There’s one final trick to notice, and that’s the line: if __FILE__ == $0 __FILE__ is the magic variable that contains the name of the current file. $0 is the name of the file used to start the program. This check says “If this is the main file being used…” This allows a file to be used as a library, and not to execute code in that context, but if the file is being used as an executable, then execute that code.
what does this mean?
The real power of blocks is when dealing with things that are more complicated than lists. Beyond handling simple housekeeping details within the method, you can also handle setup, teardown, and errors—all hidden away from the cares of the user.
Even if you don’t want to use the entire apparatus set up by scaffolding, most Rails developers still use generators to make things like models and controllers.
vim
What? No-one has suggested vim yet?
It’s got great Ruby on Rails support - the rails + project + taglist plugins give you much all the standard IDE behaviour that you need.
It’s fast, light on the memory, and pretty much completely consistent across all platforms…
(Note for anyone else wanting to edit this comment - ‘rails’ is the name of a vim plugin. Please dont change this to ‘Ruby on Rails’ as it is not referring to ‘Ruby on Rails’)
Up the Hudson River Line
A ride along the Hudson River with my new bike, discoveries of Manhattan’s quiet treasures- the Little Red Lighthouse, Grant’s Tomb, Riverside Park and the 91st Street Garden (hello You’ve Got Mail) made for a beautiful Saturday ride and unforgettable memory of this day I shared with my Father…
