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// Append a move method to the Array prototype
Array.prototype.move = function(from, to) {
    this.splice(to, 0, this.splice(from, 1)[0]);
    return this;
};

// Start with an existing array
var orig = ["Sam", "Tom", "Ben", "Sophie"];

// Use the new method to move the last item in the array to the first position

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self.addEventListener('install', (e) => {
    e.waitUntil(
        caches.open("precache").then((cache) => cache.add("/broken.png"))
    );
});

function isImage(fetchRequest) {
    return fetchRequest.method === "GET" && fetchRequest.destination === "image";
}

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Never touch your local /etc/hosts file in OS X again

To setup your computer to work with *.dev domains, e.g. project.dev, awesome.dev and so on, without having to add to your hosts file each time.

Requirements

• Homebrew
• Mountain Lion

Install

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// original gist
const shuffleArray = arr => arr.sort(() => Math.random() - 0.5);

// fully random by @BetonMAN
const shuffleArray = arr => (
  arr
    .map(a => [Math.random(), a])
    .sort((a, b) => a[0] - b[0])
    .map(a => a[1]);
);

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{
    "name": "my-app",
    "version": "1.0.0",
    "description": "My test app",
    "main": "src/js/index.js",
    "scripts": {
        "jshint:dist": "jshint src/js/*.js",
        "jshint": "npm run jshint:dist",
        "jscs": "jscs src/*.js",
        "browserify": "browserify -s Validating -o ./dist/js/build.js ./lib/index.js",

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Using Git

Global Settings

Related Setup: https://gist.github.com/hofmannsven/6814278

Related Pro Tips: https://ochronus.com/git-tips-from-the-trenches/

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Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000