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What does flushing the buffer mean?
...de like:
for (int i = 0; i < 5; i++) {
std::cout << ".";
sleep(1); // or something similar
}
std::cout << "\n";
will output ..... at once (for exact sleep implementation, see this question). In such cases, you will want an additional << std::flush to ensure that the ...
How do I write a bash script to restart a process if it dies?
...Server 'myserver' crashed with exit code $?. Respawning.." >&2
sleep 1
done
The above piece of bash code runs myserver in an until loop. The first line starts myserver and waits for it to end. When it ends, until checks its exit status. If the exit status is 0, it means it ended gra...
从异构软件开发者的角度看异构计算 - 操作系统(内核) - 清泛网 - 专注C/C++...
...如下几个重要部分：如何定义在协处理器上执行的多线程函数；如何定义在协处理器上数据；使用什么接口在CPU和协处理器之间传输数据；如何获得异构平台的资源描述。有了这些说明和定义，我们便可以书写程序了。
我们继...
How and when to use ‘async’ and ‘await’
...wait must be marked async.
// This line is reached after the 5 seconds sleep from DoSomethingAsync() method. Shouldn't it be reached immediately?
No, because async methods are not run on another thread by default.
// Is this executed on a background thread?
No.
You may find my async/...
App Inventor 2 列表代码块 · App Inventor 2 中文网
...表
创建有序列表
创建带比较器的有序列表
创建带键函数的有序列表
列表中的最小值
列表中的最大值
去除首个元素的列表
去除末尾元素的列表
截取列表
案例：列表遍历
案例：列表转JSON
案例：JSON转列表
案...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...of(event));
write(fd, &event_end, sizeof(event_end));
usleep(randomTill(ta));
}
close(fd);
return 0;
}
My full code for the issue be found here.
The program will ask for amplitude of "tremor" and it's frequency (thus, how many time in micro-seconds are between "tre...
What is the Python equivalent of Matlab's tic and toc functions?
... to fully use tic() and toc() just as in Matlab. For example
tic()
time.sleep(5)
toc() # returns "Elapsed time: 5.00 seconds."
Actually, this is more versatile than the built-in Matlab functions. Here, you could create another instance of the TicTocGenerator to keep track of multiple operatio...
Good example of livelock?
... if (spoon.owner != this) {
try { Thread.sleep(1); }
catch(InterruptedException e) { continue; }
continue;
}
// If spouse is hungry, insist upon passing the spoon.
...
ExecutorService that interrupts tasks after a timeout
...
while (i > counter.get()) {
Thread.sleep(10);
}
}
}
} finally {
service.shutdown();
}
}
The program exhausts the available memory, although it waits for the spawned Runnables to complete.
I though about th...
Listen for key press in .NET console app
...Start();
foreach (var file in files)
{
Thread.Sleep(1000);
Console.WriteLine("Procesing file {0}", file);
}
}
private static void BusyIndicator()
{
var busy = new ConsoleBusyIndicator();
busy.UpdateProgress();
}
p...