How to create recurring tasks ?

[SachGw]

I am trying to make a to-do list app.So far my app can take in the Name,Date and time of the tasks and store them in a database and even display them on a listview.Now I am trying to make those tasks recurring,but I don't have any idea how to do it,could some please guide me

 

[NJDude]

You will have to add days, months, etc to your starting date, take a look at THIS.