What's the difference between [] and {} vs list() and dict()?
I understand that they are both essentially the same thing. But in terms of creating an empty list or dict, are there any differences?
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 = …
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 …
Where can I find my list of saved passwords in google
Aug 21, 2019 · I can not find tge list of account passwords tgat I saved in google account
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 …
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.
python - Access item in a list of lists - Stack Overflow
Jul 19, 2014 · You can access the elements in a list-of-lists by first specifying which list you're interested in and then specifying which element of that list you want. For example, 17 is …
How to cast List<Object> to List<MyClass> - Stack Overflow
Nov 29, 2016 · (List<Customer>)(Object)list; you must be sure that at runtime the list contains nothing but Customer objects. Critics say that such casting indicates something wrong with …
Python list vs. array – when to use? - Stack Overflow
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 list …
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 …