Recent Posts

Your First PHP Script - Hello World!

In this series of tutorials, I’ll give you a little introduction to the PHP programming language, which is used to dynamically generating web pages. If you f...

How to save plots in R to files

If you have generated a chart in R which you want to save as an image, simply for posterity or because you want to use in a document or presentation, this tu...

Random Numbers in Excel

To generate a random number in Excel, use the RAND() function, which returns a random number between 0 and 1. It will return a different random number each t...

Today’s date in Excel

Working with dates is a key task in Excel. This tutorial will show you a few ways to get the current date in Excel 2003, Excel 2007 and Excel 2010.

Colour Cell Borders in Excel

This is quite a simple tutorial, but it can help to make your Excel 2007 or Excel 2010 spreadsheets more attractive if used sparingly. We’ll show you the ste...

Shortcut Key to Paste Values in Excel

If you came here looking for an easy short-cut key to paste values in Excel then it’s bad news I’m afraid - there just isn’t a simple keyboard shortcut in th...

Password Protect Excel Spreadsheets

If you’re using Excel 2007 or later, the option to require a password to open an Excel spreadsheet may be in a different place than you are used to in earlie...