This guide is all encompassing but primarily focuses on the benefits of MacPorts, second the development stack for SQL Server and lastly on anything else a rails developer might need on OS X. If you are on a Mac, possibly running Snow Leopard and x86_64 is near and dear to your heart, this article is for you. If you do not "have" to use SQL Server, you can safely skip those sections and get to the Ruby1.9/Apache2/SQLite3/MySQL stuff.

Ruby 1.9.1, the stable release, is just around the corner and if your like me, maybe you want to start playing around with it and perhaps test a few projects using 1.9 with edge rails 2.3. If so, and your on a Mac, then perhaps this installation method might appeal to you. I'll break this article up in two parts, the first will be on installing multiple versions of ruby and how to switch between them while the other will be some things I noticed when testing ruby 1.9 with edge rails on my favorite pet project HomeMarks.

Tim Toady tells us that (There Is More Than One Way To Do It) and I am sure this is not the first and not likely the last blog post you will ever see that tells you the best way to install RAILS on OS X. Some people would just rather than go the simple path but I implore you, do it this way. Gaining the experience of compiling your own software will help you down the road when it comes time for doing more advanced things, especially deploying your RAILS app. When you are done, you will have a rock solid deployment environment for RAILS that will include: