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How does tuple comparison work in Python?
I have been reading the Core Python programming book, and the author shows an example like:
4 Answers
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What does asterisk * mean in Python? [duplicate]
Does * have a special meaning in Python as it does in C? I saw a function like this in the Python Cookbook:
5 Answers
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Mapping over values in a python dictionary
...hension:
my_dictionary = {k: f(v) for k, v in my_dictionary.items()}
In python 2.7, use the .iteritems() method instead of .items() to save memory. The dict comprehension syntax wasn't introduced until python 2.7.
Note that there is no such method on lists either; you'd have to use a list compre...
How to deal with a slow SecureRandom generator?
...nfortunately, SecureRandom can be very slow. If it uses /dev/random on Linux, it can block waiting for sufficient entropy to build up. How do you avoid the performance penalty?
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Printing Lists as Tabular Data
I am quite new to Python and I am now struggling with formatting my data nicely for printed output.
13 Answers
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When to use Tornado, when to use Twisted / Cyclone / GEvent / other [closed]
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"Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design". If you are building something that is similar to a e-commerce site, then you should probably go with Django. It will get your work done quic...
How do I abort the execution of a Python script? [duplicate]
I have a simple Python script that I want to stop executing if a condition is met.
8 Answers
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In Python, how do I use urllib to see if a website is 404 or 200?
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The getcode() method (Added in python2.6) returns the HTTP status code that was sent with the response, or None if the URL is no HTTP URL.
>>> a=urllib.urlopen('http://www.google.com/asdfsf')
>>> a.getcode()
404
>>> a=urllib.url...
How to convert string representation of list to a list?
..._eval, you can safely evaluate an expression node or a string containing a Python expression. The string or node provided may only consist of the following Python literal structures: strings, numbers, tuples, lists, dicts, booleans, and None.
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How do I calculate the date six months from the current date using the datetime Python module?
I am using the datetime Python module. I am looking to calculate the date 6 months from the current date. Could someone give me a little help doing this?
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