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Stopping fixed position scrolling at a certain point?

I have an element that is position:fixed and so scrolls with the page how i want it to however. when the user scrolls up I want the element to stop scrolling at a certain point, say when it is 250px from the top of the page, is this possible? Any help or advice would be helpful thanks! ...
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How do I check what version of Python is running my script?

How can I check what version of the Python Interpreter is interpreting my script? 21 Answers ...
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Using node.js as a simple web server

I want to run a very simple HTTP server. Every GET request to example.com should get index.html served to it but as a regular HTML page (i.e., same experience as when you read normal web pages). ...
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ArrayIndexOutOfBoundsException with custom Android Adapter for multiple views in ListView

I am attempting to create a custom Adapter for my ListView since each item in the list can have a different view (a link, toggle, or radio group), but when I try to run the Activity that uses the ListView I receive an error and the app stops. The application is targeted for the Android 1.6 platform....
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Getting the class name from a static method in Java

How can one get the name of the class from a static method in that class. For example 15 Answers ...
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Random “Element is no longer attached to the DOM” StaleElementReferenceException

I'm hoping it's just me, but Selenium Webdriver seems like a complete nightmare. The Chrome webdriver is currently unusable, and the other drivers are quite unreliable, or so it seems. I am battling many problems, but here is one. ...
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How do you set a default value for a MySQL Datetime column?

How do you set a default value for a MySQL Datetime column? 25 Answers 25 ...
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How do I skip an iteration of a `foreach` loop?

In Perl I can skip a foreach (or any loop) iteration with a next; command. 8 Answers ...
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Getting a 404 from WMSvc via MSDeploy.exe

From Windows 8 to Windows Server 2012 (IIS 8) with Web Management Services installed and working, I can use IIS Manager on W8 box to manage the remote server but I get a 404.7 from WMSvc when I execute the following command: ...
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How to group time by hour or by 10 minutes

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