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error C2440: “return”: 无法“const Screen”转换为“Screen &” - C/...

error C2440: “return”: 无法“const Screen”转换为“Screen &”转换丢失限定符。出错代码(例子来自c++ primer 4th):Screen& Screen::display(std::ostream& os) const{ os << contents...转换丢失限定符。 出错代码(例子来自c++ primer 4th): Screen...
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如何在Visual Studio中运行和调试汇编代码 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... _TCHAR* argv[]) { int a = 1; __asm{ xor eax, eax mov a, eax } printf("hello:%d\n", a); return 0; } 运行结果: 下断点,F5调试: Ctrl + Alt + D切换反汇编视图: vs 调试 汇编代...
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如何在Visual Studio中运行和调试汇编代码 - 其他 - 清泛IT社区,为创新赋能!

...p;__asm{ &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; xor eax, eax &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; mov a, eax &nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;} &nbsp; &nbsp;&nbsp; &nbsp;&nbsp;&nbsp;printf(&quot;hello:%d\n&quot;, a); &nbsp; &nbsp;&nbsp; ...
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How do I achieve the theoretical maximum of 4 FLOPs per cycle?

...pd(x); r1 = _mm_set1_pd(y); r8 = _mm_set1_pd(-0.0); r2 = _mm_xor_pd(r0,r8); r3 = _mm_or_pd(r0,r8); r4 = _mm_andnot_pd(r8,r0); r5 = _mm_mul_pd(r1,_mm_set1_pd(0.37796447300922722721)); r6 = _mm_mul_pd(r1,_mm_set1_pd(0.24253562503633297352)); r7 = _mm_mul_pd(r1,_mm_set...
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How can I make my custom objects Parcelable?

...r supported types. The ArrayList is among them. Install a plugin - Hrisey xor Lombok* - for your IDE and start using its amazing features! * Don't enable Hrisey and Lombok plugins together or you'll get an error during IDE launch. Parceler Parcelable class using Parceler: @java.org.parcele...
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How can I apply a function to every row/column of a matrix in MATLAB?

...tors — &lt;, &lt;=, &gt;, &gt;=, ==, ~= Logical operators — &amp;, |, xor Bit-wise functions — bitand, bitor, bitxor Elementary math functions — max, min, mod, rem, hypot, atan2, atan2d For example, you can calculate the mean of each column in a matrix A, and then subtract the vec...
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实现一个简单的服务端推方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...压力可想而知,此时我们虽然可以通过针对数据库使用主复制,分片等技术来缓解问题,但那毕竟只是治标不治本。 我们的目标是实现一个简单的服务端推方案,但简单绝对不意味着简陋,轮询数据库是不可以接受的,下面...
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未能“const std::string”为“const std::_Tree &”推导 模板 参数 - C/...

未能“const std::string”为“const std::_Tree &”推导 模板 参数参考:http: www tsingfun com html 2016 dev_0630 1876 html参考:https://www.tsingfun.com/it/cpp/1876.htmlstl 模板 参数
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App Inventor 2提示“请下拉列表中选择合适项”错误解决方法 - App Inven...

App Inventor 2提示“请下拉列表中选择合适项”错误,如下: 虽然是一个错误,但是代码根本没有问题,而且测试起来功能等一切正常,但就是提示这个错误。 其实解决方法非常简单,就是把错误后面的代码块中下拉选择...
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Why is a boolean 1 byte and not 1 bit of size?

... Not sure I would agree that bitwise operations are slow. ands, nots, xors etc are very fast. It is typically the implementation of the bitwise operations that are slow. At the machine level they are quite fast. Branching... now that is slow. – Hogan Ja...