Hi. I have one question about Cocoa and Core Data.
How can I sum numbers in NSTableView and show them in NSTextFiled? Like in this pic:
Assuming you want a bindings answer, the key path should look like
More information at http://developer.apple.com/documentation/Cocoa/Conceptual/KeyValueCoding/Concepts/ArrayOperators.html
This post begs for a HowToAskQuestions link, but I guess somebody already answered.