In today's digital world, converting images into organised, professional documents is essential. A good "JPG to PDF" tool makes it easier to create treatment receipts, photos, and study sketches.

Sometimes plunging in headfirst and barehanded is just the most efficient way to nab the nuisance lizard, says Mike Kimmel, who goes by Python Cowboy on social media.

While much of the technology behind digital cameras has changed since the first prototypes, one feature that’s nearly as old ...