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// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

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/* Bootstrap 4 Beta 3 - https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.3/css/bootstrap.min.css */

.active
.alert
.alert-danger
.alert-dark
.alert-dismissible
.alert-heading
.alert-info
.alert-light

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var xhr = new XMLHttpRequest();
xhr.open('GET', 'path to file', true);
xhr.responseType = 'blob';

xhr.onload = function(e) {

  var blob = new Blob([xhr.response], {type: 'application/pdf'});
		var fileURL = URL.createObjectURL(blob);
		var w = window.open(fileURL);

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Link : https://askubuntu.com/questions/502781/how-to-give-ubuntu-14-04-more-disk-space

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Hidden classes in JavaScript and Inline Caching

Knowing how internals work is always a good. Pretty much for everything. Cars, trains, computers, you name it. It gives you an insight on what happens under the hood. You also act/react differently based on this knowledge.

As you might have guessed, it’s also true for web development. Knowledge of CSS transitions allows you to achieve better performance and not to use JavaScript in most cases. Knowledge of V8 internals allows you to write more performant JavaScript code. So let’s talk about V8 a little.

A little about V8

V8 is a JavaScript engine built by Google. Firefox built SpiderMonkey, Opera built Carakan and Microsoft built Chakra. One very important difference between V8 and other JavaScript engines is that V8 doesn’t generate any intermediate code. It compiles JavaScr

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<div id="target" foo="bar"></div>
<br />
<button id="addBtn">Add element</button>
<button id="changeAttributeBtn">Add Attribute</button>
<br />
<br />
<div class="console"></div>
    

// select the target node

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var mysql = require('node-mysql');
var conn = mysql.createConnection({
    ...
});

var sql = "INSERT INTO Test (name, email, n) VALUES ?";
var values = [
    ['demian', 'demian@gmail.com', 1],
    ['john', 'john@gmail.com', 2],
    ['mark', 'mark@gmail.com', 3],

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Object.keys(object).map(key => object[key]);

https://medium.com/chrisburgin/javascript-converting-an-object-to-an-array-94b030a1604c

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curl -sL https://deb.nodesource.com/setup_9.x | sudo -E bash -
sudo apt-get install -y nodejs


link : https://askubuntu.com/questions/426750/how-can-i-update-my-nodejs-to-the-latest-version

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Refer to the link

"files.exclude": {
    "node_modules/": true
}

"files.exclude": {
    "**/._*": true
}