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How to impose maxlength on textArea in HTML using JavaScript

I would like to have some functionality by which if I write 15 Answers 15 ...
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Temporarily put away uncommitted changes in Subversion (a la “git-stash”)

While programming software stored in a Subversion repo, I often modify some files, then notice that I'd like to do some preparatory change for my main work. E.g. while implementing new functionality, I notice some refactoring which might help me. ...
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Modifying location.hash without page scrolling

We've got a few pages using ajax to load in content and there's a few occasions where we need to deep link into a page. Instead of having a link to "Users" and telling people to click "settings" it's helpful to be able to link people to user.aspx#settings ...
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When to use Comparable and Comparator

I have a list of objects I need to sort on a field, say Score. Without giving much thought I wrote a new class that implements Comparator, that does the task and it works. ...
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Can I embed a custom font in an iPhone application?

I would like to have an app include a custom font for rendering text, load it, and then use it with standard UIKit elements like UILabel . Is this possible? ...
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Django auto_now and auto_now_add

... Any field with the auto_now attribute set will also inherit editable=False and therefore will not show up in the admin panel. There has been talk in the past about making the auto_now and auto_now_add arguments go away, and although they still ex...
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Compiling/Executing a C# Source File in Command Prompt

....exe is the CSharp compiler included in the .NET Framework and can be used to compile from the command prompt. The output can be an executable ".exe", if you use "/target:exe", or a DLL; If you use /target:library, CSC.exe is found in the .NET Framework directory, e.g. for .NET 3.5, c:\windows\Mi...
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What does “O(1) access time” mean?

I have seen this term "O(1) access time" used to mean "quickly" but I don't understand what it means. The other term that I see with it in the same context is "O(n) access time". Could someone please explain in a simple way what these terms mean? ...
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Calling the base constructor in C#

If I inherit from a base class and want to pass something from the constructor of the inherited class to the constructor of the base class, how do I do that? ...
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Rails DB Migration - How To Drop a Table?

I added a table that I thought I was going to need, but now no longer plan on using it. How should I remove that table? 22 ...