What’s the easiest way to present debugging information in a Rails view?
Where can you find information about how quickly different aspects of a request were handled?
How can you test routing from the console?
How do you tell your program to support the Ruby debugger?
How do you let your program continue when you exit the Ruby debugger?
method makes it easy to present the complete contents of an object in a
mostly readable YAML representation..
Rails includes a lot of timing information in its development log, which is
available both in the terminal window for
script/server and in the log/development.log file.
You can test simple routes by calling
app.url_for. If you need to test named routes,
ActionController:UrlWriter and then try calling the path methods.
require "ruby-debug" to the config/environments/development.rb file.
When you use the
cont command, rather than the
quit command, the debugger lets Rails get back to what it
was doing. The
quit command exits the debugger and
shuts down the application.