HashSet (.NET4) isn't ignoring duplicates in c#
2573
C# Hashset Contains Non-Unique Objects
5724
Why does my ArrayList contain N copies of the last item added to the list?
147372
Remove duplicates from ArrayLists
108888
What is the fastest way to compare two sets in Java?
156233
Why does the set of all singleton sets not exist?
32826
C# LINQ find duplicates in List
4442
What is the { get; set; } syntax in C#?
94964
How to get list of duplicates when using DeleteDuplicates?
137337
Removing duplicates from a list collection
73721
How to to calculate the hash of an unordered set
46533
Duplicates of duplicates should be remapped
149172
Java: Avoid inserting duplicate in arraylist
142913
How do you get the "object reference" of an object in java when toString() and hashCode() have been overridden?
76854
When does HashSet 'add' method calls equals?
52581
index() match() join() I want to show all duplicate results disregarding their order
12285
Remove duplicates from a List in C#
89607
Why do C# collection initializers work this way?