How to get a set of values from a list so that the order of the set is such that the order in the list is still preserved in the set?
652
How do you remove duplicates from a list whilst preserving order?
55482
Eliminate from list of sets those that are equal (except for the order)
5763
How to preserve the order of terms in the output
43262
Storing arrays in Set and avoiding duplicates
89427
Retaining and reusing a one-to-one mapping from a sort
133594
Get unique elements from list of lists when the order of the sublists does not matter
77370
How to keep an Javascript object/array ordered while also maintaining key lookups?
119073
How to sort two lists (which reference each other) in the exact same way
21871
In Python, what is the fastest algorithm for removing duplicates from a list so that all elements are unique *while preserving order*?
105073
How can I randomize order of elements in a list?
9592
Sort lists according to the order of another
128718
Converting a list to a set changes element order
1561
Comparing two collections for equality irrespective of the order of items in them
77785
How to find the position of elements in a list satisfying criteria
155825
Sort a list of tuples by 2nd item (integer value)
53248
Check variable equality against a list of values
27025
How do I choose an element from a non-empty set?