Variable Hoisting and expressions

28 September 2015

When javascript runs it first parses the entire file for variable and function declarations. This is a process called hoisting. Say you have learned about this and think you understand how it works. You write the following script and it fails

What is a javascript closure

20 September 2015

This is a guest post By Cory Parrish. A developer currently working at ADP. It’s an explanation of what closures are from a javascript perspective

Substring Search in Javascript

18 August 2015

In this post I’ll detail some notes I accumulated while designing a browser-based plagiarism detector.

Deploying a React App to Cordova

14 July 2015

I’ve been building out a webapp using react. It’s completely responsive and developed in device mode.

React on Rails

10 June 2015

I gave a talk in April on how I built an app using React.js with a Ruby on Rails JSON backend. The slides are below. If I were to build the thing over again I’d probably forego rake altogether for npm.

How to add ESLint to a React Project

19 May 2015

This is how I add eslint to a javascript project. It also lints .jsx files.

Cool Mongoose Videos

24 April 2015

Some Mongoose Videos

Cool Mongo Videos

08 April 2015

Some Mongo Videos

SHPE San Francisco Pagina Web Cambio de Imagen

20 February 2015

Estoy feliz de anunciar que el R3DM ha completado su primer proyecto. Esta disponible en

Setting up Postgres for a Rails site

19 February 2015

Here’s a quick solution adding a specific user (aka role) in Postgres.