search for: parentobject

Hi list I have a question related to an has_many :through association. Basicly I have a form that updates the entire has_many :through collection AND the parent object. from the form I have: params[:parentobject] (all the attributes related to the parent object) and params[:childid] an array of all the destination ID of the has many through association How can I cleanly (and maybe atomicly since I''m using postgres) destroy and create the needed records in the join table within the update stat...

Hi friends - a javascript question.... Does the prototype object add some way for a class to find out the variable name of its instance variable? Or does javascript have some built in way to do this? This is confusing to describe - but if I define a variable as some object: var myVariable= new Widget(''fdfa''); can some built-in method inside the Widget class be