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MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...象，图像控件的建立方法如下
BOOL Create（int cx，int cy，UINT nFlags，int nInitial，int nGrow）;
BOOL Create（UINT nBitmapID，int cx，int nGrow，COLORREF crMask）;
BOOL Create（LPCTSTR lpszBitmapID，int cx，int nGrow，COLORREF crMask）;
BOOL Create（CImageList& ima...
reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
...llowing
data types are atomic: bool, char,
byte, sbyte, short, ushort, uint, int,
float, and reference types."
So, you can write to the volatile reference without risk of getting a corrupted value.
You should of course be careful with how you decide which thread should fetch the new data, t...
Getting a slice of keys from a map
...eysAppend function, you can set the capacity of the keys array with make([]uint64, 0, len(m)), which drastically changed the performance of that function for me.
– keithbhunter
Apr 1 '19 at 15:59
...
Convert NSNumber to int in Objective-C
...ept for interfacing with cross-platform libs. And even then something like uint32_t would be better to use.
– Max Seelemann
Jan 11 '15 at 13:06
1
...
Position of least significant bit that is set
...9, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9
};
r = MultiplyDeBruijnBitPosition[((uint32_t)((v & -v) * 0x077CB531U)) >> 27];
Helpful references:
"Using de Bruijn Sequences to Index a 1 in a Computer Word" - Explanation about why the above code works.
"Board Representation > Bitboards > ...
Win32汇编--使用MASM - C/C++ - 清泛网 - 专注C/C++及内核技术
...x
LPCTSTR lpCaption, //message box title
UINT uType //message box style
);
最后还有一句说明：
Library: Use User32.lib。
上述函数声明说明了MessageBox有4个参数，它们分别是HWND类型的窗口句柄（hWnd...
Modulo operation with negative numbers
... an "int" in this case, rather than "unsigned" even when both operands are uint32_t or bigger.
– Frederick Nord
Sep 24 '16 at 14:56
...
Determine if string is in list in JavaScript
... , 2] to undefined. includes also works on JavaScript typed arrays such as Uint8Array.
If you're concerned about browser support (such as for IE or Edge), you can check Array.includes at CanIUse.Com, and if you want to target a browser or browser version that's missing includes, I recommend polyfill...
MFC中ComboBox控件的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...(IDC_COMBO_CF))->AddString(strTemp);
}
}
4，删除
DeleteString( UINT nIndex )//删除指定行
5，插入
InsertString( int nIndex,LPCTSTR lpszItem )//将行插入到指定位置
6，查找
FindString( int nStartAfter,LPCTSTR lpszItem )//可以在当前所有行中查找指定的...
OnMouseMove nFlags的作用 - C/C++ - 清泛网 - 专注C/C++及内核技术
OnMouseMove nFlags的作用afx_msgvoidOnMouseMove(UINTnFlags,CPointpoint);当鼠标移动时调用此函数 。参数：nFlags指示各种虚拟按键是否按下 ，此参数可以是任何...afx_msgvoidOnMouseMove( UINT nFlags, CPoint point ); 当鼠标移动时调用此函数 。
参数：
...