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Django: How to manage development and production settings?
...g a basic app. Now at the deployment stage it has become clear I have need for both a local settings and production settings.
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Input text dialog Android
...s, Android does not have a built-in dialog to do this (as far as I know). Fortunately, it's just a little extra work on top of creating a standard AlertDialog. You simply need to create an EditText for the user to input data, and set it as the view of the AlertDialog. You can customize the type o...
Finding local maxima/minima with Numpy in a 1D numpy array
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If you are looking for all entries in the 1d array a smaller than their neighbors, you can try
numpy.r_[True, a[1:] < a[:-1]] & numpy.r_[a[:-1] < a[1:], True]
You could also smooth your array before this step using numpy.convolve()...
Performance of foreach, array_map with lambda and array_map with static function
What's the performance difference (if there is any) between these three approaches, both used to transform an array to another array?
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Eclipse executable launcher error: Unable to locate companion shared library
...talled on my computer with the Android plugin and it was working perfectly for about two weeks. Today, I updated java and quicktime then restarted my computer. When it booted back up, eclipse had completely vanished - all the program files have completely disappeared. When I try to reinstall it, I g...
How to call Stored Procedure in Entity Framework 6 (Code-First)?
...eb but didn't get any article where i can directly call a stored procedure for IN and OUT parameters. Thanks for your valuable time.
– Jaan
Jan 3 '14 at 20:21
2
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Python pandas: fill a dataframe row by row
...ant; converting to a Series tells pandas
that you want to align the input (for example you then don't have to to specify all of the elements)
In [7]: df = pandas.DataFrame(columns=['a','b','c','d'], index=['x','y','z'])
In [8]: df.loc['y'] = pandas.Series({'a':1, 'b':5, 'c':2, 'd':3})
In [9]: df
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Django self-referential foreign key
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You can pass in the name of a model as a string to ForeignKey and it will do the right thing.
So:
parent = models.ForeignKey("CategoryModel")
Or you can use the string "self"
parent = models.ForeignKey("self")
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How do I test a file upload in rails?
I have a controller which is responsible for accepting JSON files and then processing the JSON files to do some user maintenance for our application. In user testing the file upload and processing works, but of course I would like to automate the process of testing the user maintenance in our testin...
An error occurred while installing pg (0.17.1), and Bundler cannot continue
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Yup mine was in a different location as well. Thanks for the answer.
– Deekor
Apr 11 '14 at 0:07
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