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Nested attributes unpermitted parameters
I have a Bill object, which has many Due objects. The Due object also belongs to a Person . I want a form that can create the Bill and its children Dues all in one page. I am trying to create a form using nested attributes, similar to ones in this Railscast .
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Default visibility for C# classes and members (fields, methods, etc.)?
I'm trying to find a reference for the default visibility of various aspects of C#. Class types, fields, methods, enums, etc.
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Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary?
When looking at the documentation, I hardly see any big difference. Both "value" and "object" are of type id , so can be any object. Key is once a string, and in the other case an id. One of them seems to retain the object, and the other don't. What else? Which one is for what case?
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Is onload equal to readyState==4 in XMLHttpRequest?
I am confuse about the xhr return event, as I can tell, there are not so much different between onreadystatechange --> readyState == 4 and onload, is it true?
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What is the difference between exit() and abort()?
In C and C++, what is the difference between exit() and abort() ? I am trying to end my program after an error (not an exception).
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jQuery’s .bind() vs. .on()
I found two great articles talking about the new function .on() : jquery4u.com , elijahmanor.com .
6 Answers
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How to find out which JavaScript events fired?
I have a select list:
4 Answers
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How do you represent a JSON array of strings?
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What does a script-Tag with src AND content mean?
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Min/Max-value validators in asp.net mvc
Validation using attributes in asp.net mvc is really nice. I have been using the [Range(min, max)] validator this far for checking values, like e.g.:
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