Explanation of how nested list comprehension works?
I have no problem understanding this:
Python
Is there a zip-like function that pads to longest length?
Is there a built-in function that works like zip() but that will pad the results so that the length of the resultant list is the length of the longest input rather than the shortest input?
How to read a file in reverse order?
How to read a file in reverse order using python? I want to read a file from last line to first line.
Selecting multiple columns in a Pandas dataframe
How do I select columns a and b from df, and save them into a new dataframe df1?
What exactly is current working directory?
My book states:
Installing python module within code
I need to install a package from PyPi straight within my script.
Maybe there’s some module or distutils (distribute, pip etc.) feature which allows me to just execute something like pypi.install('requests') and requests will be installed into my virtualenv.
How do I get indices of N maximum values in a NumPy array?
NumPy proposes a way to get the index of the maximum value of an array via np.argmax.
How is Python’s List Implemented?
Is it a linked list, an array? I searched around and only found people guessing. My C knowledge isn’t good enough to look at the source code.
Python name mangling
In other languages, a general guideline that helps produce better code is always make everything as hidden as possible. If in doubt about whether a variable should be private or protected, it’s better to go with private.
Split a string by a delimiter in python
How to split this string where __ is the delimiter