MySQL table primary keys and unique indexes prevent multiple rows with the same index from being added to the table. If you try to insert a duplicate row with a ...

As your business grows, so too will the documents and spreadsheets that you use to help keep things running. Eventually, the spreadsheets may get so big that it becomes almost impossible for you to ...

Animal Crossing: New Horizons is full of adorable little villagers that will come live on your island town with you. Unfortunately, you don’t always get to choose who moves in - and maybe you need a ...

Your photos are probably taking up a lot of valuable storage on your iPhone. Here's how to clean it up. Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is ...

Deleting your Facebook doesn't require jumping through hoops, but you don't want to leave your data behind when you log out for the last time. Jen Karner has spent the last 10 years covering ...