How-To Geek on MSN

I stopped using the LET function—and my Excel sheets are better for it

Replacing LET formulas with helper columns made my Excel workbooks easier to audit, adapt, and troubleshoot.
Visual Studio Magazine

Integrating Ajax Code into the ASP.NET Validation Infrastructure

Here's how to integrate the ASP.NET CustomValidator control with client-side code to create a page that uses Ajax and server-side code to validate data at the browser. In a comment to a tip in our ...