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initialize a numpy array

...by creating a regular list, then append my stuff into it, and finally transform the list to a numpy array as follows : import numpy as np big_array = [] # empty regular list for i in range(5): arr = i*np.ones((2,4)) # for instance big_array.append(arr) big_np_array = np.array(big_array) #...
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Who is listening on a given TCP port on Mac OS X?

...cess (PID) is listening on the specified TCP port. How do I get the same information on Mac OS X? 17 Answers ...
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How to use getJSON, sending data with post method?

...ld be anything you want, although if are sending the contents of a an html form, you can use the serialize method to create the data for the POST from your form. var dataToBeSent = $("form").serialize(); share | ...
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Load image from resources area of project in C#

... Are you using Windows Forms? If you've added the image using the Properties/Resources UI, you get access to the image from generated code, so you can simply do this: var bmp = new Bitmap(WindowsFormsApplication1.Properties.Resources.myimage); ...
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What does “default” mean after a class' function declaration?

... respective constructor or assignment operator, i.e. the one which just performs the copy or move action for each member. This is useful because the move constructor isn't always generated by default (e.g. if you have a custom destructor), unlike the copy constructor (and likewise for assignment), b...
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Correct way to pass multiple values for same parameter name in GET request

... Indeed, there is no defined standard. To support that information, have a look at wikipedia, in the Query String chapter. There is the following comment: While there is no definitive standard, most web frameworks allow multiple values to be associated with a single field.[3]...
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How can I list all tags in my Git repository by the date they were created?

...ith annotated and lightweight tags: git for-each-ref --sort=creatordate --format '%(refname) %(creatordate)' refs/tags share | improve this answer | follow |...
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Show percent % instead of counts in charts of categorical variables

...t count vs percentage histogram' so hopefully this helps distill all the information currently housed in comments on the accepted answer. Remark: If hp is not set as a factor, ggplot returns: share | ...
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How does lucene index documents?

...he best more recent alternative is http://lucene.apache.org/core/3_6_2/fileformats.html There's an even more recent version at http://lucene.apache.org/core/4_10_2/core/org/apache/lucene/codecs/lucene410/package-summary.html#package_description, but it seems to have less information in it than the ...
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How to trigger a file download when clicking an HTML button or JavaScript

... For the button you can do <form method="get" action="file.doc"> <button type="submit">Download!</button> </form> share | impr...