std::mutex 加锁抛 _DEVICE_OR_RESOURCE_BUSY 异常device_or_resource_busy最近遇到一个崩溃，在 std::lock_guard<std::mutex> lock(mutex_); 的地方，抛出了_DEVICE_OR_RESOURCE_BUSY 的异常。最终查出原因是：同一个线程对同一个mutex二次加锁导致的 最近遇到...

use of deleted function std::unique_ptr 编译错误剖析，你可能少了一个std::move编译报错日志如下： usr include c++ 4 7 bits stl_construct h:77:7: error: use of deleted function & 39;std::unique_ptr<_Tp, _Dp>::unique_ptr(const std::unique_p 编译报错日志如下： /usr/...

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GetFileVersionInfoSize build时出现link2019 链接错误： #pragma comment(lib, &quot;version&quot;) 解决。

Intel SMID指令集编译错误: inlining failed in call to always_inline 'xxx': target specific option mismatch xxxintel_smid_compile_error最近在使用CPU指令集优化代码的时候，编译出错，报错如下： usr lib64 gcc x86_64-suse-linux 7 include avx2intrin h:252:1: error: inlining ...

...无视。Material Design所推荐使用的颜色 调用SwipeRefresh1 ▾._Color_holo_blue_bright 调用SwipeRefresh1 ▾._Color_holo_blue_dark 调用SwipeRefresh1 ▾._Color_holo_blue_light 调用SwipeRefresh1 ▾._Color_holo_green_dark 调用SwipeRefresh1 ▾._Color_holo_green_ligh...

... Update You can now enable the Quick Boot option for Android Emulator. That will save emulator state, and it will start the emulator quickly on the next boot. Click on Emulator edit button, then click Show Advanced Setting. Then enable Quic...

...presentation controller, the presentation controller will most likely not know how to layout that view controller's view when needed for example when the orientation changes, but the original owner of the presenting view controller does. In iOS 8 viewForKey: method was introduced to get views that ...

... note: if grep dies prematurely; ps may hang indefinitely if it produces enough output to fill its OS pipe buffer (because you haven't called ps.stdout.close() in the parent). Swap the starting order, to avoid it ...

What is meant by String Pool ? And what is the difference between the following declarations: 5 Answers ...