21 Feb '12, 8pm

Prepare Your App for Rails 4 and Ruby 1.9

Well, it had to happen some day. Pour one out for our dearly beloved Ruby 1.8.7. And if you’re still using 1.8.7 for your Rails app, pour yourself a cup of coffee—Rails 4.0 will run strictly on Ruby 1.9. The Rails master branch was moved to 4.0 two months ago, almost 6 years to the date of the announcement of Rails 1.0, and the primary cited reason for doing so is to get everyone using Rails on Ruby 1.9. It’s difficult to remember a time before Ruby 1.8; indeed, Rails grew up with it. Alas, it will be nice to get the Rails community over onto the same, faster release. As you know, 1.9 is packed with lots to love. The performance improvements alone make it a worthwhile upgrade—its slick YARV interpreter helped Ruby shake off its slow poke stigma. Combined with native threading and fibers, use 1.9 correctly and you’ll be able to implement noticeable speed-ups across your app...

Full article: http://www.engineyard.com/blog/2012/prepare-your-app-for-...

Tweets

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