Teach Me To Code Screencasts

Introduction to MongoDB – Part II

This is the second part of the series on MongoDB. In this screencast, we create a small Sinatra app called YASI that accesses the data using MongoDB. Get the code at http://blog.rubyhead.com/files/yasi.zip Download 52.5 MB Download (iphone & ipod) 22.3 MB

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Introduction to MongoDB – Part I

In this screencast, you will see the basic CRUD operation using MongoDB shell. This is the first installment of a series on MongoDB. Download 36 MB Download (iphone & ipod) 17 MB

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Creating a Twitter Clone in Rails – Part 6

In this concluding episode, we go over how to add search functionality to our Flitter application, and add a ‘follow / unfollow’ button which uses AJAX. This is the last of the 6-part series on how to create a Twitter Clone using Ruby on Rails. Download 346 MB Download (iphone & ipod) 110 MB

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Monitor Twitter with Ruby and Growl

As I run the final stretch to see if I can get a RubyConf ticket, I decided to create a little tool to help me out. If you visit http://search.twitter.com, you will see that they have a search page that auto updates when new tweets have been posted with certain keywords. I can’t watch the…

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Creating a Twitter Clone in Rails – Part 5

The saga continues. Here we learn how to add the friends list to your application and we use AJAX to add/remove friends. Download 251.4 Download (iphone & ipod) 111.4

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Creating a Twitter Clone in Rails – Part 4

We’re almost done! The remaining screencasts are already recorded, but not edited yet. To speed things up, I split it up into 3 or 4 screencasts. This one shows how to make the site look and feel like Twitter and also populates the right side column content. A bit of CSS, lots of Rails, and…

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Styleize your Rails App with Themes

Don’t want to take the time to create a layout for your new Ruby on Rails application? Don’t worry. Use the Themes plugin! In this screencast, I show you how to easily add a layout with built-in menus to your existing Rails application using only 1 line of code. Download 142.9 MB Download (iphone &…

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Easy Rails Runner Application

Have you ever wanted to run a script or command from the command line and insert data into your rails application?, watch this this screencast and you will see the basics of how to interact with your rails application, starting from the irb ruby shell to the usage of the rails console and entering data…

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Creating a Twitter Clone in Rails – Part 3

In this screencast, we continue our challenge of creating a Twitter clone called ‘Flitter’ using Ruby on Rails. We learn how to use jQuery to create a countdown for the text area box. We also set up adding and removing friends via the interface. Oh… you hear my baby cry and my sister-in-law call. Fun…

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Creating a Twitter Clone in Rails – Part 2

Now that we have a backbone to our ‘Flitter’ application, we learn how to create the front end and tie it all together. In this screencast, I cover a lot of CSS and getting your site to look good. I apologize for it lasting 1 hour, but I decided it’s better than chopping it up….

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Rails Shell Application in 10 easy steps

In this screencast you will see how to make a rails application capable of parse and execute shell commands using the ruby function %x The screencast start with basic shell commands, creation of a ruby script demonstrating the concept and finally follow the recipe of 10 easy steps to build your rails shell application. Download…

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Storing Encrypted Data Securely using Active Record

Learn how to save data such as bank information, social security number, or other sensitive information in your Rails application securely by encrypting the data. By using spikex’s gem Strongbox, you can use private and public keys to secure your data in your database to where you must have the password to decrypt them. Download…

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