Complex SQL query for ShoppingCart

I\'ve been trying to figure out how to query a shopping cart database to find all Orders that contain tangible items (items can be downloadable, therefore, not shipped) that have not been assigned a U

Can't initialize local server for my Rails apps

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点歌机加歌为什么要收费？

How can I grep for a value from a shell variable?

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Make window always stay on top of ANOTHER window that already stays on top?

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like后加动词ing吗？

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Delphi strings and reference counting

Delphi uses reference counting with strings. Do this mean that there is only one memory allocation for \'1234567890\'

pushViewController with tableViewController in viewController

I have an UIViewController, this controller is contained in a navigationController. I add an UITableViewController in this viewController. I would like to call a pushViewController method when I press

native iphone graphing library?

Does anyone know of a native graphing library for the iPhone SDK? I have a free iPhone polling app called Show of Hands that currently uses calls to google charts via embedded safari pages, e.g. http: