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Which is the fastest algorithm to find prime numbers?
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Actually I don't think primegen is the fastest, or even the second-fastest; yafu and primesieve are both faster in general, I think, and certainly over 2^32. Both are (modified) sieves of Eratosthenes rather than the Atkin-Berns...
What's the difference between require and require-dev? [duplicate]
...roduction version of your project.
Typically, these are packages such as phpunit/phpunit that you would only use during development.
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
Here is a function I was working on to programmatically lighten or darken a hex color by a specific amount. Just pass in a string like "3F6D2A" for the color ( col ) and a base10 integer ( amt ) for the amount to lighten or darken. To darken, pass in a negative number (i.e. -20 ).
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What's the difference between String(value) vs value.toString()
... Dagg NabbitDagg Nabbit
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What is the purpose and uniqueness SHTML?
... you don't have to repeat code as much. Changing one included file updates all of your pages at once. You just put it in your HTML page as per normal.
It's embedded in a standard XML comment, and looks like this:
<!--#include virtual="top.shtml" -->
It's been largely superseded by other m...
Node.js quick file server (static files over HTTP)
Is there Node.js ready-to-use tool (installed with npm ), that would help me expose folder content as file server over HTTP.
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How to escape special characters in building a JSON string?
...Tab
\" Double quote
\\ Backslash character
However, even if it is totally contrary to the spec, the author could use \'.
This is bad because :
It IS contrary to the specs
It is no-longer JSON valid string
But it works, as you want it or not.
For new readers, always use a double quote...
How do I redirect with JavaScript? [duplicate]
... you're using same origin policies like an iframe.
– phpvillain
Mar 17 '16 at 1:40
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Calculate relative time in C#
...her languages, you will hate yourself for doing logic like this. Just so y'all know...
– Nik Reiman
May 23 '12 at 14:31
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Can I assume (bool)true == (int)1 for any C++ compiler?
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Joe
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answered Apr 27 '10 at 20:56
CB BaileyCB Bailey
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