similar to: Simple time series questions

Hello Everyone,   I am a newbie with about a month's worth of experience using R. I've just spent a little time learning how to work with date values. Mostly, this has involved converting text values into dates.   So far, I've managed to figure out how to do this in R proper using as.Date. However, I'm still struggling with doing this using SQL and RODBC.   In the process of

Hi, How can I validate date in model class Thanks. Sainaba. -- Posted via http://www.ruby-forum.com/.

In my view code, I have <%= datetime_select "in_out", "time_in" %> which returns in params :in_out: !map:HashWithIndifferentAccess time_in(1i): "2006" time_in(2i): "6" time_in(3i): "12" time_in(4i): "20" time_in(5i): "24" and I want to save that datetime to a column in the db... if

Hi, I am trying to implement a few queries now. What are good ways to do this? Right now, I have a list page that does sorting and can carry out a generic pagination request. @user_result_pages, @user_results = paginate(:user_results, :per_page => 20, :conditions => @condition, :order_by => @sort_order) I create @sort_order earlier in the list function. The problem I am having is

Hi @ all, I'm looking for a solution to plot a dataframe as a stacked bar chart like on this picture: http://4.bp.blogspot.com/_79SognVSu7A/S6OtzgksPSI/AAAAAAAABrw/-IuFNewdZFE/s400/Stacked%2BBar%2BChart.png My dataframe example2.csv <http://r.789695.n4.nabble.com/file/n4648854/example2.csv> My questions: Is there a standard function to convert the values to 100 percent relate to