pandas is the premier library for data analysis in Python. Here are some advanced things I like to do with pandas DataFrames to take my analysis to the next level. Change the index of a DataFrame On a ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Data wonks, rejoice! Pivot tables now automatically refresh themselves in a new beta version of Microsoft Excel. You might expect that pivot tables—which can be used to summarize rows and columns of ...

Sometimes, the image file you have isn’t the image format you need. For example, you can’t upload an AI format to Instagram and you can’t put a TIFF on your website. In either case, you need to ...

The Laboratory in Blue Prince is home to two puzzles: the periodic table puzzle and the machine puzzle. Both puzzles are intertwined with one another — you’ll need to solve the periodic table puzzle ...

Columns can be hidden in Excel to streamline the spreadsheet's appearance and protect sensitive information, keeping the data intact but out of sight. Look for gaps or double lines between column ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...

Excel 365 offers a powerful feature known as calculated columns, which significantly improves your data analysis capabilities. This tool allows you to create dynamic calculations that automatically ...

Excel’s pivot tables are powerful tools for data analysis, but their true potential is unleashed when you combine data from multiple sheets. By harnessing the power of Excel’s advanced features, you ...

Microsoft Excel is a powerful database management tool with all sorts of in-depth problem-solving functions and dynamic formatting. To make the most of it, though, you need to know the basics. Using ...