If you have a PowerPivot workbook created with Excel 2010, in order to navigate and/or update the data model with Excel 2013 you need to upgrade the workbook.  Read more

With the modern editors that have automatic code formatting features, each one has its own code formatting style. Usually, there are a few “common rules” for code formatting depending on the language, but there was nothing for DAX  Read more

Several Time Intelligence functions in DAX use a <dates> argument, which has a special behavior because it can be expressed by using both a column reference syntax, a table expression or a Boolean expression.  Read more