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UIButton Long Press Event

I want to emulate a long a press button, how can I do this? I think a timer is needed. I see UILongPressGestureRecognizer but how can I utilize this type? ...
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Is it valid to have a html form inside another html form?

Is it valid html to have the following: 14 Answers 14 ...
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Is it possible to append to innerHTML without destroying descendants' event listeners?

In the following example code, I attach an onclick event handler to the span containing the text "foo". The handler is an anonymous function that pops up an alert() . ...
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Convert string to title case with JavaScript

Is there a simple way to convert a string to title case? E.g. john smith becomes John Smith . I'm not looking for something complicated like John Resig's solution , just (hopefully) some kind of one- or two-liner. ...
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Flask SQLAlchemy query, specify column names

How do I specify the column that I want in my query using a model (it selects all columns by default)? I know how to do this with the sqlalchmey session: session.query(self.col1) , but how do I do it with with models? I can't do SomeModel.query() . Is there a way? ...
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What does the `forall` keyword in Haskell/GHC do?

I'm beginning to understand how the forall keyword is used in so-called "existential types" like this: 8 Answers ...
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How do I implement an Objective-C singleton that is compatible with ARC?

How do I convert (or create) a singleton class that compiles and behaves correctly when using automatic reference counting (ARC) in Xcode 4.2? ...
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Get week of year in JavaScript like in PHP

... you want here: http://www.merlyn.demon.co.uk/js-date6.htm#YWD. A better link on the same site is: Working with weeks. Edit Here is some code based on the links provided and that posted eariler by Dommer. It has been lightly tested against results at http://www.merlyn.demon.co.uk/js-date6.htm#YWD...
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Is is possible to check if an object is already attached to a data context in Entity Framework?

I am getting the following error when trying to attach an object that is already attached to a given context via context.AttachTo(...) : ...
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Adjust width and height of iframe to fit with content in it

I need a solution for auto-adjusting the width and height of an iframe to barely fit its content. The point is that the width and height can be changed after the iframe has been loaded. I guess I need an event action to deal with the change in dimensions of the body contained in the iframe...