This week has been about testing data pipelines, compression algorithms, notebooks, QR codes and tabular data.
An application to move around MacOS with the keyboard a-la Vim.
An article on how QR codes work and how to exploit its tolerance to errors to embed images in them.
A tool to harness testing for data pipelines.
A guide on compression algorithms. The interactive section, once complete, will be an excellent place to get an intuition on how each algorithm work.
A tool to save Jupyter notebooks as extended Markdown or marked Python, R, Julia scripts.
Deepnote might interest you if you are after a collaborative notebook experience.
A tool to copy tabular data between databases, CSV files and cloud storage.