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mfc 画圆角矩形 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rcRect->right + 1, lprcRect->bottom + 1, sizeRound.cx, sizeRound.cy );
if ( COLOR_TRANSPARENT == dwColorFrame && COLOR_TRANSPARENT != dwColorFill )
{
// fill it only
CBrush brushFill( dwColorFill );
FillRgn( pDC->GetSafeHdc(), hrgnFrame, brushFill );
}
else
{
HRGN hrg...
MFC中通过Tooltip类实现悬浮鼠标显示提示信息 - C/C++ - 清泛网 - 专注C/C++及内核技术
...常方便和简单方法如下：
1、在窗口中增加消息映射ON_NOTIFY_EX(TTN_NEEDTEXT, 0, SetTipText)
SetTipText是个回调函数，名字叫什么无所谓，符合原型就行了，原型下面会说。
2、EnableToolTips(TRUE)，使用这个方法调用这个函数是必不可...
Linux下追踪程序退出(崩溃)思路 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...
USER_IP=`who -u am i 2>/dev/null| awk '{print $NF}'|sed -e 's/[()]//g'`
if [ "$USER_IP" = "" ]
then
USER_IP=`hostname`
fi
if [ ! -d /tmp/dbasky ]
then
mkdir /tmp/dbasky
chmod 777 /tmp/dbasky
fi
if [ ! -d /tmp/dbasky/${LOGNAME} ]
then
mkdir /tmp/dbasky/${LOGNAME}
chmod 300 /tmp/dbasky/...
Read only file system on Android
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"adb remount -- If you've gotten errors trying to push files to /system due to it being in read-only mode, adb remount will remount /system into read-write mode--- provided that the shell has the correct root permissions to do so. This repla...
Remove textarea inner shadow on Mobile Safari (iPhone)
...
StackExchange.ifUsing("editor", function () {
StackExchange.using("externalEditor", function () {
StackExchange.using("snippets", function () {
StackExchange.snippets.init();
...
Android Studio: Plugin with id 'android-library' not found
...le plugin can be found in official Maven Repository or on MVNRepository artifact search.
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Logical XOR operator in C++?
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If you want to do it for type a just write !(a) != !(a)
– Chris Lutz
Oct 21 '09 at 0:01
6
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NSLog an object's memory address in overridden description method
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To print address use %p format specifier and self pointer:
-(NSString *) description {
return [NSString stringWithFormat:@"<SomeClass: %p>\nparmeterOne: %@\nparameterTwo: %@",
self, self.parameterOne, self.paramterTwo];
}
...
Differences between Proxy and Decorator Pattern
Can you give any good explanation what is the difference between Proxy and Decorator ?
8 Answers
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Why do we need extern “C”{ #include } in C++?
...
C and C++ are superficially similar, but each compiles into a very different set of code. When you include a header file with a C++ compiler, the compiler is expecting C++ code. If, however, it is a C header, then the compiler expects the data contained in the header file to be compiled to a ...