In this version, the Java Console has been converted to Swing to eliminate the problem. In the previous version of Java Plug-in, Java Console provided only a simple way to show System.out and System.err for debugging of applets . This was inadequate . Triggers finalization on the objects in the finalization queue and then displays memory information. Free is the available memory that is free in the heap.
Displays help message, which is being described here.
Classes are cached to avoid having to load them again when returning to previously-visited pages. When a page is visited the first time, a ClassLoader object will be created and all of the classes that are downloaded will be cached in that object. These objects are created and cached according to their codebase . Additional information displayed with a ClassLoader object includes zombie , cache and info . Displays heap memory usage as described above.