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...have installed R from the internet and I want to use it to analyse my data set. It seems that R is not able to make the connection when I use the read.table () function since it probably doesn't know where is the required file. Where am I suppose to save my file ? Thanks Marc-Antoine Vaillant Actuarial Analyst Les Services Actuariels SAI inc. [[alternative HTML version deleted]]

...m X. Program X will become a simple file that I can reopened any time I want and each time I open it, I will have in front of me all the previous saved command, (including error, I don't care), in order that I don't have to recall anything when the program X is opened. Thanks Marc-Antoine Vaillant Actuarial Analyst Les Services actuariels SAI inc. [[alternative HTML version deleted]]

...ms when findElements returns null? 4) why unimplement tree? 5) what is overlap? 6) what is dropon? 7) Why the underscore in Sortable._marker 8) what are onEmptyHover and dropOnEmpty about? What is ''empty''? 9) what is the ghosting option about? Thanks! Peter [1] http://trac.vaillant.ca/store.rb [2] JavaScript The Definitive Guide, David Flanagan

I have a project I''m trying to decide if I want to use rails for. I''m new to rails, so I''m not sure how easy it would be to implement something like this using ActiveRecord. Here''s the situation: Category > subcategory > subcategory > product Category > subcategory > product Some categories will have many subcategories, others few. I want

I hope I''m not completely off-base here but is there a shop plugin for ruby/rails that means I don''t have to write the code for a shop from scratch? Can''t seem to find one... Thanks! Bex -- Posted via http://www.ruby-forum.com/.

...compatible with dependant/independant variables dichotomy) has been extended. As usual, any kind of feedback is the most welcome Bruno ------------------------------------------------------------------------ Bruno Falissard Dpartement de sant publique Hpital Paul Brousse 14 Avenue Paul Vaillant Couturier 94804 Villejuif cedex, France tel : (+33) 6 81 82 70 76 fax : (+33) 1 45 59 34 18 web site : <http://perso.wanadoo.fr/bruno.falissard/> http://perso.wanadoo.fr/bruno.falissard/ ------------------------------------------------------------------------ [[alternative HTML ve...

...alled R from the internet and I want to use it to analyse my data set. It seems that R is not able to make the > connection when I use the read.table () function since it probably doesn't know where is the required file. Where am I suppose to save my file ? > Thanks > > Marc-Antoine Vaillant > Actuarial Analyst > Les Services Actuariels SAI inc. Your file must be in the "work directory", to know where it is use the command getwd().

...compatible with dependant/independant variables dichotomy) has been extended. As usual, any kind of feedback is the most welcome Bruno ------------------------------------------------------------------------ Bruno Falissard Dpartement de sant publique Hpital Paul Brousse 14 Avenue Paul Vaillant Couturier 94804 Villejuif cedex, France tel : (+33) 6 81 82 70 76 fax : (+33) 1 45 59 34 18 web site : <http://perso.wanadoo.fr/bruno.falissard/> http://perso.wanadoo.fr/bruno.falissard/ ------------------------------------------------------------------------ [[alternative HTML ve...

Hello, I have climatic data of various years with many missing values. I would like to know what tools in R are most suited to estimate this missing values. (New in R and quite new on statistics). Thanks, G

I''m pinging the list to see if anyone is working on an open-source e-commerce engine based on Rails yet - something like OSCommerice I guess. Anyone? Is there interest out there for such a thing? I have such a product which has been extracted from real world code. It currently runs 3 production rails sites in various shapes and forms, implemented as a rails engine. Basic feature list: -

...ll : me = Customer.find(10) me.name = ''me company'' me.email = ''me-RPlE4GnVVoJHoQZOM9yvow@public.gmane.org'' me.msn = ''me1234'' # custom columns me.birthdate = ''2005-10-01'' #custom columns I have seen a idea from : http://trac.vaillant.ca/store.rb/wiki/DbModelVirtualFields Anybody else a good idea ? Daniel -- Posted via http://www.ruby-forum.com/.