java collection to retain order and should be unique
102268
Rule of thumb for choosing an implementation of a Java Collection?
76086
Why doesn't Java Map extend Collection?
1561
Comparing two collections for equality irrespective of the order of items in them
1114
Java Class that implements Map and keeps insertion order?
2573
C# Hashset Contains Non-Unique Objects
147396
Is there an insertion order preserving Set that also implements List?
120366
Scala Map implementation keeping entries in insertion order?
61855
Generating Unique Random Numbers in Java
95384
How do I use Linq to obtain a unique list of properties from a list of objects?
155779
Selecting Unique Elements From a List in C#
68610
array_unique for objects?
158177
How do I sort a Set to a List in Java?
41569
Extracting Unique values from a list
145986
Java: Get first item from a collection
36636
list management, deletion of duplicates
54541
Create a copy of the list not referencing the contained objects
121238
How do I get a list of unique random integers? Avoiding numbers being drawn twice