search for: an_object

Displaying 4 results from an estimated 4 matches for "an_object".

2009 Jun 24
2
At my wits end ! Controlling passed in negative values from a form
...from a form, which is saved in a MySQL db as decimal(9,2) Now problem is I need to ensure people don''t enter a form value like -. 003. In my validations, I have a validates_numericality_of check being done. Furthermore, in validate method, I have a check using an if statement such as : ((an_object[n].nil? or an_object[n] < 0) and !an_object[n].blank?) While testing, Rails validation can catch -0.003. However, it just does not catch -.003 (without leading zero). In fact, in case of -. 003, the value gets saved as 0; if form value is -.008 let''s say, it gets saved as .01 in db (ge...
2005 Dec 17
2
Storing an object in the db
I''ve asked this before, but never got a working response. I''d like to store an object inside a binary field in my db. So I''d have a class like this class MyAwesomeClass def do_something_awesome ... end end then class MyRecord < ActiveRecord::Base end the table my_record would have a binary field, my_object, that would store an object of
2006 Mar 12
2
Find all the methods on a object in an irb session?
How can I find all the methods on an object from withing irb? Thanks, Joe
2005 Apr 21
0
Internal error on Max OS X?
Dear All, I hope my question has not already appeared in the forum. I'm new to the MacOS X platform and I'am experiencing some strange behaviour on the Mac OS X platform, with R 2.0.1 Here is the error message I get when doing such a basic thing as ls() or summary(an_object): 2005-04-15 14:59:48.177 R[1147] *** Assertion failure in -[NSMutableRLEArray objectAtIndex:effectiveRange:], String.subproj/NSAttributedString.m:1009 2005-04-15 14:59:48.178 R[1147] *** NSTimer discarding exception 'NSInternalInconsistencyException' (reason 'Access invalid attribute...