Remove all whitespace in a string
I want to eliminate all the whitespace from a string, on both ends, and in between words.
Python
How to format a floating number to fixed width in Python
How do I format a floating number to a fixed width with the following requirements:
pandas get rows which are NOT in other dataframe
I’ve two pandas data frames that have some rows in common.
Python int to binary string?
Are there any canned Python methods to convert an Integer (or Long) into a binary string in Python?
How to send an email with Gmail as provider using Python?
I am trying to send email (Gmail) using python, but I am getting following error.
Instance variables vs. class variables in Python
I have Python classes, of which I need only one instance at runtime, so it would be sufficient to have the attributes only once per class and not per instance. If there would be more than one instance (which won’t happen), all instance should have the same configuration. I wonder which of the following options would be better or more “idiomatic” Python.
Find the row indexes of several values in a numpy array
I have an array X:
Can’t pickle when using multiprocessing Pool.map()
I’m trying to use multiprocessing‘s Pool.map() function to divide out work simultaneously. When I use the following code, it works fine:
How to split a list based on a condition?
What’s the best way, both aesthetically and from a performance perspective, to split a list of items into multiple lists based on a conditional? The equivalent of:
How to install pip with Python 3?
I want to install pip. It should support Python 3, but it requires setuptools, which is available only for Python 2.