• CPAN form validators, which is the fastest?

  Raw validation speed benchmark

• Self-hosted Bitcoin payment system

  Cryptocurrency paywall for on-chain payments

• What is a Bitcoin Wallet?

  Demystifying the Bitcoin protocol

• Zipping arrays in Perl

  On reducing implementation complexity with zip function

• Suggestions on improving the Perl Weekly Challenge

  My thoughts regarding the PWC, and how to make it better