Building A Financial Stock Scanner With Ruby On Rails and R. Part 20. On the Home[Page] Run.

This is a 20th Jubilee post. And we are on the home run. There is one last major feature that is left to be implemented – a home page that will display few of the Australian stockmarket financial indices, namely – All Ordinaries (AORD), Small Ordinaries (AXSO) and the Industry sector indices listed here. This will provide ‘at a glance’ view of the ASX/Sectors performance. For the charts I will use the same GMMAs as for the companies.

Continue reading “Building A Financial Stock Scanner With Ruby On Rails and R. Part 20. On the Home[Page] Run.”

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Building A Financial Stock Scanner With Ruby On Rails and R. Part 20. On the Home[Page] Run.

BUILDING FINANCIAL STOCK SCANNER WITH RUBY ON RAILS AND R. PART 19. GOOGLE DRIVING.

In the previous post we have learned how to generate a PDF view of the List model. Our next task is to integrate our app with the cloud, so that we can store and view our reports externally.

Continue reading “BUILDING FINANCIAL STOCK SCANNER WITH RUBY ON RAILS AND R. PART 19. GOOGLE DRIVING.”

BUILDING FINANCIAL STOCK SCANNER WITH RUBY ON RAILS AND R. PART 19. GOOGLE DRIVING.

Building Financial Stock Scanner with Ruby on Rails and R. Part 18. Prawns but not the seafood type ones.

Remember that in the Part 1 we established that one of the requirements of our application is to be able access reports on the home network as well as on the Internet.

We have mostly covered the first half. Now let’s talk how can we access reports through the Internet.

For that we need to add prawns to our cocktail of Ruby/Rails/R/Quantmod and Javascript ingredients.

Continue reading “Building Financial Stock Scanner with Ruby on Rails and R. Part 18. Prawns but not the seafood type ones.”

Building Financial Stock Scanner with Ruby on Rails and R. Part 18. Prawns but not the seafood type ones.

Building Financial Stock Scanner with Ruby on Rails and R. Part 16. “I see only forms that are lit up and forms that are not”. (Francisco de Goya)

Let’s update our web site with an ability to add/edit/delete lists of stock tickers.

Continue reading “Building Financial Stock Scanner with Ruby on Rails and R. Part 16. “I see only forms that are lit up and forms that are not”. (Francisco de Goya)”

Building Financial Stock Scanner with Ruby on Rails and R. Part 16. “I see only forms that are lit up and forms that are not”. (Francisco de Goya)

Building Financial Stock Scanner with Ruby on Rails and R. Part 15. Putting [a graphical inter]face to a name.

Past 14 posts all dealt with the command line. Am I bored you with all that CLI interactions? Let’s bring some colour and shapes and the actual diagrams into the life of our application. So let’s start writing a web user interface! Continue reading “Building Financial Stock Scanner with Ruby on Rails and R. Part 15. Putting [a graphical inter]face to a name.”

Building Financial Stock Scanner with Ruby on Rails and R. Part 15. Putting [a graphical inter]face to a name.

Building Financial Stock Scanner with Ruby on Rails and R. Part 14. The less is more.

For the past few posts we have been optimising charts generation execution. There are two more things to do before we continue with the next topic. Continue reading “Building Financial Stock Scanner with Ruby on Rails and R. Part 14. The less is more.”

Building Financial Stock Scanner with Ruby on Rails and R. Part 14. The less is more.