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Is there a sleep function in JavaScript? [duplicate]
...ter 3 seconds (3000 milliseconds)
Remember, this is completely different from how sleep method, if it existed, would behave.
function test1()
{
// let's say JavaScript did have a sleep function..
// sleep for 3 seconds
sleep(3000);
alert('hi');
}
If you run the above funct...
kill -3 to get java thread dump
... jstack command fails consistently due to "Unable to deduce type of thread from address" ;-(
– noahlz
Nov 4 '13 at 18:54
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What is the yield keyword used for in C#?
...mbers where you were on each additional cycle of the function and picks up from there.
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Bash script to calculate time elapsed
...
Combining this with SECONDS from Lon Kaut's answer and keeping mind that $/${} is unnecessary on arithmetic variables makes the code so short it could even be used inline: echo "$((SECONDS/3600))h $(((SECONDS/60)%60))m $((SECONDS%60))s"
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PHP script to loop through all of the files in a directory?
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You can use the DirectoryIterator. Example from php Manual:
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot()) {
var_dump($fileinfo->getFilename());
}
}
?>
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Best way to initialize (empty) array in PHP
...s to the array, preserving the items that were already there.
Having come from other languages, this way of appending to an array seemed strange to me. I expected to have to do something like $myArray += "dog" or something... or maybe an "add()" method like Visual Basic collections have. But this d...
Where to place AutoMapper.CreateMaps?
... AutoMapperWebConfiguration. The web configuration should add the profiles from the Core configuration.
– RPM1984
Nov 1 '12 at 22:57
7
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Which is faster : if (bool) or if(int)?
...partial-register penalties for reading %dil. (But that doesn't stop clang from amusingly creating a partial-register stall by using byte-size and on AL as part of branchlessly case-flipping between 99 and -99.)
– Peter Cordes
May 4 '18 at 1:30
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How do I replace a character at a particular index in JavaScript?
... @colllin: I absolutely agree. So I almost literally cloned the tests from jsfiddle to jsperf. However, aside from using the right tool, you have to do it in the right way. Pay attention to the problem, we're talking about what will happen if we have to make quite a few replacements in an algor...
Impossible to make a cached thread pool with a size limit?
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My only worry about this is (from the JDK 8 docs): "When a new task is submitted in method execute(Runnable), and fewer than corePoolSize threads are running, a new thread is created to handle the request, even if other worker threads are idle."
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