Jordan Running questions

Jordan Running answers

• What charset to use for json with base64 encoded binary data?
• Best code structure for Rails associations
• Correctly declare static variables in JavaScript classes
• Apart from "g", how to replace all characters from a string with a " "?
• Export HTML table to csv file on client side
• How can I store functions within the HTML5 history states
• Can I make this Ruby code faster and/or use less memory?
• Ruby: DRY class methods calling Singleton instance methods [duplicate]
• Public/Private key authentication for Ruby Net::SFTP
• Checking a constant for security reason