Follow the steps below to create a drop-down list using data validation in Excel. If you want to add a message pop up, you can click the Input Message tab and check the checkbox for “Show input ...

A merge sort uses a technique called divide and conquer. The list is repeatedly divided into two until all the elements are separated individually. Pairs of elements are then compared, placed into ...

In her regular series for Cambridge Network members - now in its 15th year - software training expert Karen Roem offers handy tips to help you 'Tame your computer'. This week she describes how to ...