Assert that an object has a specified key

Ｄｏｗｎｌｏａｄ ｅｂｏｏｋ ｐｄｆ ｍｏｂｉ ｅｐｕｂ Harvard Business Review Press Lo esencial en la gestion empresarial is available now

Create, detect, and validate Firebase.ServerValue

Wait for multiple DOM events

Get the size of a JSON object in bytes

Generate an explicit event interface from an EventEmitter

All of the infinite brilliance of Raynos' Mercury framework, without "mercury".

Normalize an object based on one or more prefixes

Insert a set of fonts using base64 encoding and CSS font-face tags

Parse and format Firebase URLs

npm script wrapper that passes through signals

Compose a Node errback using an error and success handler

Natively copy selected text in the browser to the clipboard

hapi http -> https redirection

Toggle a boolean observable value

Return a value when a condition passes, otherwise return undefined

Create an object with incremented numeric values from an array of keys

An observable interface to the page visibility api

Check if code requires/imports any module or a specific id

Wrap an async function to time out after a specified interval