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Realistic usage of the C99 'restrict' keyword?
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restrict says that the pointer is the only thing that accesses the underlying object. It elimi...
Multithreading: What is the point of more threads than cores?
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The answer revolves around the purpose of threads, which is parallelism: to run several separat...
How does the const constructor actually work?
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Const constructor creates a "canonicalized" instance.
That is, all constant expressions begin ...
Notifier 通知扩展：功能强大的Android通知管理工具，支持通知通道、意图、...
...建 Apps 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...
What is the “FS”/“GS” register intended for?
... 8800 was finished and mainly intended for the embedded world to keep 8080/85 customers on board.
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When is an interface with a default method initialized?
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This is...
Timer function to provide time in nano seconds using C++
...d in http://msdn.microsoft.com/en-us/library/windows/desktop/ee417693(v=vs.85).aspx
...While QueryPerformanceCounter and QueryPerformanceFrequency typically adjust for
multiple processors, bugs in the BIOS or drivers may result in these routines returning
different values as the thread moves...
Is calculating an MD5 hash less CPU intensive than SHA family functions?
... 234680.17k 334469.33k 381756.70k
sha1 35453.52k 99530.85k 206635.24k 281695.48k 313881.86k
Second update: On OS X 10.10, SHA-1 speed is back to the 10.8 level:
$ openssl speed md5 sha1
OpenSSL 0.9.8zc 15 Oct 2014
The 'numbers' are in 1000s of bytes per second processed....
乐高机器人®组件 · App Inventor 2 中文网
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... wt qsec vs am gear carb
#> 1 Datsun 710 22.8 4 108.0 93 3.85 2.320 18.61 1 1 4 1
#> 2 Hornet 4 Drive 21.4 6 258.0 110 3.08 3.215 19.44 1 0 3 1
#> 3 Hornet Sportabout 18.7 8 360.0 175 3.15 3.440 17.02 0 0 3 2
#> 4 Valiant 18.1 6 225...