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How do I abort/cancel TPL Tasks?
... {
// do some heavy work here
Thread.Sleep(100);
if (ct.IsCancellationRequested)
{
// another thread decided to cancel
Console.WriteLine("task canceled");
break;
...
Returning a value from thread?
...ain, tid " + Thread.CurrentThread.ManagedThreadId);
Thread.Sleep(100);
}
}
static void bg_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
Console.WriteLine("Completed, tid " + Thread.CurrentThread.ManagedThreadId);
...
LinkedBlockingQueue vs ConcurrentLinkedQueue
...n, and inefficiencies when it's empty (due to waking up unnecessarily from sleeps).
From the docs for BlockingQueue:
BlockingQueue implementations are designed to be used primarily for producer-consumer queues
I know it doesn't strictly say that only blocking queues should be used for produce...
How to calculate time elapsed in bash script?
... after unset SECONDS it is gone: echo $SECONDS; unset SECONDS; SECONDS=0; sleep 3; echo $SECONDS
– Tino
Dec 15 '15 at 7:28
7
...
Are there any O(1/n) algorithms?
...ng one:
def get_faster(list):
how_long = (1 / len(list)) * 100000
sleep(how_long)
Clearly, this function spends less time as the input size grows … at least until some limit, enforced by the hardware (precision of the numbers, minimum of time that sleep can wait, time to process argumen...
ZeroMQ的学习和研究（PHP代码实例） - C/C++ - 清泛网 - 专注C/C++及内核技术
...();
printf ("Received request: [%s]\n", $request);
// Do some 'work'
sleep (1);
// Send reply back to client
$responder->send ("World");
}
Client 程序如下：
<?php
/*
* Hello World client
* Connects REQ socket to tcp://localhost:5555
* Sends "Hello" to serve...
AsyncTask Android example
...t i = 0; i < 5; i++) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// We were cancelled; stop sleeping!
}
}
return "Executed";
}
@Override
prot...
Text Progress Bar in the Console [closed]
..., length = 50)
for i, item in enumerate(items):
# Do stuff...
time.sleep(0.1)
# Update Progress Bar
printProgressBar(i + 1, l, prefix = 'Progress:', suffix = 'Complete', length = 50)
Sample Output
Progress: |█████████████████████████...
Creating the Singleton design pattern in PHP5
...e instance.
*/
private function __clone() {}
/**
* Make sleep magic method private, so nobody can serialize instance.
*/
private function __sleep() {}
/**
* Make wakeup magic method private, so nobody can unserialize instance.
*/
private function __wake...
Run Cron job every N minutes plus offset
...
You can try: */5 * * * * sleep N; your job
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