remove duplicates from list

1mylist = ["a", "b", "b", "c", "a"]
2mylist = sorted(set(mylist))
3print(mylist)

1
2  mylist = ["a", "b", "a", "c", "c"]
3mylist = list(dict.fromkeys(mylist))
4
5  print(mylist) 

1# HOW TO REMOVE DUPLICATES FROM A LIST:
2# 1) CREATE A LIST
3my_list = [1, 2, 3, 4, 5, 5, 5, 1]
4# 2) CONVERT IT TO A SET AND THEN BACK INTO A LIST
5my_list = list(set(my_list))
6# 3) DONE! 
7print(my_list) #WILL PRINT: [1, 2, 3, 4, 5]

1# remove duplicate from given_list using list comprehension
2res = []
3[res.append(x) for x in given_list if x not in res]

1# removing duplicated from the list using naive methods 
2
3# initializing list 
4sam_list = [11, 13, 15, 16, 13, 15, 16, 11] 
5print ("The list is: " + str(sam_list)) 
6
7# remove duplicated from list 
8result = [] 
9for i in sam_list: 
10    if i not in result: 
11        result.append(i) 
12
13# printing list after removal 
14print ("The list after removing duplicates : " + str(result)) 
15

1 ArrayList<Object> withDuplicateValues;
2 HashSet<Object> withUniqueValue = new HashSet<>(withDuplicateValues);
3 
4 withDuplicateValues.clear();
5 withDuplicateValues.addAll(withUniqueValue);