search for: last_on

Displaying 2 results from an estimated 2 matches for "last_on".

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2011 May 25
3
Accessing elements of a list
...rt where I index the list to make a new vector containing only the last item of each list mylist = list(c(1,2,3),c("cat","dog"),c("x","y","z","zz")) # Create list last <- sapply(mylist,length) # Make vector with list lengths last_only <- mylist[[1:length(mylist)]][last] # Crash and burn trying to make new vector with last items! How do I do this last step? Dr. Seth W. Bigelow Biologist, USDA-FS Pacific Southwest Research Station 1731 Research Park Drive, Davis California sbigelow@fs.fed.us / ph. 530 759 1718 [[alt...
2006 Jun 26
3
syntax for observe_field( :with =>
Greetings! What is up with the syntax of this thing? I mean, if the only thing I can send back using :with is the field being observed, then why in the world is the syntax so convoluted? For example, what I''ve been able to get working is: <%= text_field_tag(''date'', illness_date, :size => 30) %></p> <%= observe_field(''date'', :url