https://builtbynikhil.com/tags/variables/ Recent content in Variables on Built by Nikhil Hugo -- gohugo.io en © 2026 Nikhil Joshi Sat, 11 Apr 2026 23:56:00 +0530 https://builtbynikhil.com/arduino/day-4-variables-and-loops/ Sat, 11 Apr 2026 23:56:00 +0530 https://builtbynikhil.com/arduino/day-4-variables-and-loops/ Day 4 of Learn Coding with Arduino — meet variables (labeled boxes that hold numbers) and for loops (repeat without retyping). Blink an LED 5 times in a row with just a few lines.