JavaScript from Null and Beans

14 Dec 2009 | By Alex Young | Tags tutorials tools

JavaScript from Null is a tutorial screencast series created by Jeffrey Way. Chapter 2 has just been published, which includes the following topics:

  • Difference between = and ===, and != and !==
  • How a string can have methods available to it, like toUpperCase() and length
  • JavaScript native functions: parseFloat, and encodeURIComponent
  • Basic Math operations

It’s basic stuff but will be useful for beginners and well presented.

Beans

Jonah Fox sent us a link to this blog post about Beans — a web app that can host and concatenate JavaScript libraries. It’s similar to Sprockets but works as a service rather than scripted tool. This might be more suitable to your organization or way of working.

It’s actually a Sinatra app, which means to install it you just need to check out the beans GitHub repo.


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