Block bad data, duplicates, and incorrect dates with these custom rules.

When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

How to create a drop-down list in Google Sheets Your email has been sent Inconsistent data can create problems in Google Sheets. A misspelled word, an inaccurate ...

I began writing this series of blogs on Excel for Microcontroller Central. When it was shut down, Brad Albing (then editor of Planet Analog) agreed to copy the existing database across as a base for ...

Google Documents and Spreadsheets gets a little better with a new data validation option that will keep you and your collaborators from filling in the wrong types of data. Josh Lowensohn joined CNET ...

If you are creating an interactive spreadsheet, you may need a drop-down list so that users can choose between options. To do so, you can follow this tutorial to create a drop-down list in Google ...