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...017/10/updated-history-of-r.html An overview of the R manuals, now also available in Bookdown format: http://blog.revolutionanalytics.com/2017/10/r-manuals-bookdown.html An analysis comparing the speeds of bikes and taxis for trips across New York City: http://blog.revolutionanalytics.com/2017/10/bokes-taxis-nyc.html Vision-based AI techniques used to estimate the population of snow leopards: http://blog.revolutionanalytics.com/2017/10/snow-leopards.html ROpenSci interviews me (David Smith) about working in the R community: http://blog.revolutionanalytics.com/2017/10/my-interview-with-ropensci....

Hiyas I''m having a little problem with a observe_field in a partial "bokings/room_list": <%= select_tag "room_#{room.id}_grownups", options_for_select([0, 1, 2], room.grownups.length) %> <%= observe_field "room_#{room.id}_grownups", :url => set_number_of_grownups_booking_room_url(:id => room.id), :with =>

Ok, this is a hard one and I just thought I''d see if people on the list had any suggestions on how they would approach this, I''ve not started to implement the rails to handle this yet as I''m still at the paper planning phase. I''m building an app that has to handle availability for travel packages. The complexity comes in that a person can choose a start