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git pull error :error: remote ref is at but expected

...s with the same name but different capitalisation, e.g. user_model_changes and User_model_changes as both of the remote branches will match the same tracking ref. Delete the wrong remote branch (you shouldn't have branches that differ only by case) and then git remote prune origin and everything sh...
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Why does Oracle 9i treat an empty string as NULL?

..., but that doesn't do much to tell me why this is the case. As I understand the SQL specifications, ' ' is not the same as NULL -- one is a valid datum, and the other is indicating the absence of that same information. ...
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Disable a group of tests in rspec?

I have a test spec which describes a class and within that has various contexts each with various it blocks. 7 Answer...
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Bash script plugin for Eclipse? [closed]

... ShellEd looks promising, does syntax highlighting, and has positive reviews, although I've not tried it myself. It was approved for distro inclusion by Redhat. There's a little more info on the ShellEd plugin page on the Eclipse site, and installation instructions on their wi...
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How can I send an inner to the bottom of its parent ?

The div inside another div picture and code below. Because there will be text and images of the parent div. And red div will be the last element of the parent div. ...
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Troubleshooting BadImageFormatException

I have a Windows service written in C# using Visual Studio 2010 and targeting the full .NET Framework 4. When I run from a Debug build the service runs as expected. However, when I run it from a Release build I get a System.BadImageFormatException (details below). I've been searching the internet...
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A std::map that keep track of the order of insertion?

...ring,int> that stores an integer value to an unique string identifier, and I do look up with the string. It does mostly what I want, except for that it does not keep track of the insertion order. So when I iterate the the map to print out the values, they are sorted according to the string; but ...
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Does Python have a string 'contains' substring method?

... Under the hood, Python will use __contains__(self, item), __iter__(self), and __getitem__(self, key) in that order to determine whether an item lies in a given contains. Implement at least one of those methods to make in available to your custom type. – BallpointBen ...
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How do I resolve git saying “Commit your changes or stash them before you can merge”?

...made some updates on my local machine, pushed them to a remote repository, and now I'm trying to pull the changes to the server and I get the message; ...
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R script line numbers at error?

If I am running a long R script from the command line (R --slave script.R), how can I get it to give line numbers at errors? ...