👉 Raincheck is a term used in computer science to refer to an event that occurs after a certain amount of time but before it has actually occurred. It's often used in scenarios where there are multiple possible outcomes or events that could happen, and it helps clarify what might have happened if the original event had not occurred. For example, suppose you're planning a trip for your friend, but they forget to bring their passport with them. You decide to take a raincheck by making sure that your friend