search for: boox

Hi, I m new to ROR. I am trying to run simple application on ROR using mysql database. I am using Index page on which there are 4 fields on my form (id, number_1,number_2,result)all are displayed in text booxes (here result is number_1-number_2). I have only one table in database with 3 fields for these 3 fields on forms((id, number_1,number_2). One of the field in ID in my database (Primary key). Now I want to update values in fields (number_1, number_2,result) when i will click on Update button on...

Good evening, I am Marta Colombo, student at Milan's Politecnico. Thank you very much for your kindness, this mailing list is really useful. I am using the function kde2d for two-dimensional kernel density estimation and I'd like to know something more about this kind of density estimator. In particular I'd like to know: what bandwidth is used ? Thank you in advance for your attention