edit2: Taking the hint that de Bruijn indices might be easier to work with, I\'ve reformulated much of the internal representation of formulae to use a mixed de Bruijn representation ala Connor McBrid
As I am using Mathematica a lot I got the idea to write a small and free CAS which just exposes a very small subset of necessary functions and packages to be used and I want to present the results in
Instead of something like lm(bp~height+age, data=mydata) I would like 开发者_运维技巧to specify the columns by number, not name.
Update: File Upon request, I am including the link to the file: here. File no longer available I have transformed my original data into a game-like context, in which the sheet keeps track of points
I am trying to edit several excel files (.xls) without changing the rest of the sheet. The only thing close so far that I\'ve found is the xlrd, xlwt, and xlutils modules. The problem with these is it
I have a sql function that returns table and I need to map it to a collection i\'m trying with formula but as far as i can tell formula is good only to single returned value (right?!?)
I am making an iPhone dice application and I wanted to create a button so that if I click it, it will generate a random number between 1 and 6 on the UITextField.
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I have two entities (tables): Department and Person. Both tables have a field CODE which is not unique.
I\'m fairly new to the whole android scene, and I decided to start off with something simple, a Celsius to Fahrenheit converter. Here\'s the block of code I\'m using to do the actual math (x-32)*5/9 w
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