The most useful Excel date functions handle everyday workflows like countdowns, working days, and month-based planning ...

Pivot tables still have their place, but I'd rather type one formula for a quick summary.

Dynamic PHP pages give you the option to choose a MySQL table dynamically from which to query. You must ensure that the table exists before running a query on the table. PHP has a quick function that ...

Overview Excel remains a core tool for data analysts, and a small set of functions can handle most tasks related to lookups, ...

Make your R data.table code more efficient and elegant with these special symbols and operators. Plus, learn about the new fcase() function R data.table code becomes more efficient — and elegant — ...

Learn to fix Power Query date format errors and missing columns efficiently using the new culture record argument in ...

Ajax works with HTML tables and XML data to display a list of records for your Web readers. Instead of defining each HTML element, Ajax lets you call table functions to display records in rows and ...