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Rails migrations: Undo default setting for a column
I have the problem, that I have an migration in Rails that sets up a default setting for a column, like this example:
4 Ans...
What is the difference between git clone and checkout?
What is the difference between git clone and git checkout ?
5 Answers
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Combine --user with --prefix error with setup.py install
I was trying to install Python packages a system I recently gained access to. I was trying to take advantage of Python's relatively new per user site-packages directory , and the new option --user . (The option is currently undocumented , however it exists for Python 2.6+; you can see the help by...
How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller
I am writing an application that is accepting POST data from a third party service.
5 Answers
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How do I get the name of a Ruby class?
How can I get the class name from an ActiveRecord object?
5 Answers
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Format LocalDateTime with Timezone in Java8
I have the this simple code:
3 Answers
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Change Canvas.Left property in code behind?
I have a rectangle in my XAML and want to change its Canvas.Left property in code behind:
3 Answers
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How to access test resources in Scala?
I have a file data.xml in src/test/resources/ .
5 Answers
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Git push/clone to new server
I'm just learning Git and there is something I can't work out. After creating and using a git repository locally on my Mac, can I push a copy to another server somewhere else? I am behind a firewall so unfortunately I can't run git clone from the other machine.
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How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...