Often when I am coding I just like to print little things (mostly the current value of variables) out to console. I don\'t see anything like this for Google App Engine, alth
Hello I'm using the version 1.8.6 of GoogleAppEngineLauncher, you can use a flag to set the messages log level you want to see, for example for debug messages:
--dev_appserver_log_level debug
Use it instead of --debug (see @Christopher answer).