Virvijay - Learn Excel & Power BI

Almost every Power BI report needs dates: sales by month, year-to-date, last year's numbers, growth. All of that …

A dependent drop-down list (also called a cascading drop-down) is a list whose options change based on what you picke…

"How are we doing compared with last year?" is the first question every manager asks. In Power BI you answe…

You write a new calculated column or calculated table in Power BI, press Enter, and get a red error: "A circular…

If you work in Excel, you look up data every day: find a price for a product code, an employee's department, a cu…

A running total (also called a cumulative total) shows how a number grows over time: sales so far this year, customer…

You build a matrix in Power BI, every row looks perfect, and then you look at the Total row and it is simply wrong. …

In 2026 , Power BI is no longer just a dashboard tool. it has become an AI-powered analytics platform with Copilot a…

Introduction In 2026 , recruiters don’t select Power BI candidates just by certificates or courses. They look for rea…