When you start working with CSVs in Python, almost everyone hits the same wall. It looks garbled when opened in Excel. Dates remain as strings and cannot be calculated. You get an error when trying to ...

In December 2019 my InfoWorld colleague Sharon Machlis wrote an article called “How to merge data in R using R merge, dplyr, or data.table.” Sharon is a whiz at R programming, and analytics in general ...

A CSV file is a “comma-separated values” file. In plain English, this is a text file that contains an unusually large amount of data. More often than not, this is used in order to create databases of ...

When it comes to working with data in a tabular form, most people reach for a spreadsheet. That’s not a bad choice: Microsoft Excel and similar programs are familiar and loaded with functionality for ...

Most practical data arrives as CSV or Excel files. Many of the issues encountered during loading stem from four main causes: ...