我试图按照此处的说明Remote debugging Rails application in Aptana Studio 3在我的IDE（Aptana）中启动远程调试会话。答案建议使用命令
rdebug-ide -p 7000
在我的项目中。但是，这样做会导致此错误
localhost:my_project davea$ rdebug-ide -p 7000
Using ruby-debug-base 0.2.4.1
Usage: rdebug-ide is supposed to be called from RDT, NetBeans, RubyMine, or
the IntelliJ IDEA Ruby plugin. The command line interface to
ruby-debug is rdebug.
Options:
-h, --host HOST Host name used for remote debugging
-p, --port PORT Port used for remote debugging
--dispatcher-port PORT Port used for multi-process debugging dispatcher
--evaluation-timeout TIMEOUT evaluation timeout in seconds (default: 10)
--evaluation-control trace to_s evaluation
-m, --memory-limit LIMIT evaluation memory limit in mb (default: 10)
-t, --time-limit LIMIT evaluation time limit in milliseconds (default: 100)
--stop stop when the script is loaded
-x, --trace turn on line tracing
--skip_wait_for_start skip wait for 'start' command
-l, --load-mode load mode (experimental)
-d, --debug Debug self - prints information for debugging ruby-debug itself
--xml-debug Debug self - sends information <message>s for debugging ruby-debug itself
-I, --include PATH Add PATH to $LOAD_PATH
--attach-mode Tells that rdebug-ide is working in attach mode
--key-value Key/Value presentation of hash items
--ignore-port Generate another port
--keep-frame-binding Keep frame bindings
--disable-int-handler Disables interrupt signal handler
--rubymine-protocol-extensions
Enable all RubyMine-specific incompatible protocol extensions
--catchpoint-deleted-event Enable chatchpointDeleted event
--value-as-nested-element Allow to pass variable's value as nested element instead of attribute
Common options:
-v, --version Show version
Must specify a script to run
这是什么意思？我正在运行Rails 5项目。上面的外壳是bash。