Glauber Ramos glauberramos

10 weird tricks that React developers near you are using to create reusable components

reusable components
- props over state
  - prop === state => problem!
- stateless components
- easy to unit test
PropTypes are serious

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

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	/*
	* @return Acesse radaropcoes.com Retorna a cotação atual de um título específico do Tesouro Direto.
	* API: https://radaropcoes.com/
	* Fonte: https://www.tesourodireto.com.br/titulos/precos-e-taxas.htm
	**/
	function TESOURODIRETO(bondName, argumento="r") {
	let srcURL = "https://api.radaropcoes.com/bonds.json";
	let jsondata = UrlFetchApp.fetch(srcURL);
	let parsedData = JSON.parse(jsondata.getContentText()).response;

	/*
	* @return Retorna a cotação atual de um título específico do Tesouro Direto Junto com a taxa anual de retorno
	* @customfunction
	**/
	function TESOURODIRETO(bondName) {
	let srcURL = "https://www.tesourodireto.com.br/json/br/com/b3/tesourodireto/service/api/treasurybondsinfo.json";
	let jsonData = UrlFetchApp.fetch(srcURL);
	let parsedData = JSON.parse(jsonData.getContentText()).response;

	for(let bond of parsedData.TrsrBdTradgList) {

	/*
	* modified from http://www.voidware.com/moon_phase.htm
	*/

	function getMoonPhase(year, month, day)
	{
	var c = e = jd = b = 0;

	if (month < 3) {
	year--;

	(function(){
	var log = console.log;

	console.log = function(str) {
	var css = 'background: linear-gradient(to right, red, yellow, lime, aqua, blue, fuchsia, red); color: white; font-weight: bold;';
	var args = Array.prototype.slice.call(arguments);
	args[0] = '%c' + args[0];
	args.splice(1,0,css);
	return log.apply(console, args);
	}

	/**
	* A generic confirmation for risky actions.
	* Usage: Add attributes: ng-really-message="Are you sure"? ng-really-click="takeAction()" function
	*/
	angular.module('app').directive('ngReallyClick', [function() {
	return {
	restrict: 'A',
	link: function(scope, element, attrs) {
	element.bind('click', function() {
	var message = attrs.ngReallyMessage;