Leonardo Alberto Souza leobetosouza
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <title>SNAKE GAME</title> | |
| <style> | |
| body { | |
| margin: 0; |
leobetosouza
/ transparentize.js
Last active
July 5, 2018 22:39
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| const transparentize = (r, g, b, alpha) => { | |
| const a = (1 - alpha) * 255; | |
| const calc = x => Math.round((x - a)/alpha); | |
| return `rgba(${calc(r)}, ${calc(g)}, ${calc(b)}, ${alpha})`; | |
| } |
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| window.cache = (function () { | |
| var _data = {}; | |
| var _db = openDatabase( | |
| 'cache.db', | |
| '1.0', | |
| 'app cache database', | |
| 5 * 1024 * 1024 | |
| ) |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Memo Puzzle</title> | |
| <style> | |
| body { | |
| text-align: center; | |
| } |
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| const sleepSort = async arr => { | |
| var res = []; | |
| await Promise.all(arr.map(n => new Promise(resolve => setTimeout(_ => resolve(res.push(n)), n)))); | |
| console.log(res); | |
| }; |
leobetosouza
/ gist.js
Last active
December 29, 2016 15:29
Reduce to ordened tuples of group and ordened values with lodash help
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| [ | |
| {ordernation: 2, category : 'A'}, {ordernation: 2, category : 'B'}, | |
| {ordernation: 1, category : 'A'}, {ordernation: 1, category : 'B'}, | |
| {ordernation: 3, category : 'C'} | |
| ] | |
| .reduce(function (acc, it) { | |
| let tuple = acc.find(tuple => tuple[0] === it.category); | |
| if (tuple) { | |
| let list = tuple[1]; | |
| list.splice(_.sortedIndexBy(list, it, 'ordernation'), 0, it) |
leobetosouza
/ gist:08359eab209a3fc790eca2219a37248b
Last active
December 26, 2016 18:40
Look and Say JavaScript
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| function lookNsay (n) { | |
| const o = { | |
| last : null, | |
| count : 0, | |
| _res : '', | |
| get res () { | |
| return this._res + this.count + this.last | |
| } | |
| } |
leobetosouza
/ escrevendo-celular-spec.js
Last active
September 23, 2016 16:27
Translate text to phone keys
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| var assert = require ('assert'), | |
| translatePhoneLetters = require('./escrevendo-celular').translatePhoneLetters; | |
| describe('translatePhoneLetters', function() { | |
| it('chamada vazia', function () { | |
| assert.equal(translatePhoneLetters(), '') | |
| }) | |
| it('vazio', function () { | |
| var str = '' |
leobetosouza
/ roman.js
Created
August 11, 2016 04:52
Convert any number between 1 and 3999 to roman using JS
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| var mapa =[ | |
| [1000, { capital : 'M', condition : gt, transform : repeat }], | |
| [900, { capital :'CM', condition : gt, transform : difference }], | |
| [500, { capital : 'D', condition : gt, transform : difference }], | |
| [400, { capital : 'CD', condition : gt, transform : difference }], | |
| [100, { capital : 'C', condition : gt, transform : repeat }], | |
| [90, { capital : 'XC', condition : gt, transform : difference }], | |
| [50, { capital : 'L', condition : gt, transform : difference }], | |
| [40, { capital : 'XL', condition : gt, transform : difference }], | |
| [10, { capital : 'X', condition : gt, transform : repeat }], |
leobetosouza
/ gist:cf1e720b983267c116d5
Created
January 8, 2016 03:24
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| Verifying that +leobetosouza is my blockchain ID. https://onename.com/leobetosouza |
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