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What's the (hidden) cost of Scala's lazy val?
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answered Jun 15 '10 at 7:51
oxbow_lakesoxbow_lakes
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Correct way to convert size in bytes to KB, MB, GB in JavaScript
...return '0 Byte';
var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
return Math.round(bytes / Math.pow(1024, i), 2) + ' ' + sizes[i];
}
Note : This is original code, Please use fixed version below. Aliceljm does not active her copied code anymore
Now, Fixed version unminified...
Checking for the correct number of arguments
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edited Dec 3 '10 at 1:29
answered Dec 3 '10 at 1:16
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Select the values of one property on all objects of an array in PowerShell
...sample timings for the various approaches, based on an input collection of 10,000 objects, averaged across 10 runs; the absolute numbers aren't important and vary based on many factors, but it should give you a sense of relative performance (the timings come from a single-core Windows 10 VM:
Importa...
How can I make the computer beep in C#?
... beep in milliseconds.
// Beep at 5000 Hz for 1 second
Console.Beep(5000, 1000);
For more information refer http://msdn.microsoft.com/en-us/library/8hftfeyw%28v=vs.110%29.aspx
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Generating a drop down list of timezones with PHP
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I would do it in PHP, except I would avoid doing preg_match 100 some times and do this to generate your list.
$tzlist = DateTimeZone::listIdentifiers(DateTimeZone::ALL);
Also, I would use PHP's names for the 'timezones' and forget about GMT offsets, which will change based on DST.
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In Python how should I test if a variable is None, True or False
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answered Jan 7 '10 at 13:46
PaulMcGPaulMcG
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How to convert a string of numbers to an array of numbers?
... (5 chars instead of 6)) is equivalent to :
function(x){return parseInt(x,10)}// version from techfoobar
(x)=>{return parseInt(x)} // lambda are shorter and parseInt default is 10
(x)=>{return +x} // diff. with parseInt in SO but + is better in this case
x=>+x ...
How to convert int to NSString?
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edited Oct 15 '14 at 10:04
Hemang
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What is the fastest method for selecting descendant elements in jQuery?
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answered Jul 5 '10 at 7:33
Aaron HarunAaron Harun
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