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Create Django model or update if exists

I want to create a model object, like Person, if person's id doesn't not exist, or I will get that person object. 6 Answer...
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What is the best way to clear a session variable in rails?

... session.delete(:message) In general, session variable is SessionHash object, which is inherited from hash. share | improve this answer ...
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Push existing project into Github

I have a folder with my project sources. How I can push this project into Github's repository? 18 Answers ...
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Ruby / Rails: convert int to time OR get time from integer?

... Use Time.at: t = Time.at(i) share | improve this answer | follow | ...
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ADO.NET DataRow - check for column existence

How do I check for the existence of a column in a datarow? 2 Answers 2 ...
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Chrome extension: force popup.html to close

I'm wondering is there anyway I can force popup.html to close? 1 Answer 1 ...
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“unadd” a file to svn before commit

I was in the middle of doing a recursive svn add/commit, and a folder which did not have the proper ignore properties was included. I've got about 100 uploaded binary files versioned now, but I haven't committed yet. ...
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How to generate controller inside namespace in rails

I have namespace admin in controller, and I want to generate a controller inside of the admin folder. How can i do it with a Rails command? ...
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Multiline comment in PowerShell

Can we comment multiple lines together in PowerShell? 2 Answers 2 ...
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Release generating .pdb files, why?

Why does Visual Studio 2005 generate the .pdb files when compiling in release? I won't be debugging a release build, so why are they generated? ...