Henri Cavalcante henricavalcante

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Working from home

henricavalcante / .bash_profile

Created January 23, 2015 20:12

Bash scripts

	export GREP_OPTIONS="--color=auto"
	export GREP_COLOR="4;33"
	export CLICOLOR="auto"

	alias ls="ls -G"
	alias ll="ls -l"

	function parse_git_branch () {
	git branch 2> /dev/null \| sed -e '/^[^]/d' -e 's/ $.*$/ (\1)/'
	}

henricavalcante / hello.js

Created April 7, 2015 04:52

JSX

	// Código com JSX

	var HelloMessage = React.createClass({
	render: function() {
	return <div>Hello {this.props.name}</div>;
	}
	});

	React.render(<HelloMessage name="John" />, mountNode);

henricavalcante / 01angular.html

Last active August 29, 2015 14:18

Testes de Performance entre React e Angular

	<!DOCTYPE html>
	<html>
	<head>
	<script type="text/javascript" src="node_modules/angular/angular.min.js"></script>
	<style type="text/css">
	li {
	display: none;
	}
	li:first-child {
	display:block;

henricavalcante / 02react.html

Created April 7, 2015 18:10

02react.html

	<!DOCTYPE html>
	<html>
	<head>
	<!-- The core React library -->
	<script src="http://fb.me/react-0.13.1.js"></script>
	<!-- In-browser JSX transformer, remove when pre-compiling JSX. -->
	<script src="http://fb.me/JSXTransformer-0.13.1.js"></script>
	</head>
	<body>

henricavalcante / adap.html

Created April 10, 2015 12:36

access content inside iframe

	<html>
	<head>
	<title></title>
	</head>
	<body>
	<iframe id="teste" src="http://wilivro.adaptativa.com.br/educational_platform/dashboard"></iframe>
	<script type="text/javascript">
	setTimeout(function() {
	console.log(document.getElementById('teste').contentWindow.$('.module-bg.quiz').next('.module-button').attr('href'));
	}, 1000);//como falei. não funciona.

henricavalcante / gist:f3b3f628999c3d6ae1dc

Last active August 29, 2015 14:18

MONGODB - Criação de Indices

	> db.tests.createIndex({a:1, b:1}); //A criação de indice pode ser simples ou composta
	{
	"createdCollectionAutomatically" : false,
	"numIndexesBefore" : 1,
	"numIndexesAfter" : 2,
	"ok" : 1
	}
	> db.tests.createIndex({a:-1}); //Ao passar o parametro negativo o índice é para ordem decrescente
	{
	"createdCollectionAutomatically" : false,

henricavalcante / gist:b3f6a65aa3c3bca244db

Created April 10, 2015 17:37

MONGODB - explain()

	> db.tests.explain().find({a:1});
	{
	"queryPlanner" : { // Informações do Explain
	"plannerVersion" : 1,
	"namespace" : "tests.tests",
	"indexFilterSet" : false,
	"parsedQuery" : {
	"a" : {
	"$eq" : 1
	}

henricavalcante / gist:b4e3da0555cb1c791256

Last active August 29, 2015 14:18

MONGODB - Ativando o profile

$ mongod --profile 1 --slowms 2

henricavalcante / gist:312c02e2ed555f313685

Created April 10, 2015 20:39

MONGODB - Profiling - Consultas com mais de 500ms

db.system.profile.find({millis:{$gt:500}}).sort({ts:-1})

henricavalcante / gist:0f650686016788836801

Created April 11, 2015 00:22

MONGODB - Mongotop