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...users to R running on Linux. Users must have ability to run their R scripts but avoid corrupting the operating system. How one can restrict/limit access of remote users to certain R functions? For example, dealing with IO (file system), graphical tools, etc. Thank you. -- Kind regards, Antonio Rodriges

Dear All, I have created 252 loop devices in my system and i mounted few iso filses into loop devices .when i rebooting the system error showing "faild to umount " how can forcefully umount the loop device -- Thanks and Regards, -------------------------------------- Dixson Rodriges, Sr.Support Engineer, MoB:+91-9388534765,09249500533 Email: dixan23 at gmail.com,amdixan at gmail.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110217/c4a15c4b/attachment.html>

...ic server where each user has its own restricted R session? In particular, how to prohibit some set of functions, for example, from "base" package? How to limit session operating memory and CPU time? What additional security considerations must be taken care of? -- Kind regards, Antonio Rodriges

Hello everyone, my app is Twitter based, and all I have to do is get the tweets of a given user and retweet it in other twitter profile.. so when user1 tweets, user2 must automatically retweet. I think I must write some background job to make this work but I don''t know how? Any ideas? Any gem intended for things like this? Thanks! -- You received this message because you are subscribed

Hello everyone, I am developing my application and I created a scaffold called listas, but when I acess /listas/new I get this error message: NoMethodError in Listas#new Showing /home/rodrigo3n/code/listeiroo/app/views/listas/_form.html.erb where line #15 raised: undefined method `deep_symbolize_keys'' for nil:NilClass Extracted source (around line #15): 12: <% end %> 13: 14: <div class="field"> 15: <%= f.label :nome %><br /> 16:...

Hi All; anyone have any info on setting up a L2TP over IPSEC client vpn connection? Thanks in advance

Dear R users, I am working with netcdf data of NCEP/NCAR Climate Reanalysis. R does have capability to draw isolines using "contour". However, I need not to draw but to export contours in any vector format. Is it possible? Thank you.

...There are several grids corresponding to time steps, say for a month with 6 hour interval. Sure, one can create a loop and derive a trend value for each data point. Is there a better practice for this task to express it in a line or two or a dedicated package? Thank you -- Kind regards, Antonio Rodriges

Hello everyone, what''s the real difference between root_url and root_path in Rails, for example. Apparently both lead to the same route in the application. Thanks! -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To

Hello everyone, in a test helper in my app I call category.id that gets the id of category in the database. However, when running RSpec I get the following error: As a parla customer /Users/saulolopes/code/parla/spec/acceptance/support/paths.rb:13: warning: Object#id will be deprecated; use Object#object_id /Users/saulolopes/code/parla/spec/acceptance/support/paths.rb:13: warning: Object#id

Dear all, We are trying the code from the paper (http://www.jstatsoft.org/v40/i01/) to build stars for each point on the map (plyr package). It uses ggplot2 package and works fine for ozone data but we can't get it work for our data (probably due to misunderstanding of some issues). Our data is SO2 time series for each point on the map with 0.25 degrees step. It has both NA, negative and