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Update Git submodule to latest commit on origin

I have a project with a Git submodule. It is from an ssh://... URL, and is on commit A. Commit B has been pushed to that URL, and I want the submodule to retrieve the commit, and change to it. ...
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How to delete a record in Django models?

I want to delete a particular record. Such as 5 Answers 5 ...
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JavaScript ternary operator example with functions

I am using jQuery 1.7.1 6 Answers 6 ...
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Testing Abstract Classes

How do I test the concrete methods of an abstract class with PHPUnit? 6 Answers 6 ...
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Windows API Code Pack: Where is it? [closed]

Why has itself and the evidence it ever existed been removed? 6 Answers 6 ...
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Custom fonts and XML layouts (Android)

I'm trying to define a GUI layout using XML files in Android. As far as I can find out, there is no way to specify that your widgets should use a custom font (e.g. one you've placed in assets/font/) in XML files and you can only use the system installed fonts. ...
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How can I keep my fork in sync without adding a separate remote?

Let's assume there is a repository someone/foobar on GitHub, which I forked to me/foobar . 6 Answers ...
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Rails: FATAL - Peer authentication failed for user (PG::Error)

I am running my development on Ubuntu 11.10, and RubyMine 8 Answers 8 ...
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Vim and Ctags tips and tricks [closed]

I have just installed Ctags (to help with C++ development) with my Vim (or rather gVim), and would like to find out your favorite commands, macros, shortcuts, tips that go along with it... ...
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How to pass arguments into a Rake task with environment in Rails? [duplicate]

I am able to pass in arguments as follows: 5 Answers 5 ...