Guides
Written from things we've actually built and run, with the details that only show up once something is in daily use.
How a Live Sports LED Scoreboard Works: Lessons From Running One Across Four Leagues
What it takes to put live MLB, NFL, NHL and NBA games on a Raspberry Pi LED matrix reliably: team identity, frame timing, priorities, takeover and the data question.
How Much Power Does an LED Matrix Need? Sizing a 5 V Supply for HUB75 Panels
Why a 64x32 LED matrix can draw nearly 8 amps, how to size a 5 V power supply from panel width, and what typical graphics actually need.
How to Track Job Applications So the Numbers Mean Something
Track the furthest stage each application reached, measure replies honestly, and set follow-ups that don't depend on memory. With the formulas.