Unfortunately, I couldn't find the link I wanted. This one is OK, but not as compelling as what I was looking for: http://www.youtube.com/headiusmaximus#p/u/3/YrbyPZgTi0g
On Wed, Jun 15, 2011 at 10:23 PM, phil swenson <phil.swen...@gmail.com> wrote: > You should check out what JRuby has done in this area.... I think > you'd reconsider. I don't have time to dig up the links right now, > maybe tomorrow. > > I find using the REPL in ruby and esp rails to be hugely useful. The > rails REPL launches with the same context as your application, so you > have instant access to database models, configuration, etc without the > hassle of any setup. Obviously, IDEs are better for certain things > such as debugging. But from Rails REPL I can achieve tasks much more > quickly than I could via an IDE setup. I want both - IDE and a REPL, > and an embedded REPL in my IDE. > > Example: > > pull in a User model from my database with ID 2: > > ruby-1.9.2-p136 :002 > User.find(2) > => [#<User id: 2, email: "du...@dummy.com", created_at: "2011-03-18 > 03:23:44", updated_at: "2011-06-15 01:52:51", device_token: nil, > badge_count: 0, notification_count: 2, perishable_token: > "Q59LiNwGDuhAbizdqibv">] > > > 2011/6/15 Cédric Beust ♔ <ced...@beust.com>: >> On Wed, Jun 15, 2011 at 8:24 PM, phil swenson <phil.swen...@gmail.com> >> wrote: >>> >>> It should have a REPL. (how in 2011 can Java still not come with a REPL?) >> >> FYI, every Java IDE offers a REPL. They are call Display views in Eclipse, >> or there's another kind called scratch pages (I think). >> Having said that, I think the importance of a REPL is way overstated: it's >> pretty easy to throw a few lines of Java code together and run them with >> full debugger support (which the REPL doesn't offer) in a matter of seconds. >> This is much, much more powerful than a REPL will ever able to offer you. >> Another reason why I think REPL's are not that useful is that most of the >> problems that I need to investigate require a full runtime environment to >> make sense. In other words, I usually need a breakpoint at a specific place >> and to run my application in order to set up the environment in a way that >> inspecting the code will make any sense. Again, a REPL is very limited for >> this and only useful for very trivial situations. >> -- >> Cédric >> >> -- >> You received this message because you are subscribed to the Google Groups >> "The Java Posse" group. >> To post to this group, send email to javaposse@googlegroups.com. >> To unsubscribe from this group, send email to >> javaposse+unsubscr...@googlegroups.com. >> For more options, visit this group at >> http://groups.google.com/group/javaposse?hl=en. >> > -- You received this message because you are subscribed to the Google Groups "The Java Posse" group. To post to this group, send email to javaposse@googlegroups.com. To unsubscribe from this group, send email to javaposse+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/javaposse?hl=en.
