
python - How to convert list to string - Stack Overflow
Apr 11, 2011 · Agree with @Bogdan. This answer creates a string in which the list elements are joined together with no whitespace or comma in between. You can use ', '.join(list1) to join the …
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 …
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 ...
python - Removing duplicates in lists - Stack Overflow
Nov 1, 2011 · def make_unique(original_list): unique_list = [] [unique_list.append(obj) for obj in original_list if obj not in unique_list] return unique_list Some may consider list comprehension …
What is the difference between List.of and Arrays.asList?
Oct 5, 2017 · Let summarize the differences between List.of and Arrays.asList. List.of can be best used when data set is less and unchanged, while Arrays.asList can be used best in case of …
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 …
join list of lists in python - Stack Overflow
Apr 4, 2009 · For one-level flatten, if you care about speed, this is faster than any of the previous answers under all conditions I tried.
Convert all strings in a list to integers - Stack Overflow
To also handle iterables inside iterables you can use this helper: from collections.abc import Iterable, Mapping def convertEr(iterab): """Tries to convert an iterable to list of floats, ints or …
python - How do I list all files of a directory? - Stack Overflow
Jul 9, 2010 · list in the current directory. With listdir in os module you get the files and the folders in the current dir ...