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Calling a base class's classmethod in Python
...asses, which derive from object. (at least in Python 2, but in Py3 I think all classes are new-style, IIRC) Otherwise you have to do Base.do(self, ...), I think, thereby hard-coding the name of the superclass.
– David Z
Jun 11 '14 at 19:29
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what is the most efficient way of counting occurrences in pandas?
...g values. (Compare with size.)
In any case, value_counts has been specifically optimized to handle object type, like your words, so I doubt you'll do much better than that.
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open() in Python does not create a file if it doesn't exist
...losed at the block's end, even if an exception is raised on the way. It's equivalent to try-finally, but much shorter.
with open("file.dat","a+") as f:
f.write(...)
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a+ Opens a file for both appending and reading. The file pointer is
at the end of the file if the file exists. The ...
How to reload/refresh an element(image) in jQuery
...ssible to reload an image with an identical file name from a server using jQuery?
12 Answers
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Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:
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You're using the dequeueReusableCellWithIdentifier:forIndexPath: method. The documentation for that method says this:
Important: You must register a class or nib file using the registerNib:forCellReuseIdentifier: or registerClass:forCellRe...
Are there any HTTP/HTTPS interception tools like Fiddler for mac OS X? [closed]
... any applications like fiddler but for mac OS X, as I need to debug some requests from web applications in Mac OS X. I used to do it with fiddler on Windows and would love to have this tool available on Mac as well.
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Is functional GUI programming possible? [closed]
I've recently caught the FP bug (trying to learn Haskell), and I've been really impressed with what I've seen so far (first-class functions, lazy evaluation, and all the other goodies). I'm no expert yet, but I've already begun to find it easier to reason "functionally" than imperatively for basic ...
How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
I've installed and have been using the Anaconda Python distribution, and I have started using the Anaconda (Conda) environment. I can use the standard conda install... command to put packages from the distribution into my environments, but to use anything outside (i.e. Flask-WTF, flask-sqlalchem...
How to retrieve inserted id after inserting row in SQLite using Python?
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There is also the last_insert_rowid() SQL function, allowing you to insert the last row id as a foreign key in a next insert statement, entirely in SQL.
– Martijn Pieters♦
Feb 3 '14 at 12:36
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Getting values from query string in an url using AngularJS $location
...n.search() will return an object of key-value pairs, the same pairs as the query string. A key that has no value is just stored in the object as true. In this case, the object would be:
{"test_user_bLzgB": true}
You could access this value directly with $location.search().test_user_bLzgB
Example...