commandline session $ 4.2.20 8 463—> shellp *hacker :*hacker: $ 4.2.20 9 464—> shopt -s nullglob $ 4.2.20 10 4100—> shellp *hacker :: $ 4.2.20 11 466—> shellp *t :aio.out: :a.out: :backsubmit.txt: :dpkg–list.output.txt: :icon-tut: :incomplete-resume.txt: :ls.txt: :movie-current: :music.web.txt: :output.bubble-sort: :pagination.code.txt: :random.a1.txt: :random.a.modify.txt: :random.a.txt: :random.bin.txt: :result: :resume.txt: :rt: :sent: :setup.a.txt: :stdout: :test: :tiles.txt: :true.false.command.txt: :url?sa=t: :wget: …