THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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There are also some other neat settings you should check out in getApplicationSettings(), getDebugSettings(), getExceptionSettings(), getMarkupSettings(), getPageSettings(), getRequestCycleSettings(), getSecuritySettings and getSessionSettings(). See the javadoc for more information.
If calling setInternalErrorPage, make sure to also call:
getExceptionSettings().setUnexpectedExceptionDisplay(IExceptionSettings.SHOW_INTERNAL_ERROR_PAGE);
My application says "DEVELOPMENT MODE", how do I switch to production?
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