IMPORTANT: In Excel 2016, Excel Mobile, and Excel Online, this function has been replaced with the CONCAT function (see the last functions blog). Although the CONCATENATE function is still available for backward compatibility, you should consider using CONCAT from now on.

Whilst much of the data I deal with comes from workbooks and databases, it can be useful to pull in data from other sources. There are a number of sites traditionally associated with business, but social media sites like Facebook are becoming more accepted business channels due to their high usage and range of users...

More and more users are migrating to the Office 365 subscription model and with that comes great power, well Excel 2016 anyway. And some versions of Office 365 Excel 2016 are getting six new functions to play with. The roll-out started in late February 2016 and continues to this very day.

Imagine this complex function. This function converts real and imaginary coefficients into a complex number of the form x + yi or x + yj, where i or j denotes the square root of -1....

Last week, I looked at how to access and test the built-in Power Query functions. There are occasions, however, when I am repeatedly using the same logic, and I want to store it in a custom function of my own. Let’s take a look....

This week in Sydney, ModelOff hosted their Global Training Camp, featuring speakers from Microsoft and several other companies, including our very own Tim Heng.

While our VBA blog series takes a little hiatus (it’s coming back soon, we promise!), we thought we’d share with you a problem that raises its ugly little head from time to time.

My blog comes of age this week as it hits the big 4-0! I am feeling quite empowered, so that gives me an idea! In M-Powered, I described how to get to a description of the functions that can be used in M code to manipulate data by accessing the Microsoft help pages. There is however another way to get to the functions. Let me show you....

This function returns the number of combinations (with repetitions) for a given number of items.

Are you often COMBIN the Excel functions to see how many subsets you can make? This function returns the number of combinations for a given number of items (i.e. the number of distinct subsets of items where order is unimportant). You should use COMBIN to determine the total possible number of groups for a given number of items.