I use a diary to maintain the tasks for any day. If the tasks are not done on that day, very rarely they are done in a single day, I write them on the next day'

I use a diary to maintain the tasks for any day. If the tasks are not done on that day, very rarely they are done in a single day, I write them on the next day's calendar page. I also write a small note below the previous page where I get the next thread.