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Where do I find the definition of size_t?
...ize of a unsigned int. However we are moving to 64bit addressing while the uint will most likely stay at 32bits (it's size is not guaranteed in the c++ standard). To make your code that depends on the memory size portable across architectures you should use a size_t. For example things like array si...
How to make URL/Phone-clickable UILabel?
...dText?.length)!), options: NSAttributedString.EnumerationOptions(rawValue: UInt(0)), using:{
(attrs: Any?, range: NSRange, stop: UnsafeMutablePointer<ObjCBool>) in
if NSLocationInRange(indexOfCharacter, range){
if let _attrs = attrs{
UIApplication....
How to get the IP address of the server on which my C# application is running on?
...Filter out "virtual" addresses by checking for AddressPreferredLifetime != UInt32.MaxValue.
At this point I take the address of the first (if any) unicast address that matches all of these filters.
EDIT:
[revised code on May 16, 2018 to include the conditions mentioned in the text above for dupl...
How to properly seed random number generator
...ndom number generator")
}
math_rand.Seed(int64(binary.LittleEndian.Uint64(b[:])))
}
As a side note but in relation to your question. You can create your own rand.Source using this method to avoid the cost of having locks protecting the source. The rand package utility functions are convenie...
Literal suffix for byte in .NET?
...y literal suffixes in C# are for integer and real numbers as follows:
u = uint
l = long
ul = ulong
f = float
m = decimal
d = double
If you want to use var, you can always cast the byte as in var y = (byte) 5
Although not really related, in C#7, a new binary prefix was introduced 0b, which states...
How to get pixel data from a UIImage (Cocoa Touch) or CGImage (Core Graphics)?
...age into your data buffer
CGImageRef imageRef = [image CGImage];
NSUInteger width = CGImageGetWidth(imageRef);
NSUInteger height = CGImageGetHeight(imageRef);
CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
unsigned char *rawData = (unsigned char*) calloc(height * wid...
How to set the maxAllowedContentLength to 500MB while running on IIS7?
...
According to MSDN maxAllowedContentLength has type uint, its maximum value is 4,294,967,295 bytes = 3,99 gb
So it should work fine.
See also Request Limits article. Does IIS return one of these errors when the appropriate section is not configured at all?
See also: Maximum...
mfc 如何隐藏滚动条 - C/C++ - 清泛网 - 专注C/C++及内核技术
mfc 如何隐藏滚动条void Cxxx::OnSize(UINT nType, int cx, int cy){ ... ShowScrollBar(SB_BOTH, FALSE); ...}简单粗暴，最实用，亲测有效。void Cxxx::OnSize(UINT nType, int cx, int cy)
{
...
ShowScrollBar(SB_BOTH, FALSE);
...
}
简单粗暴，最实用，...
c++关闭按钮灰掉 - C/C++ - 清泛网 - 专注C/C++及内核技术
...得系统菜单CMenu *pMenu = GetSystemMenu(false); 获得关闭按钮IDUINT ID = pMenu->GetMenuItemID(pMenu->Ge...
通过系统菜单灰掉：
//获得系统菜单
CMenu *pMenu = GetSystemMenu(false);
//获得关闭按钮ID
UINT ID = pMenu->GetMenuItemID(pMenu->GetMenuItemCount()-1);
//...
VC中CStatic等控件字体颜色的设置和OnCtlColor的使用 - C/C++ - 清泛网 - ...
...件设置颜色：
HBRUSH CAboutDig::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
if (nCtlColor == CTLCOLOR_STATIC)
{
pDC->SetTextColor(RGB(0,0,255));//设置字体颜色
pDC->SetBkMode(TRANSPARENT); //设置背景透明
}
}
第三个参数OnCtlColor主...