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 = …
Python: list of lists - Stack Overflow
The first, [:], is creating a slice (normally often used for getting just part of a list), which happens to contain the entire list, and thus is effectively a copy of the list. The second, list(), is using the …
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 …
join list of lists in python - Stack Overflow
Apr 4, 2009 · Closed 9 years ago. Is the a short syntax for joining a list of lists into a single list ( or iterator) in python? For example I have a list as follows and I want to iterate over a,b and c.
c# - How to initialize a list of strings (List<string>) with many ...
How is it possible to initialize (with a C# initializer) a list of strings? I have tried with the example below but it's not working. List<string> optionList = new List<string> { "
Find an item in a list by LINQ - Stack Overflow
If we need to find an element from the list, then we can use the Find and FindAll extensions method, but there is a slight difference between them. Here is an example.
How do I list all files of a directory? - Stack Overflow
Jul 9, 2010 · How can I list all files of a directory in Python and add them to a list?
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 …
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 …