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Articles about development, technology and programming

6 articles 1.4k views 3 categories
Featured Tech

The infinite monkey and the Rubik's cube: random walk vs God's Number

A Rubik's cube doing random moves forever will solve itself, eventually. On average, after 4×10¹⁹ tries. But the optimal solution is always at most 20 moves away. The difference isn't hardware, it's mathematical structure.

· 12 min · 300 views
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Tech

How entropy saves Google millions of dollars

11 characters carry 64 bits of entropy and save Google tens of millions. The YouTube video ID design wipes out 160 PB of RAM in lookup tables and kills write hotspotting in one shot.

· 7 min · 100 views
Tech

RDAP: The WHOIS Successor (And Why You Should Stop Suffering With the Past)

WHOIS is plain text, random formatting, and RegEx parsing that breaks every other week. RDAP returns structured JSON over HTTPS, with HTTP status codes that make sense and automatic bootstrap via rdap.org.

· 6 min · 980 views