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Why does volatile exist?

...ed 16 bit value as a semaphore to know when the other guy was done. Essentially we did this: void waitForSemaphore() { volatile uint16_t* semPtr = WELL_KNOWN_SEM_ADDR;/*well known address to my semaphore*/ while ((*semPtr) != IS_OK_FOR_ME_TO_PROCEED); } Without volatile, the optimizer sees ...
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Is Chrome's JavaScript console lazy about evaluating arrays?

...whether it's fixable. It does seem like bad behavior to me. It was especially troubling to me because, in Chrome at least, it occurs when the code resides in scripts that are executed immediately (before the page is loaded), even when the console is open, whenever the page is refreshed. Calling c...
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How to display all methods of an object?

I want to know how to list all methods available for an object like for example: 8 Answers ...
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Useful GCC flags for C

Beyond setting -Wall , and setting -std=XXX , what other really useful, but less known compiler flags are there for use in C? ...
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GridCtrl 控件FAQ - C/C++ - 清泛网 - 专注C/C++及内核技术

... BOOL DeleteRow(int nRow); BOOL DeleteNonFixedRows(); BOOL DeleteAllItems(); 11.可以在第一个单元格中加入Check控件 A: #include "NewCellTypes/GridCellCheck.h"//包含头文件 BOOL CGridCtrl::SetCellType(int nRow, int nCol, CRuntimeClass* pRuntime...
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What does new self(); mean in PHP?

... the parent class The first situation would look like this (I've removed all non-necessary code, for this example -- you'll have to add it back to get the singleton behavior)* : class MyParentClass { } class MyChildClass extends MyParentClass { public static function getInstance() { ...
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升

...endencies on MFC and can also be used in a console application. First of all to call a script it is important to know that VBScript and JScript deal only with VARIANT parameters. This is the reason I created the CSafeArrayHelper class. The CSafeArray helper wrapper class allows you to create param...
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升

...endencies on MFC and can also be used in a console application. First of all to call a script it is important to know that VBScript and JScript deal only with VARIANT parameters. This is the reason I created the CSafeArrayHelper class. The CSafeArray helper wrapper class allows you to create param...
https://www.tsingfun.com/it/cp... 

C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升

...endencies on MFC and can also be used in a console application. First of all to call a script it is important to know that VBScript and JScript deal only with VARIANT parameters. This is the reason I created the CSafeArrayHelper class. The CSafeArray helper wrapper class allows you to create param...
https://www.tsingfun.com/it/cp... 

C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注IT技能提升

...endencies on MFC and can also be used in a console application. First of all to call a script it is important to know that VBScript and JScript deal only with VARIANT parameters. This is the reason I created the CSafeArrayHelper class. The CSafeArray helper wrapper class allows you to create param...