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What is the fastest way to compute sin and cos together?

...re is another example (for MSVC): http://www.codeguru.com/forum/showthread.php?t=328669 Here is yet another example (with gcc): http://www.allegro.cc/forums/thread/588470 Hope one of them helps. (I didn't use this instruction myself, sorry.) As they are supported on processor level, I expect them...
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Go > operators

...y Arithmetic operators and its the same in other languages here is a basic PHP , C , Go Example GO package main import ( "fmt" ) func main() { var t , i uint t , i = 1 , 1 for i = 1 ; i < 10 ; i++ { fmt.Printf("%d << %d = %d \n", t , i , t<<i) } ...
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How can I remove duplicate rows?

...erver LEFT JOIN is less efficient than NOT EXISTS sqlinthewild.co.za/index.php/2010/03/23/… The same site also compares NOT IN vs NOT EXISTS. sqlinthewild.co.za/index.php/2010/02/18/not-exists-vs-not-in Out of the 3 I think NOT EXISTS performs best. All three will generate a plan with a self join ...
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How can I check if a string represents an int, without using try/except?

...o only use it for error trapping and reporting. I was going to gripe that PHP, perl, ruby, C, and even the freaking shell have simple functions for testing a string for integer-hood, but due diligence in verifying those assumptions tripped me up! Apparently this lack is a common sickness. Here'...
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Cross-Domain Cookies

...T"); header("Access-Control-Allow-Headers: Content-Type, *"); Within the PHP-file you can use $_COOKIE[name] Second, on the client side: Within your ajax request you need to include 2 parameters crossDomain: true xhrFields: { withCredentials: true } Example: type: "get", url: link, crossDom...
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MVC (Laravel) where to add logic

...er of Services in app folder, do you have to include it in bootstrap/start.php or anywhere for booting because i looked over your git couldnt find it? @RubensMariuzzo. Does it automatically become available thorughout the app ? so we can just use CongregationService::getCongregations(); ?? ...
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Windows batch: echo without new line

...ding = causes a syntax error. See http://www.dostips.com/forum/viewtopic.php?f=3&t=4209 for more information. jeb posted a clever solution that solves most of the problems at Output text without linefeed, even with leading space or = I've refined the method so that it can safely print absolut...
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Why are regular expressions so controversial? [closed]

...tive parser (developer dependent threshold). One of my favourite examples PHP's split($pattern,$string) vs explode($delimiter,$string) - thankfully the former is getting depreciated, but lots of code used the former when they only needed the power of the later. Aggreed, RegEx's provide an easy too...
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node.js hash string?

...nt hash between Javascript (NodeJS) and other langage/service like Python, PHP, Github... If you don't use this code, you can get a different hash between NodeJS and Python... How to get the same hash that Python, PHP, Perl, Github (and prevent an issue) : NodeJS is hashing the UTF-8 representation...
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Facebook Android Generate Key Hash

...e required SHA1 Key Then goto http://tomeko.net/online_tools/hex_to_base64.php and paste your sha1 key and finally you will get Required HashKey which you can use it to apply on facebook. share | i...