How to use the REDUCE function
What is the REDUCE function? The REDUCE function shrinks an array to an accumulated value, a LAMBDA function is needed […]

Working with classic ciphers in Excel
What's on this page Reverse text Insert random characters Convert letters to numbers How to shuffle characters in the alphabet […]

Group rows based on a condition
What's on this page Group rows based on a condition Merge matching rows 1. Group rows based on a condition […]

Rearrange data
Sean asks: Sheet1A B C D 8 Country Europe 9 Lights 100 10 Type A 200 11 12 Country USA […]

Analyze word frequency in a cell range
This article demonstrates two ways to calculate the number of times each word appears in a given range of cells. […]

Filter strings containing a given substring in a cell range
This post describes ways to extract all matching strings from cells in a given cell range if they contain a […]

Convert date ranges into dates
This article demonstrates how to create a list of dates based on multiple date ranges. Table of contents Convert date […]