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How do I hide a menu item in the actionbar?

I have an action bar with a menuitem. How can I hide/show that menu item? 24 Answers 2...
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How Do I Convert an Integer to a String in Excel VBA?

How do I convert the integer value "45" into the string value "45" in Excel VBA? 10 Answers ...
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How should I choose an authentication library for CodeIgniter? [closed]

I see there are a few . Which ones are maintained and easy to use? What are their pros and cons? 11 Answers ...
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How to get the primary IP address of the local machine on Linux and OS X? [closed]

I am looking for a command line solution that would return me the primary (first) IP address of the localhost, other than 127.0.0.1 ...
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What is the worst real-world macros/pre-processor abuse you've ever come across?

What is the worst real-world macros/pre-processor abuse you've ever come across (please no contrived IOCCC answers *haha*)? ...
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Deserializing JSON to .NET object using Newtonsoft (or LINQ to JSON maybe?)

I know there are a few posts about Newtonsoft so hopefully this isn't exactly a repeat...I'm trying to convert JSON data returned by Kazaa's API into a nice object of some kind ...
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Determine if the device is a smartphone or tablet? [duplicate]

I would like to get info about a device to see if it's a smartphone or tablet. How can I do it? 9 Answers ...
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)

Here is a function I was working on to programmatically lighten or darken a hex color by a specific amount. Just pass in a string like "3F6D2A" for the color ( col ) and a base10 integer ( amt ) for the amount to lighten or darken. To darken, pass in a negative number (i.e. -20 ). ...
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Dynamically load a JavaScript file

How can you reliably and dynamically load a JavaScript file? This will can be used to implement a module or component that when 'initialized' the component will dynamically load all needed JavaScript library scripts on demand. ...
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Entity Framework Provider type could not be loaded?

I am trying to run my tests on TeamCity which is currently installed on my machine. 34 Answers ...