I made a copy of the list but when I make a change to the copy, the original list still changes. I don't understand why
1607
List of lists changes reflected across sublists unexpectedly
121698
replicating elements in list
27145
Why does changing a copy of an argument change the argument?
124370
Inconsistent/incorrect breaks/newlines in lists
8940
Better practice to re-instantiate a List or invoke clear()
20352
Why does foo.append(bar) affect all elements in a list of lists?
81179
Replicate sublist in new list
151233
Why are duplicates not being merged?
131806
2D list has weird behavor when trying to modify a single value
17653
How to save a List on Settings.Default?
149962
ToList()-- does it create a new list?
73156
How to define a function to save a list to a same-name file
128718
Converting a list to a set changes element order
113179
How to make a new List in Java
29562
List.Add seems to be duplicating entries. What's wrong?
21854
Append to a list defined in a tuple - is it a bug?
36636
list management, deletion of duplicates