万台开卖,走的都是大秒系统,3分钟后成为双十一第一家也是最快破亿的旗舰店...
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How to scale threads according to CPU cores?

...so I will have a look at this. And it can be scaled according to available cpu cores? Because I can't see that in you short examples. Best regards, Andreas – Andreas Hornig Dec 30 '09 at 16:10 ...
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Benchmarking (python vs. c++ using BLAS) and (numpy)

...r). Hardware Our HPC has two different nodes one with Intel Sandy Bridge CPUs and one with the newer Ivy Bridge CPUs: Sandy (MKL, OpenBLAS, ATLAS): CPU: 2 x 16 Intel(R) Xeon(R) E2560 Sandy Bridge @ 2.00GHz (16 Cores) RAM: 64 GB Ivy (MKL, OpenBLAS, ATLAS): CPU: 2 x 20 Intel(R) Xeon(R) E2680 ...
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Why is reading lines from stdin much slower in C++ than Python?

...lly timing the execution of cat, not your benchmark. The 'user' and 'sys' CPU usage displayed by time are those of cat, not your benchmarked program. Even worse, the 'real' time is also not necessarily accurate. Depending on the implementation of cat and of pipelines in your local OS, it is possib...
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How do I run msbuild from the command line using Windows SDK 7.1?

... 2013-12-02 15:05:30.834400000 +0400 @@ -228,10 +228,10 @@ IF "%CURRENT_CPU%" =="x64" ( IF "%TARGET_CPU%" == "x64" ( + SET "FxTools=%FrameworkDir64%\%FrameworkVersion%;%FrameworkDir32%%FrameworkVersion%;%windir%\Microsoft.NET\Framework64\v3.5;%windir%\Microsoft.NET\Framework\v3.5;" + SET...
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Can linux cat command be used for writing text to file?

... I use the following code to write raw text to files, to update my CPU-settings. Hope this helps out! Script: #!/bin/sh cat > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor <<EOF performance EOF cat > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor <<EOF pe...
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MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...

MySQL一次主从数据不一致的问题解决过程情况时这样的:昨天晚上主动2个机器都迁移了,然后今天才把主动重新连接上,但是从库的偏移量是从今天当前时刻开始的,也就是说虽然现在主...情况时这样的: 昨天晚上主动2个机器...