TIL (Today I Learned)

The TIL series of articles contains very short articles documenting something I learned “today”.

Today I learned you can have invisible variables in Python.

Today I learned how to create xkcd-style plots in Python with matplotlib.

Today I learned about the type hint Any and its bidirectional compatibility with all other types.

Today I learned what precision Python floats have.

Today I (re)learned how to delete a file in Python with the module pathlib.

Today I learned how to edit multiple lines in the VS Code code editor.

Today I finished learning how to use a custom JSON decoder to convert JSON to arbitrary Python objects.

Today I learned how to do custom JSON decoding in Python with the module json.

Today I learned how to do custom JSON encoding in Python with the module json.

Today I learned how to use JavaScript functions in PyScript.

Today I learned about PyScript, a tool that lets you run Python in your HTML!

Today I learned how to use rich for beautiful tracebacks in the REPL and how to use it to log prettier exceptions.

Today I learned how you can do beautiful console logging by using the module rich.

Today I learned about the fundamental pandas data type Series.

Today I learned how to use the function pandas.show_versions to get system diagnostic information.

Today I learned how to run the black Python code formatter as a pre-commit hook on git.

Today I learned that True is equal to 1 and False is equal to 0.

Today I learned how to disassemble Python code with the module dis.

Today I learned how to use the package rich by Will McGugan.

Today I learned that you can build web apps with Python using streamlit.