ruby-begin-end-block.md

demo the begin-end block

https://stackoverflow.com/questions/14050296/what-does-rubys-begin-do

cat ruby-begin-end-block.md | grep -v -E '`|^#' | bash -xe

curl -s https://gist.githubusercontent.com/jiahut/25d90714eb9f9181af36559ec4148f51/raw/ | grep -v -E '`|^#' | bash -xe

cat <<-EOF | ruby 
  END { puts 'END block' }
  puts 'foobar'
  BEGIN { puts 'BEGIN block' }
EOF