I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!
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var parser = document.createElement('a'); | |
parser.href = "http://example.com:3000/pathname/?search=test#hash"; | |
parser.protocol; // => "http:" | |
parser.hostname; // => "example.com" | |
parser.port; // => "3000" | |
parser.pathname; // => "/pathname/" | |
parser.search; // => "?search=test" | |
parser.hash; // => "#hash" | |
parser.host; // => "example.com:3000" |
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//PhantomJS http://phantomjs.org/ based web crawler Anton Ivanov [email protected] 2012 | |
//UPDATE: This gist has been made into a Node.js module and now can be installed with "npm install js-crawler" | |
//the Node.js version does not use Phantom.JS, but the API available to the client is similar to the present gist | |
(function(host) { | |
function Crawler() { | |
this.visitedURLs = {}; | |
}; | |
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git branch -m old_branch new_branch # Rename branch locally | |
git push origin :old_branch # Delete the old branch | |
git push --set-upstream origin new_branch # Push the new branch, set local branch to track the new remote |
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const arr1 = [1,2,3] | |
const arr2 = [4,5,6] | |
const arr3 = [...arr1, ...arr2] //arr3 ==> [1,2,3,4,5,6] |