Learn how DROP, REDUCE, LAMBDA, and STACK make Excel arrays update automatically, split text, and stack filtered results ...

I've written many times about the many benefits of formatting your data as a structured table in Microsoft Excel. However, despite this, there's one major issue that continues to throw a spanner in ...

Allowing for the right kind of input into PowerShell functions is important. It can mean the difference between writing a function once and forgetting about it constantly having to refactor it to ...

In addition to the new SORT function, you may also find the new FILTER and UNIQUE array functions useful. For example, the worksheet on the next page contains a detailed listing of invoices in columns ...