In your command-line run the following commands:
- brew doctor
- brew update
| setup_placeholders = (function() { | |
| $.support.placeholder = false; | |
| test = document.createElement('input'); | |
| if('placeholder' in test) { | |
| $.support.placeholder = true; | |
| return function() {} | |
| } else { | |
| return function(){ | 
| var q = require('q'); | |
| var Schema = require('jugglingdb').Schema; | |
| var schema = new Schema('postgres', { | |
| database: 'woonketwong', | |
| username: 'woonketwong' | |
| }); | |
| // The first argument to schema.define is the table | |
| // and schema name. Do not use any capital letter | |
| // in the table name because the database create table | 
| var HashTable = function() { | |
| this._storage = []; | |
| this._count = 0; | |
| this._limit = 8; | |
| } | |
| HashTable.prototype.insert = function(key, value) { | |
| //create an index for our storage location by passing it through our hashing function | |
| var index = this.hashFunc(key, this._limit); | 
| function mapValues(obj, fn) { | |
| return Object.keys(obj).reduce((result, key) => { | |
| result[key] = fn(obj[key], key); | |
| return result; | |
| }, {}); | |
| } | |
| function pick(obj, fn) { | |
| return Object.keys(obj).reduce((result, key) => { | |
| if (fn(obj[key])) { | 
In your command-line run the following commands:
brew doctorbrew update