$ python linkcheck.py  http://www.cs.unc.edu/Courses/comp524-s10/  http://www.cs.unc.edu/ http://www.google.com http://not.a.host http://www.cs.unc.edu/doesnt-exist

Document: http://www.cs.unc.edu/Courses/comp524-s10/
====================================================
OK  doc/syllabus.pdf
OK  http://www.cs.unc.edu/~bbb
OK  http://www.chiark.greenend.org.uk/~sgtatham/putty/
OK  hw/5/hw5.pdf
OK  hw/4/hw4.pdf
OK  hw/4/hw4-solution.zip
OK  hw/3/hw3.pdf
OK  hw/2/hw2.pdf
OK  hw/2/reference-output.zip
OK  hw/1/hw1.pdf
OK  hw/1/hw1-solution.zip
OK  doc/quiz1-solution.pdf
OK  doc/quiz2-solution.pdf
OK  doc/quiz3-solution.pdf
OK  doc/midterm-solution.pdf
OK  doc/01Introduction.pdf
OK  doc/02ProgrammingLanguages.pdf
OK  doc/03CompilationAndInterpretation.pdf
OK  doc/04LexicalAnalysis.pdf
OK  doc/05SyntaxAnalysis.pdf
OK  doc/06PrologNotes.pdf
OK  src/day.pl
OK  src/day_facts.pl
OK  src/prolog-examples.zip
OK  doc/07BindingStorage.pdf
OK  doc/08Scope.pdf
OK  doc/09ControlFlow.pdf
OK  doc/10DataTypes.pdf
OK  doc/11TypeSystems.pdf
OK  doc/12FunctionalProgramming.pdf
OK  src/reverse.hs
OK  src/math.hs
OK  src/apply.hs
OK  src/hof.hs
OK  src/inf.hs
OK  src/dim.hs
OK  doc/13Polymorphism.pdf
OK  doc/14ObjectOrientation.pdf
OK  src/memoize.py
OK  src/avg.py
OK  doc/15RuntimeSystem.pdf
OK  doc/trivia-01-14-2010.pdf
OK  doc/trivia-01-19-2010.pdf
OK  doc/trivia-01-21-2010.pdf
OK  doc/trivia-01-28-2010.pdf
OK  doc/trivia-02-09-2010.pdf
OK  doc/trivia-02-18-2010.pdf
OK  doc/trivia-03-16-2010.pdf
OK  doc/trivia-03-30-2010.pdf
OK  doc/trivia-04-06-2010.pdf
OK  doc/trivia-04-15-2010.pdf
OK  http://www.cs.rochester.edu/~scott
OK  http://www.cs.rochester.edu/~scott/pragmatics/
OK  http://search.lib.unc.edu/search?R=UNCb5201841
OK  http://homepages.inf.ed.ac.uk/pbrna/prologbook/index.html
OK  http://www.learnprolognow.org/
OK  http://www.swi-prolog.org/
OK  http://hackage.haskell.org/platform/
OK  http://book.realworldhaskell.org/
OK  http://www.cs.utah.edu/~hal/docs/daume02yaht.pdf
OK  http://www.haskell.org/~pairwise/intro/intro.html
OK  http://www.haskell.org/tutorial/
OK  http://www.haskell.org/haskellwiki/Learning_Haskell
OK  http://www.haskell.org/haskellwiki/Books_and_tutorials
OK  http://learnyouahaskell.com/
OK  http://www.lisperati.com/haskell/
OK  http://research.microsoft.com/en-us/um/people/simonpj/papers/haskell-tutorial/
OK  http://www.python.org/
OK  http://diveintopython.org/
OK  http://docs.python.org/tutorial/
OK  http://docs.python.org/
OK  http://lambda-the-ultimate.org/
OK  http://hopl.murdoch.edu.au/
OK  http://www.levenez.com/lang/
OK  http://unixwiz.net/techtips/iguide-crypto-hashes.html
OK  http://www.cs.unc.edu/~anderson/teach/comp455/
OK  http://www.cs.unc.edu/Admin/Courses/descriptions/144.html
OK  http://www.cs.unc.edu/~olivier/comp524/
BAD http://validator.w3.org/check?uri=referer (HTTP: 403)

Document: http://www.cs.unc.edu/
================================
OK  /WhyJoinUs/
OK  People/Faculty/
OK  Research/ProjectIndex/
OK  Events/Calendar/
OK  General/Directions/
OK  General/ContactUs.html
OK  Events/News/index.html
OK  http://www.cs.unc.edu/Admin/Schedules/10fall.html
OK  https://college.unc.edu/features/april2010/article.2010-04-15.4365890463
OK  http://www.livescience.com/researchinaction/ria-100325.html
OK  Events/News/brooksvrcareer.html
OK  Events/News/linvrtech.html
OK  http://research.unc.edu/recovery/
OK  Admin/Faculty/Recruiting/index.html
OK  http://www.cs.unc.edu/Admin/AcademicPrograms/UGCSMinors.htm
OK  http://www.cs.unc.edu/Admin/AcademicPrograms/Bachelors/introcourses.html
OK  http://www.cs.unc.edu/Events/News/index.html
OK  https://college.unc.edu/foundation/makeagift
OK  http://artsandsci.unc.edu/
OK  People
OK  Research
OK  Admin
OK  Events
OK  General
OK  Joining
OK  Resources
OK  Beyond
OK  Publications
OK  /General/AboutOurSite.html
BAD mailto:info@cs.unc.edu ([Errno url error] unknown url type: 'mailto')
BAD mailto:webmaster@cs.unc.edu ([Errno url error] unknown url type: 'mailto')
BAD mailto:pubs@cs.unc.edu ([Errno url error] unknown url type: 'mailto')
OK  http://www.cs.unc.edu/%7Etsc/welcome.html

Document: http://www.google.com
===============================
OK  http://images.google.com/imghp?hl=en&tab=wi
OK  http://video.google.com/?hl=en&tab=wv
OK  http://maps.google.com/maps?hl=en&tab=wl
BAD http://news.google.com/nwshp?hl=en&tab=wn (HTTP: 403)
OK  http://www.google.com/prdhp?hl=en&tab=wf
OK  http://mail.google.com/mail/?hl=en&tab=wm
OK  http://www.google.com/intl/en/options/
OK  /url?sa=p&pref=ig&pval=3&q=http://www.google.com/ig%3Fhl%3Den%26source%3Diglk&usg=AFQjCNFA18XPfgb7dKnXfKz7x7g1GDH1tg
OK  /preferences?hl=en
OK  https://www.google.com/accounts/Login?hl=en&continue=http://www.google.com/
OK  /advanced_search?hl=en
OK  /language_tools?hl=en
OK  /intl/en/ads/
OK  /services/
OK  /intl/en/about.html
OK  /intl/en/privacy.html

Document: http://not.a.host
===========================
Error: the document could not be retrieved ([Errno socket error] [Errno 8] nodename nor servname provided, or not known).

Document: http://www.cs.unc.edu/doesnt-exist
============================================
Error: the document could not be retrieved (HTTP: 404).