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 actual …
What is the difference between list and list [:] in python?
Nov 2, 2010 · When reading, list is a reference to the original list, and list[:] shallow-copies the list. When assigning, list (re)binds the name and list[:] slice-assigns, replacing what was previously in the list. …
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 like it's a little …
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 = Counte...
How to show a list of open files on the left in Notepad++
In Notepad++, is there a way to show the list of files that are currently open in a list on the left instead of using the default tab-view? (I'd like it to resemble the way TextPad shows the file...
Difference between List, List<?>, List<T>, List<E>, and List<Object>
The notation List<?> means "a list of something (but I'm not saying what)". Since the code in test works for any kind of object in the list, this works as a formal method parameter. Using a type parameter …
python - Removing duplicates in lists - Stack Overflow
Nov 1, 2011 · You cannot put lists in sets since lists are mutable and could change (which could affect whether they are duplicate to another list in the set). I would suggest a different approach for a list of …
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What is the difference between list [1] and list [1:] in Python?
Oct 5, 2012 · By using a : colon in the list index, you are asking for a slice, which is always another list. In Python you can assign values to both an individual item in a list, and to a slice of the list.
python - Find a value in a list - Stack Overflow
Stephane: Let me rephrase it: if x in list is not the thing that people complain not being a built-in function. They complain about the fact that there is not explicit way to find the first occurrence of something in …