Meaning of list[-1] in Python - Stack Overflow
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 Counter c = …
How can I pass a list as a command-line argument with argparse?
Don't use quotes on the command line 1 Don't use type=list, as it will return a list of lists This happens because under the hood argparse uses the value of type to coerce each individual …
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 …
Most efficient way to find if a value exists within a C# List
Apr 17, 2013 · In C# if I have a List of type bool. What is the fastest way to determine if the list contains a true value? I don’t need to know how many or where the true value is. I just need to …
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 …
How to group dataframe rows into list in pandas groupby
Given a dataframe, I want to groupby the first column and get second column as lists in rows, so that a dataframe like: a b A 1 A 2 B 5 B 5 B 4 C 6 becomes A [1,2] B [5,5,4] C [6] How do I do …
Where can I find my list of saved passwords in google
I can not find tge list of account passwords tgat I saved in google account
How to list containers in Docker - Stack Overflow
May 30, 2013 · For example list and start of containers are now subcommands of docker container and history is a subcommand of docker image. These changes let us clean up the …
Get unique values from a list in python - Stack Overflow
Oct 15, 2012 · But that's what we want in order to get the unique elements from a list with duplicates, we want to .append them into a new list only when we they came across for a fist …
How to initialize List<String> object in Java? - Stack Overflow
Nov 15, 2012 · List is an Interface, you cannot instantiate an Interface, because interface is a convention, what methods should have your classes. In order to instantiate, you need some …