List of zeros in python - Stack Overflow
Dec 16, 2011 · How can I create a list which contains only zeros? I want to be able to create a zeros list for each int in range(10) For example, if the int in the range was 4 I will get: [0,0,0,0] …
python - if/else in a list comprehension - Stack Overflow
Since a list comprehension creates a list, it shouldn't be used if creating a list is not the goal; it shouldn't be used simply to write a one-line for-loop; so refrain from writing [print(x) for x in …
Use a list of values to select rows from a Pandas dataframe
Use a list of values to select rows from a Pandas dataframe Asked 12 years, 11 months ago Modified 4 months ago Viewed 1.8m times
How to list all installed packages and their versions in Python?
Jul 8, 2018 · Is there a way in Python to list all installed packages and their versions? I know I can go inside python/Lib/site-packages and see what files and directories exist, but I find this very …
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 …
TypeError: list indices must be integers or slices, not str
Sep 14, 2015 · Another common mistake is to initialize a list but try to assign values to it using a key. The initialization probably happened dynamically and it's not clear later on that it's in fact …
Certified models list - ChromeOS Flex Help - Google Help
Jun 30, 2025 · To ensure a consistent and high-quality experience, Google individually certifies and maintains a list of models that you can use with ChromeOS Flex. Model status Certified …
Meaning of list[-1] in Python - Stack Overflow
Sep 19, 2018 · I have a piece of code here that is supposed to return the least common element in a list of elements, ordered by commonality: def getSingle(arr): from collections import …
pandas dataframe index: to_list () vs tolist () - Stack Overflow
Sep 9, 2019 · Note that the question was about pandas tolist vs to_list. pandas.DataFrame.values returns a numpy array and numpy indeed has only tolist. Indeed, if you read the discussion …
How to cast List<Object> to List<MyClass> - Stack Overflow
Nov 29, 2016 · You can't directly cast List to List because Java generics are invariant. This means that List is not the same as List, even though Customer is a subtype of Object.