In 2026, data analysis roles still depend heavily on two practical tools: Excel for cleaning, checking, and working through business data, and Tableau for turning that data into dashboards people ...

What if the tool you’ve been using for years is far more powerful than you ever imagined? Excel, often dismissed as “just a spreadsheet program,” has transformed into a data analysis powerhouse ...

Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

Pittcon’s professional quality online Short Courses are an affordable opportunity for continuing education. All courses count towards building your Professional Hours. Courses take place on Wednesdays ...

Ben Jones is co-founder and CEO of Data Literacy, and the author of nine books on data and AI, including AI Literacy Fundamentals. In a world increasingly focused on data and AI, the role of the data ...

Learn how to use Excel Power Query's extract and split column features to extract delimited strings into their components with this step-by-step tutorial. You might receive foreign data in the form of ...