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CDC:DrawText 多行显示文本(文本自动换行) - C/C++ - 清泛网 - 专注C/C++及内核技术
...t(str, &rect, DT_LEFT | DT_TOP |DT_WORDBREAK | DT_EDITCONTROL, m_pfSongTi);函数原型:int DrawTe...//长文本自动换行
dc.DrawText(str, &rect, DT_LEFT | DT_TOP | DT_WORDBREAK | DT_EDITCONTROL, m_pfSongTi);
函数原型:
int DrawText(
HDC hDC, // handle to DC
LPCTS...
Lock, mutex, semaphore… what's the difference?
...ocess. The other non selected threads (@ acquiring this object) are put to sleep.
[No interprocess capability, very primitive object].
2) Mutex Semaphore (aka Mutex)= Kernel object used for allowing the execution of just one active thread from many others, among different processes. The other non ...
Easy way to prevent Heroku idling?
...ation Available' message. This also works great with Pagoda, and any other sleepy host.
– Jacob Evan Shreve
Jun 18 '13 at 21:21
...
C++及Windows异常处理(try,catch; __try,__finally, __except) - C/C++ - ...
...一个局部对象来封装一个资源,这样一来局部对象的析构函数就可以自动释放资源。这样,程序员就不会“忘记释放资源”了。 [译注:因为C++的对象“生命周期”机制替他记住了 :O) ] 下面是一个例子:
class File_handle {
...
C++ obtaining milliseconds time on Linux — clock() doesn't seem to work properly
...ng mtime, seconds, useconds;
gettimeofday(&start, NULL);
usleep(2000);
gettimeofday(&end, NULL);
seconds = end.tv_sec - start.tv_sec;
useconds = end.tv_usec - start.tv_usec;
mtime = ((seconds) * 1000 + useconds/1000.0) + 0.5;
printf("Elapsed time: %ld mi...
【精心整理】【实用】visual C++中最常用的类与API函数 - C/C++ - 清泛网 -...
【精心整理】【实用】visual C++中最常用的类与API函数这篇文章能让初学者快速了解visual C++MFC中常见的核心的类与函数,虽然全部看下来有点枯燥,但对初学者快速了解MFC的框架结构很有好处。...这篇文章能让初学者快速了解visu...
How to stop a goroutine
... close(ch)
return
}
time.Sleep(100 * time.Millisecond)
}
}()
go func() {
time.Sleep(3 * time.Second)
done <- struct{}{}
}()
for i := range ch {
fmt.Println("receive value: ", i)
}
fmt.Prin...
Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?
...ackoverflow.com%2fquestions%2f14579124%2fwhy-does-whiletrue-without-thread-sleep-cause-100-cpu-usage-on-linux-but%23new-answer', 'question_page');
}
);
Post as a guest
...
How do you run multiple programs in parallel from a bash script?
...ss terminates.
time xargs -P 3 -I {} sh -c 'eval "$1"' - {} <<'EOF'
sleep 1; echo 1
sleep 2; echo 2
sleep 3; echo 3
echo 4
EOF
The output looks something like:
1 # output from 1st command
4 # output from *last* command, which started as soon as the count dropped below 3
2 # output fro...
What is the use of join() in Python threading?
...on after join()-blocked parent-thread could
continue
'*' main-thread 'sleeping' in join-method, waiting for child-thread to finish
',' daemonized thread - 'ignores' lifetime of other threads;
terminates when main-programs exits; is normally meant for
join-independent tasks
So the rea...
