Map is a common way to transform lists in most programming languages. In Python, map is a function that loops over a list and applies a function (that you provide) to each item. Your function receives ...

Bash functions, unlike functions in most programming languages do not allow you to return a value to the caller. When a bash function ends its return value is its status: zero for success, non-zero ...

Take advantage of the high-level async functions in Python’s asyncio library to write more efficient Python applications.

The pattern-matching syntax introduced in Python 3.10 allows for powerful new programming techniques for decision-making in apps.

Python is one of the most approachable languages to learn, thanks to its object-oriented-first approach and its minimal syntax. The standard library includes many useful modules that you can use to ...

In order to store key-value pairs in Python, you can use the dictionary data structure. The dictionary functions in a similar fashion to the Python list, in that it is a collection of data.

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions.