/* This effect and the next are handled like vibrato.
 * I’m a bit tired, so it begins to be ugly, sorry…
 */

Source: Direct link to the source code
Software: xsoundtrack
Programming language: C

// One thing I cannot stand is f*cking variables that
// are cryptic. I gotta lay off the dope when I code, shit!

Source: Direct link to the source code
Software: sapphire
Programming language: C++

// This function here causes those goddamn BadWindow errors.
// If I see another one of those I will f*cking scream!

Source: Direct link to the source code
Software: sapphire
Programming language: C++

# I should comment that I also like pink, but don’t
# tell anybody.

Source: Direct link to the source code
Programming language: Perl

# If you understand how these functions work, let me know.
# I haven’t got the slighest idea anymore :-)

Source: Direct link to the source code
Software: Filerunner
Programming language: Shell

;; Be *exceptionally* careful about modifications to this
;; function! Much of CC Mode depends on this Doing The Right
;; Thing. If you break it you will be sorry. If you think you
;; know how this works, you probably don’t. No human on
;; Earth does! :-)

Source: Direct link to the source code
Software: CC Mode
Programming language: Lisp

/*
 * Sun people can’t spell worth damn. “compatability” indeed.
 * At least we *know* we can’t spell, and use a
 * spell-checker.
 */

/* Uh, actually Linus it is I who cannot spell. Too much
 * murky Sparc assembly will do this to ya.
 */

Source: Direct link to the source code
Software: Sparc port of Linux
Programming language: Assembly

;;; BUG REPORTS
;;; Please report bugs to ess-bugs@stat.math.ethz.ch
;;; Comments, suggestions, words of praise and large cash
;;; donations are also more than welcome, but should
;;; generally be split between all authors :-)

Source: Direct link to the source code
Software: Emacs Speaks Statistics
Programming language: Lisp

// no f*cking error checking and the book says (and I quote):
// “There will be no errors.” I hate this guy.

Source: Direct link to the source code
Software: RaiseMan
Programming language: C

// Holy god damned shit! Do we really refer runtime data
// in Listviews? omg!!!

Source: Direct link to the source code
Software: WASTE
Programming language: C++

/* No, no exceptions for Americans or Brits. I had to put up
 * with their crap long enough, now it’s time for them to
 * put up with mine. Payback time – though luck, folks. ;-)
 */

Source: Direct link to the source code
Software: KDirStat
Programming language: C++

/**
 * This is optimized for performance, not for aesthetics.
 * And every now and then the old C hacker breaks through in
 * most of us… ;-)
 */

Source: Direct link to the source code
Software: KDirStat
Programming language: C++

/* whoops – got this wrong. i think. or don’t understand what’s happening. */

Source: Direct link to the source code
Software: Samba
Programming language: C

{ I wrote this procedure late last night, so it may not be in it’s most optimised state. Sorry :-)}

Source: Direct link to the source code
Programming language: Pascal/Delphi

/*
After much wailing and gnashing of teeth it would seem that irix64 knows its ANSI spec well, knows that it doesn’t need to, and doesn’t. Bah. Anyway, the all unsigned code below is actually shorter than the old code. :-)
*/

Source: Direct link to the source code
Programming language: C

/*
 * I hate go to , but I use it again for the noodle code :-)
 */

Source: Direct link to the source code
Programming language: C

/* This struct should never be alloced or sizeof() taken.
 * It is defined for the sake of bounds checkers.
 * Well, OK, to deceive bounds checkers really. :-)
 */

Source: Direct link to the source code
Programming language: C

/* FIXME: If cygwin needs this, please push it above, if not, please remove this comment :-) */

Source: Direct link to the source code
Software: wxWindows
Programming language: Autoconf

/*
 * This is a workaround until I know how to *really* flush
 * all caches.. Seems to work now, but I leave that in. Who
 * knows :-)
 */

Source: Direct link to the source code
Software: MILO
Programming language: C

/**
 * Display an “Error” dialog.
 *[...]
 * Your program f*cked up and now it’s time to inform the
 * user. To be used for important things like “Sorry, I
 * deleted your hard disk.”
 */

Source: Direct link to the source code
Software: KDE
Programming language: C++

/* whoops, it must have died between the read of the proc
 * area and now. Oh well, lets just dump some meaningless
 * thing out to keep the rest of the program happy
 */

Source: Direct link to the source code
Programming language: C

/* If next_sb==NULL or it’s equal to a NUL, we’re at the end
 * of the message, so everything is kosher (and I’m not
 * even Jewish! :-) ) */

Source: Direct link to the source code
Software: Maximus
Programming language: C

// Check if it’s okay for this element to be empty. Then we
// will trick the JDOM generator into not generating an empty
// element, by putting an empty string between the tags.
// Yes, it’s a kludge but what’cha gonna do about it. :-)

Source: Direct link to the source code
Software: JSPWiki
Programming language: Java

# WE ALSO HAVE BUTTONS (more BUTT than ONS…. nobody’s
# prefect, ford)

Source: Direct link to the source code
Software: zippimail
Programming language: Perl

// Private joke : Don’t forget to commit sucide, elsewhere
// you gonna be punched by a rollback and go to psychatry

Source: Direct link to the source code
Programming language: PHP

Thanks to Tobias J. for this code candy