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// geo-location shim | |
// currentely only serves lat/long | |
// depends on jQuery | |
// doublecheck the ClientLocation results because it may returning null results | |
;(function(geolocation){ | |
if (geolocation) return; |
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!function() { | |
var doc = document, | |
htm = doc.documentElement, | |
lct = null, // last click target | |
nearest = function(elm, tag) { | |
while (elm && elm.nodeName != tag) { | |
elm = elm.parentNode; | |
} | |
return elm; | |
}; |
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// find out what prefix this browser supports. | |
// usage: gimmePrefix('transform') // 'WebkitTransform' | |
// returns false if unsupported. | |
function gimmePrefix(prop){ | |
var prefixes = ['Moz','Khtml','Webkit','O','ms'], | |
elem = document.createElement('div'), | |
upper = prop.charAt(0).toUpperCase() + prop.slice(1); |
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/*! | |
* isVis - v0.5.5 Aug 2011 - Page Visibility API Polyfill | |
* Copyright (c) 2011 Addy Osmani | |
* Dual licensed under the MIT and GPL licenses. | |
*/ | |
(function () { | |
window.visibly = { | |
b: null, | |
q: document, |
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{ | |
"ad": [ | |
"42.5000", | |
"1.5000" | |
], | |
"ae": [ | |
"24.0000", | |
"54.0000" | |
], | |
"af": [ |
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// Combine Latest | |
var obs1 = Rx.Observable.returnValue(1), | |
obs2 = Rx.Observable.returnValue(2), | |
obs3 = Rx.Observable.returnValue(3); | |
// From Observable with splat | |
Rx.Observable.combineLatest(obs1, obs2, obs3, function(o1, o2, o3) { | |
return o1 + o2 + o3; | |
}).subscribe(function(result) { | |
console.log(result); // 6 |
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/* | |
* Minimal classList shim for IE 9 | |
* By Devon Govett | |
* MIT LICENSE | |
*/ | |
if (!("classList" in document.documentElement) && Object.defineProperty && typeof HTMLElement !== 'undefined') { | |
Object.defineProperty(HTMLElement.prototype, 'classList', { | |
get: function() { |
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#!/usr/bin/env ruby -w | |
# brew-services(1) - Easily start and stop formulas via launchctl | |
# =============================================================== | |
# | |
# ## SYNOPSIS | |
# | |
# [<sudo>] `brew services` `list`<br> | |
# [<sudo>] `brew services` `restart` <formula><br> | |
# [<sudo>] `brew services` `start` <formula> [<plist>]<br> |
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// Includes functions for exporting active sheet or all sheets as JSON object (also Python object syntax compatible). | |
// Tweak the makePrettyJSON_ function to customize what kind of JSON to export. | |
var FORMAT_ONELINE = 'One-line'; | |
var FORMAT_MULTILINE = 'Multi-line'; | |
var FORMAT_PRETTY = 'Pretty'; | |
var LANGUAGE_JS = 'JavaScript'; | |
var LANGUAGE_PYTHON = 'Python'; |
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Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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