
Is there a "not equal" operator in Python? - Stack Overflow
Jun 16, 2012 · There are two operators in Python for the "not equal" condition - a.) != If values of the two operands are not equal, then the condition becomes true. (a != b) is true.
slice - How slicing in Python works - Stack Overflow
Python slicing is a computationally fast way to methodically access parts of your data. In my opinion, to be even an intermediate Python programmer, it's one aspect of the language that it …
What does colon equal (:=) in Python mean? - Stack Overflow
In Python this is simply =. To translate this pseudocode into Python you would need to know the data structures being referenced, and a bit more of the algorithm implementation. Some notes …
What does -> mean in Python function definitions? - Stack Overflow
Jan 17, 2013 · In Python 3.5 though, PEP 484 -- Type Hints attaches a single meaning to this: -> is used to indicate the type that the function returns. It also seems like this will be enforced in …
What does [:-1] mean/do in python? - Stack Overflow
Mar 20, 2013 · Working on a python assignment and was curious as to what [:-1] means in the context of the following code: instructions = f.readline()[:-1] Have searched on here on S.O. …
'Python not found' despite having been installed [duplicate]
Feb 28, 2021 · The Python application path, which is the folder where you originally installed Python; and The Python Scripts path. The Scripts folder should be located within the Python …
python - Iterating over dictionaries using 'for' loops - Stack Overflow
Jul 21, 2010 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 …
How can I check my python version in cmd? - Stack Overflow
Jun 15, 2021 · I has downloaded python in python.org, and I wanted to check my python version, so I wrote python --version in cmd, but it said just Python, without version. Is there any other …
python - Error "'DataFrame' object has no attribute 'append'"
Apr 7, 2023 · I am trying to append a dictionary to a DataFrame object, but I get the following error: AttributeError: 'DataFrame' object has no attribute 'append' As far as I know, DataFrame …
python - Extracting extension from filename - Stack Overflow
Nov 23, 2019 · The standard Python function naming convention is really annoying - almost every time I re-look this up, I mistake it as being splittext. If they would just do anything to signify the …