claudiut questions

• Nginx - How do I know when $http_referer is not set or empty?
• How can I download a large file from Amazon S3 through my Rails server, progressively
• Cypress - automatically run all tests in browser, with hot reload
• Sinatra - response.set_cookie doesn't work
• How to check if a directory/file/symlink exists with one command in Ruby

claudiut answers