'''http://i.imgur.com/95IVsDF.gif%|%evil'''?  Nothing is either good or bad but
[http://www.opensourceshakespeare.org/views/plays/play_view.php?WorkID=hamlet&Act=2&Scene=2&Scope=scene%|%thinking
makes it so], but let's see ...  

   [https://en.wikipedia.org/wiki/Combinatorial_explosion%|%combinatorial explosion]:   the enemy within and the road to enlightenment

   `[eval]`:   the gateway to [hell]

   [Why Tcl has no GOTO command%|%goto]:   maybe it's evil, or maybe it's just misunderstood

   [injection attack%|%code injection]:   this one is a doozy

   [Microsoft]:   Evil Incorprated

   [object orientation%|%object-oriented programming]:   will turn you into a marxist, or at least a newt

   [http://www.paulgraham.com/knuth.html%|%premature optimisation]:   [http://www-cs-faculty.stanford.edu/~uno/don.gif] [https://upload.wikimedia.org/wikipedia/en/1/16/Drevil_million_dollars.jpg]

   [race condition%|%race conditions]:   the vampires of the programming world

   [Richard Stallman]:   [http://oreilly.com/openbook/freedom/ch11.html%|%Pulled] a [https://en.wikipedia.org/wiki/Shoe-banging_incident%|%Kruschchev] on [John Ousterhout%|%John] 

   [self-modifying code]:   simply twisted 

   side effects:    the bane of [functional programming%|%functional programmers]

   [Unicode%|%surrogate pairs]:   the true evil twins

   [Update considered harmful%|%Update]:    masquerading as a little friend



** See Also **

   [Bad Thing]:   




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