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How to undo 'git reset'?

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How to stage only part of a new file with git?

I love git add --interactive . It is now part of my daily workflow. 5 Answers 5 ...
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Why are C# 4 optional parameters defined on interface not enforced on implementing class?

I noticed that with the optional parameters in C# 4 if you specify an optional parameter on an interface you don,t have to make that parameter optional on any implementing class: ...
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What is a proper naming convention for MySQL FKs?

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How to change href of tag on button click through javascript

How to change the href attribute value of an <a/> tag through Javascript on button click ? 7 Answers ...
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Is there a benefit to defining a class inside another class in Python?

What I'm talking about here are nested classes. Essentially, I have two classes that I'm modeling. A DownloadManager class and a DownloadThread class. The obvious OOP concept here is composition. However, composition doesn't necessarily mean nesting, right? ...
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Can jQuery get all CSS styles associated with an element?

Is there a way in jQuery to get all CSS from an existing element and apply it to another without listing them all? 5 Answer...
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In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?

I'm trying to figure out how to reference another area of a page with Markdown. I can get it working if I add a 5 Answers ...
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Replace selector images programmatically

I have an ImageView that has a drawable image resource set to a selector. How do I programmatically access the selector and change the images of the highlighted and non-highlighted state? ...
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How to change size of split screen emacs windows?

I have emacs split horizontally - on top I'm editing Perl code, the bottom is the shell. By default emacs makes the two windows equal in size, but I'd like the shell buffer smaller (maybe half the size?). I was wondering how I could do that. ...