A “Free” online course on Sinatra – 12th batch

by on December 28, 2013

A “Free” online course on Sinatra – 12th batch

RubyLearning announces the twelfth batch of its “Free” online “Sinatra” course starting from Saturday 1st Feb. 2014.

Sinatra – quickly create tiny web apps and services

Is the course really free?

A lot of effort and time goes into building such a course and we would really love that you pay at least US$ 15 for the course. Since this is a “Pay if you Like” course, you are under no obligation to pay and hence the course would be free for you.

For those who contribute US$ 15, we shall email them a copy of the book (.pdf) “Introduction to Sinatra” – the course is based on this book.

How do I register and pay the course fees?

  • First, create an account on the site and then pay the fees of US$ 15 by clicking on the PayPal button Paypal
  • After payment of the fees please send us your name to satish [at] rubylearning [dot] org so that we can send you the eBook, which normally takes place within 48 hours.
  • If you want to take the course for free, please just create an account and send us your name (as mentioned above).

Who’s It For?

Anyone who knows the Ruby programming language can take the “Sinatra” course, and is a starting point for people new to Sinatra and a guide to help learn it as quickly and easily as possible.

Dates

The course starts on Saturday 1st Feb. 2014 and runs for a week.

What’s Sinatra?

Sinatra is a micro-framework for quickly creating tiny web-applications and small services in Ruby. It is not a Model-View-Controller (MVC) based framework.

Please read – Sinatra, a Ruby web framework, and Why it Matters.

Heroku Logo

Thanks to Heroku for providing the facility to create free hosting accounts for all the participants, to host their apps created during the course. Heroku – it’s fast, it’s easy, and it just works!

What Will I Learn?

In this introductory course, you will learn the essential features of Sinatra that you will end up using every day. The course topics are:

  • What is Sinatra?
  • Sinatra Installation and its dependencies
  • Routes
  • set
  • before block
  • pass
  • status
  • Building a trivial Sinatra application
  • Deployment of a Sinatra app to Heroku
  • Views – ERB and HAML
  • Handler
  • Form parameters
  • Layouts
  • Error Handling – 404 and 500
  • Helpers
  • Exercises
    • Hosting a static webpage on Heroku
    • Text String Reversal Service
    • Stock Exchange Quote Service
    • Using Sinatra to access the Google+ API
    • Running a Sinatra app using JRuby
    • A Sorter Web Service in Sinatra
    • Finding Photos on Flickr
    • A Sinatra app to access GEO Info via GeoCoder
    • Sinatra Street View
    • Simple CRUD app with ActiveRecord, SQLite3 and YAML
  • Using Rack Middleware

You can read through the RubyLearning FAQ.

Some Fun Apps

Sinatra Icon

Here are some of the fun apps created by the previous batch participants and deployed to Heroku:

Yes, you too can build all such applications and many more.

Famous Rubyists using Sinatra talked to RubyLearning and gave us their views on:

Also, thanks to Adam Keys, Aaron Quint, and Ryan Tomayko for sharing their expertise on Sinatra with the course participants.

So hurry, registrations have started.

By the end of the course, you can quickly create your own tiny web-applications in Ruby and write lots of small services.

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Posted by Satish Talim

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