I can't say how often Java is used (since I don't work in the field), but I've seen many a site that appears to be using
JSP. And I have also had one major US/Can store give me an unhandled NullPointerException with full backtrace when using their website xD
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My
Journal
Thou shalt check the array bounds of all strings (indeed, all arrays), for surely where thou typest ``foo'' someone someday shall type ``supercalifragilisticexpialidocious''.