Learn how Python's dictionary data structure works as a powerful and versatile way to store and retrieve objects and data in your applications. Programming languages all come with a variety of ...

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 ...

Within the Python in Excel environment, you can directly create and interact with dataframes (the fundamental data structure in Python's powerful pandas library). Instead of dealing with complex ...

Now imagine combining Excel’s familiar interface with the analytical power of Python ... assess its structure and contents. Generate summary statistics using `DataFrame.describe()` to identify ...

Building fast and highly performant data science applications ... basics of programming in Python. By completing this specialization, you will be able to: Organize, store, and process data efficiently ...

In my article "Launching External Processes in Python", I described how you can launch processes from ... Now, the way that I'm doing this isn't so wise, because Python data structures aren't ...