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C++ SpinLock 自旋锁的代码实现（全网最简略的方式） - C/C++ - 清泛网 - ...
..._and_set(memory_order_acquire)) {
if ( (spinCount++) == 0 ) {
#ifdef _WIN32
SwitchToThread();
#else
sched_yield();
#endif
}
}
}
void unlock() { f_.clear(memory_order_release); }
};
3、测试代码如下：
SpinLock lck;
thread thd([&]{
cout << "thread lock......
【鸿蒙内核】记录一次鸿蒙内核问题跟踪历程 - C/C++ - 清泛IT社区，为创新赋能！
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在纯血鸿蒙上出现了一个网络问题，使用 select 模型，Win/Linux都运行的很好，但是鸿蒙总是失败。
根据日志，标准Linux则是自动重用FID，比如10号关闭再打开，还是10号；但是鸿蒙不是，它会一直增加，到了1024 select就玩不转...
[解决] 注册DLL时报错：模块已加载，但对DllRegisterServer的调用失败，错...
错误代码0x80070005是没有使用管理员权限进行注册。
因此，使用管理员权限注册DLL即可解决，步骤如下：
Win键，搜索cmd，右键“以管理员身份运行”：
cd /d “dll所在的目录”
regsvr32.exe /i xxx.dll
Why is WinRT unmanaged? [closed]
Windows 8 introduces WinRT, which is like .NET but unmanaged.
Why is it unmanaged? Is it a performance issue? Does it mean garbage collection is not suitable for lower level APIs?
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How do I access my SSH public key?
...
@sscirrus: In windows, you can use type command. Or just open the .pub file in notepad and paste it to github.
– Peter Štibraný
Sep 30 '10 at 6:20
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How to set a JVM TimeZone Properly
...one instead of an OS defined timezone. My JDK version is 1.5 and the OS is Windows Server Enterprise (2007)
7 Answers
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Check if a div exists with jquery [duplicate]
... seems to me that .length defeats .length > 0, so it's kind of a double-win. Still, thanks for pointing this out.
– karim79
Nov 27 '13 at 23:44
add a comment
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Matlab: Running an m-file from command-line
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Does the Windows version support the -nodesktop option? I thought not, but may be wrong.
– Terje Sandstrøm
Apr 19 '18 at 17:53
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No internet on Android emulator - why and how to fix? [closed]
...rnet on emulator if you are setting behind a proxy server perform the following steps:
Go to settings->Wireless & networks->mobile networks->Access Point Names.
Press menu button. an option menu will appear.
from the option menu select New APN.
Click on Name. provide name to apn say M...
How do you copy and paste into Git Bash
I'm using msysgit running on Windows XP.
30 Answers
30
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