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Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference

Given the following examples, why is outerScopeVar undefined in all cases? 6 Answers ...
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Undo VS 'Exclude from project'?

... Make sure you are showing all files. There is a button at the top of the Solution Explorer called "Show All Files". To see this button, make sure that your project is selected in the solution explorer. Show All Files When this option is active, the...
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iPhone Simulator suddenly started running very slow

...lator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully. ...
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Remove all line breaks from a long string of text

Basically, I'm asking the user to input a string of text into the console, but the string is very long and includes many line breaks. How would I take the user's string and delete all line breaks to make it a single line of text. My method for acquiring the string is very simple. ...
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Bitwise operation and usage

...Bitwise operators are operators that work on multi-bit values, but conceptually one bit at a time. AND is 1 only if both of its inputs are 1, otherwise it's 0. OR is 1 if one or both of its inputs are 1, otherwise it's 0. XOR is 1 only if exactly one of its inputs are 1, otherwise it's 0. NOT is 1...
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jQuery checkbox checked state changed event

...in benefit of binding to the change event over the click event is that not all clicks on a checkbox will cause it to change state. If you only want to capture events that cause the checkbox to change state, you want the aptly-named change event. Redacted in comments Also note that I've used this.ch...
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App.Config Transformation for projects which are not Web Projects in Visual Studio?

... transform a web.config, but while they feels intuitively right it's actually very verbose. Here's two transforms, one using XSLT and the same one using the XML Document Transform syntax/namespace. As with all things there's multiple ways in XSLT to do this, but you get the general idea. ...
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How to delete a record in Django models?

... Note that the first one will not call the .delete() method of the object, so if you have 'cleanup' code in that method it will not be called. Generally not an issue, but worth keeping in mind. – Matthew Schinckel Sep 28 ...
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git shallow clone (clone --depth) misses remote branches

...origin/master remotes/origin/master The full clone offers new (all) branches: florianb$ git branch -a * master remotes/origin/HEAD -> origin/master remotes/origin/debian remotes/origin/master remotes/origin/python_codegen Shallow cl...
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Which is better: … or …

... Do you need a type attribute at all? If you're using HTML5, no. Otherwise, yes. HTML 4.01 and XHTML 1.0 specifies the type attribute as required while HTML5 has it as optional, defaulting to text/javascript. HTML5 is now widely implemented, so if you use th...