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Many-to-many relationship with the same model in rails?

...= Post.create :name => 'Definitely the third post.' => #<Post id: 3, name: "Definitely the third post."> >> a.posts = [b, c] => [#<Post id: 2, name: "Second post?">, #<Post id: 3, name: "Definitely the third post.">] >> b.posts => [] >> b.posts = [a] =...
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What is the difference between char * const and const char *?

... 369 The difference is that const char * is a pointer to a const char, while char * const is a cons...
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Copy a variable's value into another

...ur top-level object. For example, given this object: var obj = { w: 123, x: { y: 456, z: 789 } }; If you do a shallow copy of that object, then the x property of your new object is the same x object from the original: var copy = $.extend( {}, obj ); copy.w = 321; copy...
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How can I access my localhost from my Android device?

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How can I change CSS display none or block property using jQuery?

... | edited Oct 16 '13 at 12:19 Bernhard Barker 49.5k1313 gold badges7777 silver badges118118 bronze badges ...
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Remove scrollbar from iframe

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How to create relationships in MySQL

... answered Nov 4 '08 at 0:32 Eric HogueEric Hogue 8,11044 gold badges2222 silver badges2020 bronze badges ...
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Facebook Callback appends '#_=_' to Return URL

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Error: Can't set headers after they are sent to the client

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Piping command output to tee but also save exit code of command [duplicate]

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