In this article you can see a sample code I use to store simple Key-Value pairs in another objects, i.e. List or ArrayList Continue reading
If you want to check if your linked list is circular you can use Floyd’s Cycle-Finding Algorithm aka
Tortoise and the Hare Algorithm.
It’s quite efficient as It has O(n) complexity.
Simple implementation of Two-way linked list in C++ Continue reading
In case you’d like to display a popup with list of values where user can select one or more values than follow the code snippet