
Meaning of list[-1] in Python - Stack Overflow
Sep 19, 2018 · All your return c.most_common()[-1] statement does is call c.most_common and return the last value in the resulting list, which would give you the least common item in that …
List of zeros in python - Stack Overflow
Dec 16, 2011 · See why [] is faster than list() There is a gotcha though, both itertools.repeat and [0] * n will create lists whose elements refer to same id. This is not a problem with immutable …
slice - How slicing in Python works - Stack Overflow
The first way works for a list or a string; the second way only works for a list, because slice assignment isn't allowed for strings. Other than that I think the only difference is speed: it looks …
What is the syntax to insert one list into another list in python?
Sep 20, 2010 · List slicing is quite flexible as it allows to replace a range of entries in a list with a range of ...
How do I subtract one list from another? - Stack Overflow
However, this still has a problem from quantumSoup's version: It requires your elements to be hashable. That's pretty much built into the nature of sets.** If you're trying to, e.g., subtract a …
Python list vs. array – when to use? - Stack Overflow
Aug 17, 2022 · The list is the part of python's syntax so it doesn't need to be declared whereas you have to declare the array before using it. You can store values of different data-types in a …
Array versus List<T>: When to use which? - Stack Overflow
Jan 12, 2009 · Using e.g. List<Point> list, it would be necessary to instead say Point temp=list[3]; temp.x+=q; list[3]=temp;. It would be helpful if List<T> had a method Update<TP>(int index, …
How to list all installed packages and their versions in Python?
For Windows 10, I think this is what you are looking for a list of available installed Pythons. This is different from a list of packages as you can see below. Also, on Ubuntu 20.04, I think the …
Command to list all files in a folder as well as sub-folders in windows
Mar 11, 2015 · To print specific file present in the folders/sub-folders for eg : If you want to list just the csv files then : dir /b/s/A-D/o:gn *.csv >list.txt If you want to also include .xlsx files then the …
How can I show all the branches in a repository?
Jan 12, 2019 · git branch -a is the command that you should use to list the branches. git show-branch is a plumbing command. It has been designed to be used by scripts and GUI tools. …