insideout teaches two subjects, AI engineering and quant engineering, through short lessons with live examples that readers can play with. Each lesson covers one idea in plain words, asks the reader to make a guess, shows how wrong it was…
posthell is a social media tool for small businesses. The owner writes one line about what happened this week, such as a free slot on Friday or a new dish, and posthell drafts a post for each network, including Instagram, Facebook…