Hi Ken, Here are some links that should answer your questions:
http://guides.rubyonrails.org/2_2_release_notes.html#configgems http://ryandaigle.com/articles/2008/4/1/what-s-new-in-edge-rails-gem-dependencies Let me know if you come across any better references. justin On Jan 27, 10:39 am, Ken Hudson <[email protected]> wrote: > Hi Everyone, > > For most of my time working with Rails I have installed gems using a > command like this from the command line: > > sudo gem install blahblah > > and this has worked great. > > Now I am seeing more and more install instructions for gems that call > for adding a line like > > config.gem 'blahblah' > > to your config/environment.rb file and then entering the following: > > rake gems:install > > Why the difference? What are the advantages to the second approach? > If you have have multiple lines in config/environment.rb file like: > > config.gem 'abcdef' > config.gem 'xyzzzz' > > and then run "rake gems:install" will existing gems be reinstalled or > updated? If yes, how do you prevent this from happening? > > I suppose these questions might fall into the "dumb" category but I > don't know the answers and I'd like to learn more about how this works. > > Thanks, Ken -- SD Ruby mailing list [email protected] http://groups.google.com/group/sdruby
