Rails 3.0 rc2 Notes

With the recent release of Rails 3.0 Release Candidate 2, DHH posted on the official Rails blog to check out the sweet GitHub compare view between the two RCs for detailed information. This list is by no means complete but I made some notes from the commit view, with links where possible, about the bigger changes:

  • Add a header that tells Internet Explorer (all versions) to use the best available standards support. [Yehuda Katz]
  • Rename _snowman to _e. Update: This was later updated to utf8 as Kieran and Santiago point out in the comments.
  • Mysql2 is now the default mysql adapter.
  • render :file is deprecated in favor of render :template except for absolute paths.
  • Apps upgrading from version 2.3 get defaulted to utf-8.
  • Update documentation on autosave.
  • Several performance improvements mostly by tenderlove.
  • Tons of deprecations.
  • Require rdoc version 2.5.10
  • Require rack-mount 0.6.12

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4 Responses to “Rails 3.0 rc2 Notes”

  1. Kieran P 24. Aug, 2010 at 6:08 am #

    “Rename _snowman to _e.”

    This is actually now: “Rename _snowman to _utf8″

    • Jason 24. Aug, 2010 at 10:51 am #

      Thanks! I’ve updated the post.

  2. Santiago Pastorino 25. Aug, 2010 at 12:15 pm #

    _snowman was renamed to utf8 without _

    • Jason 27. Aug, 2010 at 7:11 pm #

      Thanks for the heads-up. I’ve updated the post crediting you.

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