To get a list of functions, type dumpConsoleFunctions();
To get a list of datablocks, type DataBlockGroup.listObjects();
To get a list of an object's member fields, use the dump() method. For example, findClientByName("me").dump();
To get a list of classes/namespaces, type dumpConsoleClasses();
To get a list of packages, type dumpActivePackages();
Those should be all of the reference functions you'll ever need. Be sure to only enable default add-ons when you use them.