Horacio questions

Horacio answers

• Add a key value pair to all hashes in an array of hashes
• how can measure the benchmark in linux
• Running eval without creating a block scope
• Naming conventions for boolean attributes
• Downgrade to OPENSSL version 1.0 from 1.1 on mac
• Is `map` faster than `each`?
• How to set content-type in proxy_pass?
• How to use gems installed in vendor/bundle directory
• Print exception with stack trace to file
• ActiveSupport::Duration hours/minutes/seconds is always seconds?