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Groups > comp.lang.c > #24910

Re: dereference

From "Bill Cunningham" <nospam@nspam.invalid>
Newsgroups comp.lang.c
Subject Re: dereference
Date 2012-08-25 09:46 -0400
Organization Aioe.org NNTP Server
Message-ID <k1akvt$8fq$1@speranza.aioe.org> (permalink)
References (3 earlier) <k140s1$edq$1@speranza.aioe.org> <6b49cbc2-8056-4b08-9f48-cfcd905cfd46@s2g2000vbj.googlegroups.com> <GpudnbIvWLDzJ6rNnZ2dnUVZ_oydnZ2d@bestweb.net> <k19353$1mo$1@speranza.aioe.org> <qrlg38955oc3umvh61b06q27hmb25kuov8@4ax.com>

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Barry Schwarz wrote:

> There are no pointer variables in your code.  Go back and start again
> from scratch while writing "Arrays and pointers are different objects"
> 1000 times.

    This is something I know because its been drilled into me. But the thing 
is I haven't yet caught onto the real meaning yet. For example I know of a 
funtion whose prototype is char * but if you put a string into it the 
function doesn't work correctly it's called cbc_crypt(). You have to pass 
char key[]="string"; to char *key, the first parameter. Not quite sure why 
yet but that's the way it works.

Bill

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Thread

dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-20 18:04 -0400
  Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-20 15:30 -0700
    Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-20 18:37 -0400
      Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-20 18:43 -0700
      Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-22 14:42 -0400
        Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-22 12:10 -0700
          Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-22 17:38 -0400
    Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-20 21:09 -0400
      Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-20 18:46 -0700
        Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-21 16:15 -0400
        Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-21 16:26 -0400
      Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-22 14:49 -0400
        Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-22 18:10 -0400
          Re: dereference Barry Schwarz <schwarzb@dqel.com> - 2012-08-22 17:36 -0700
            Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-22 20:50 -0400
              Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-22 17:54 -0700
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-22 21:23 -0400
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-22 21:26 -0400
                Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-23 12:55 -0400
                Re: dereference Mark Bluemel <mark_bluemel@pobox.com> - 2012-08-24 08:05 +0100
                Re: dereference Hans Vlems <hvlems@freenet.de> - 2012-08-24 03:00 -0700
                Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-24 13:31 -0400
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-24 17:20 -0400
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-24 19:36 -0400
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-24 20:42 -0700
                Re: dereference Hans Vlems <hvlems@freenet.de> - 2012-08-27 00:11 -0700
                Re: dereference Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-08-27 02:01 -0700
                Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-27 03:24 -0700
                Re: dereference Barry Schwarz <schwarzb@dqel.com> - 2012-08-24 21:44 -0700
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-25 09:46 -0400
                Re: dereference Vincenzo Mercuri <vincenzo.mercuri@yahoo.it> - 2012-08-25 16:22 +0200
                Re: dereference Vincenzo Mercuri <vincenzo.mercuri@yahoo.it> - 2012-08-25 16:33 +0200
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-25 08:07 -0700
                Re: dereference Vincenzo Mercuri <vincenzo.mercuri@yahoo.it> - 2012-08-25 17:55 +0200
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-25 10:58 -0700
                Re: dereference Ike Naar <ike@iceland.freeshell.org> - 2012-08-25 20:39 +0000
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-26 14:49 -0700
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-25 18:36 -0400
                Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-25 16:42 -0700
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-25 20:19 -0400
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-26 14:40 -0700
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-26 14:46 -0700
                Re: dereference Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-08-27 02:11 -0700
                Re: dereference James Kuyper <jameskuyper@verizon.net> - 2012-08-27 08:36 -0400
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-27 10:38 -0700
                Re: dereference James Kuyper <jameskuyper@verizon.net> - 2012-08-27 13:55 -0400
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-27 12:57 -0700
                Re: dereference James Kuyper <jameskuyper@verizon.net> - 2012-08-27 16:25 -0400
                Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-29 10:41 -0400
                Re: dereference Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-08-27 02:09 -0700
                Re: dereference Barry Schwarz <schwarzb@dqel.com> - 2012-08-25 12:16 -0700
                Re: dereference Keith Thompson <kst-u@mib.org> - 2012-08-25 16:40 -0700
                Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-25 21:21 -0400
                Re: dereference Barry Schwarz <schwarzb@dqel.com> - 2012-08-25 21:48 -0700
                Re: dereference Les Cargill <lcargill99@comcast.com> - 2012-08-25 13:08 -0500
                Re: dereference Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-08-27 02:02 -0700
                Re: dereference Andrew Cooper <amc96@cam.ac.uk> - 2012-08-25 02:53 +0100
                Re: dereference Hans Vlems <hvlems@freenet.de> - 2012-08-27 00:10 -0700
                Re: dereference Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-08-27 02:14 -0700
                Re: dereference Adrian Ratnapala <adrian.ratnapala@gmail.com> - 2012-08-27 10:34 -0700
                Re: dereference Kenneth Brody <kenbrody@spamcop.net> - 2012-08-29 10:22 -0400
  Re: dereference Les Cargill <lcargill99@comcast.com> - 2012-08-20 17:38 -0500
    Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-20 18:41 -0400
  Re: dereference "christian.bau" <christian.bau@cbau.wanadoo.co.uk> - 2012-08-20 16:43 -0700
    Re: dereference Mark Bluemel <mark_bluemel@pobox.com> - 2012-08-21 09:22 +0100
    Re: dereference "Bill Cunningham" <nospam@nspam.invalid> - 2012-08-21 16:12 -0400

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