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# Blog

## Final Friday Fix: September 2021 Challenge

24 September 2021

On the final Friday of each month, we are going to set an Excel / Power BI challenge for you to puzzle over so that you can get your “Excel fix”. Challenge your office colleagues to see who can solve the puzzle quickest. There are no prizes at this stage: you are...

## Power BI Blog: Data Formatting

23 September 2021

Welcome back to this week’s edition of the Power BI blog series. This week, we discuss data formatting in Power BI.

## Power Query: PDF Pandemonium – Part 2

22 September 2021

Welcome to our Power Query blog. This week, I start to transform some data from a PDF file.

## Power Pivot Principles: The A to Z of DAX Functions - ATAN

21 September 2021

In our long-established Power Pivot Principles articles, we are starting a new series on the A to Z of Data Analysis eXpression (DAX) functions. This week it’s ATAN without colour …

## A to Z of Excel Functions: the LENB Function

20 September 2021

Welcome back to our regular A to Z of Excel Functions blog. Today we look at the LENB function.

## A to Z of Excel Functions: the LEN Function

17 September 2021

Welcome back to our regular A to Z of Excel Functions blog. Today we look at the LEN function.

## Power BI Blog: Power BI REST API Support for DAX Queries

16 September 2021

Welcome back to this week’s edition of the Power BI blog series. This week, we discuss the Power BI REST API support for DAX queries now in Preview.

## Power Query: PDF Pandemonium – Part 1

15 September 2021

Welcome to our Power Query blog. This week, I look at extracting data from a PDF file.

## Power Pivot Principles: The A to Z of DAX Functions - ASINH

14 September 2021

In our long-established Power Pivot Principles articles, we are starting a new series on the A to Z of Data Analysis eXpression (DAX) functions. This week it’s ASINH …

## A to Z of Excel Functions: the LEFTB Function

13 September 2021

Welcome back to our regular A to Z of Excel Functions blog. Today we look at the LEFTB function.

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