Ruby On Rails Interview Questions and Answers

Ans.

Paperclip is the best solution to manage file uploads to a server.

It can also help you with multiple file uploads and associate it with ActiveRecord.

There are also good examples online that show how you can make rotating sliders with the paperclip images.

Another nice solution is using carrier_wave gem.

The nice thing about carrier_wave is that it has good documentation on how to integrate with S3, Google & Rackspace for file storage.

You can achieve the same file storage capability with Paperclip as well though.

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Ans. You can use dynamic_sitemaps gem to generate sitemaps.

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Ans.

The simplest way to do this is to use the gem FriendlyID.

It gives you the ability to specify a friendly URL for pages so that instead of the standard page URLs like:

You can build pages such as:

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Ans.

You can use the Headliner plugin for adding page titles.

You can use the MetaMagic plugin to add meta tags.

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Ans.

Gretel is a great plugin to introduce breadcrumbs in your Rails application.

Another very simple implementation is breadcrumb_on_rails.

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