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 ...
ChatGPT can assist with complex Excel formulas, including a VLOOKUP plus IFERROR to return not listed when no match appears.
Excel is my database, Python is my brain.
Francois Ajenstat, who spent 13 years at Tableau including more than seven as chief product officer, is launching Golden ...