Provide a brief overview of the issue to solve, or describe why this is a best practice.

Add any special requirements or attach a dummy data set if needed.


# program to print Hello world

print("Hello world")
cat("Hello world\n") # Use in-line comments to explain your code


Provide examples to support the solution.

Example 1

!!! tip “Useful tip”

You can use special formatting options to highlight some paragraphs in your article.

Example 2

Provide examples in different programming languages and/or operating systems.

Advanced use cases - “See also”

Illustrate advanced use cases and explain how to bring this to the next level.

Provide useful resources and link to “see also” articles.


Please provide up to 10 keywords for this Building Block. Metadata should provide information on the role and usage of this Building Block.