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Remove ActiveRecord in Rails 3

... I'm going by this from reading the source, so let me know if it actually worked. :) The rails command that generates the application template now has an option -O, which tells it to skip ActiveRecord. If you don't feel like rerunning rails, you should check the following i...
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Understanding FFT output

I need some help understanding the output of the DFT/FFT computation. 4 Answers 4 ...
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Possibility of duplicate Mongo ObjectId's being generated in two different collections?

Is it possible for the same exact Mongo ObjectId to be generated for a document in two different collections? I realize that it's definitely very unlikely, but is it possible? ...
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How to install an APK file on an Android phone?

...have a simple "Hello Android" application on my computer ( Eclipse environment), and I have built an APK file. How do I transfer the APK file to my Android phone for testing? ...
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Python: Making a beep noise

I'm trying to get the program to give me a beeping noise. I'm on a windows machine. I've looked at http://docs.python.org/library/winsound.html ...
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PyLint “Unable to import” error - how to set PYTHONPATH?

... There are two options I'm aware of. One, change the PYTHONPATH environment variable to include the directory above your module. Alternatively, edit ~/.pylintrc to include the directory above your module, like this: [MASTER] init-hook='import sys; sys.path.append("/path/to/root")' (Or in oth...
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How to write UPDATE SQL with Table alias in SQL Server 2008?

... The syntax for using an alias in an update statement on SQL Server is as follows: UPDATE Q SET Q.TITLE = 'TEST' FROM HOLD_TABLE Q WHERE Q.ID = 101; The alias should not be necessary here though. ...
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How to get the pure text without HTML element using JavaScript?

I have the 1 button and some text in my HTML like the following: 10 Answers 10 ...
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Moving project to another folder in Eclipse

...ckage Explorer, select Refactor, then select Move... In the dialog that comes up, enter or navigate to the new location and click OK. This will also preserve your CVS or other SCM metadata, but will also bring all your modifications as well, and you won't lose any memberships in Working Sets, launc...
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How to get height of entire document with JavaScript?

Some documents I can't get the height of the document (to position something absolutely at the very bottom). Additionally, a padding-bottom on seems to do nothing on these pages, but do on the pages where height will return. Case(s) in point: ...