A Champions League final, Conway's Doomsday rule, and a terminal to check your answers. Find the weekday of any date, then build it in C# and C.

Your portfolio is your most important project — make sure Google can find it. Five practical, low-effort SEO tricks I shipped on this site, including structured data, metadata, and a sitemap.

look at this innocent request POST /api/order?userId=1&productId=10 It looks harmless right ? nope. In real systems (CDNs, proxies, logs), this pattern can introduce subt...