Appendix B. Rails Essentials

Chances are you learned about Rails from watching one of David’s screencasts or one of the many tutorials available on the web. You might even have worked your way through Agile Web Development with Rails, which has sold so many copies that it is racing to the top of the list of most successful programming books of all time.

This appendix is a potpourri of essential bits of knowledge and tools that you need to be an effective, professional Rails developer—crucial information that all those introductions and tutorials do not tell you.

Edge Rails

Edge is the term used by the community to refer to the latest revision of Rails kept in the repository, as maintained by DHH and the Rails core ...

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