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Re: Forth for education

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From "Rod Pemberton" <dont_use_email@nohavenotit.com>
Newsgroups comp.lang.forth
Subject Re: Forth for education
Date Wed, 18 Sep 2013 21:02:38 -0400
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On Wed, 18 Sep 2013 10:35:45 -0400, Alex McDonald <blog@rivadpm.com> wrote:

> on 18/09/2013 14:41:25, "Rod Pemberton" wrote:
>> On Wed, 18 Sep 2013 03:57:19 -0400, Andrew Haley
>> <andrew29@littlepinkcloud.invalid> wrote:
>>> Rod Pemberton <dont_use_email@nohavenotit.com> wrote:

>>>> Sigh, here we go again...
>>>>
>>>> Every time I mention lack of syntax or language structure in Forth,
>>>> I get ripped.  A short while later someone who programs in Forth
>>>> cites the exact issue by example.  This time it happened to be Hugh.
>>>> Are you guys doing this intentionally or just for "fun"?  Can you
>>>> truly be so blissfully unaware of the issue that you don't realize
>>>> it even when you explicitly complain about it?
>>>
>>> How can you say we're unaware of it?  We know Forth very well.  The
>>> argument is whether the lack of, say, syntax is a bug or a feature.
>>>
>>
>> If it's frequently complained about, wouldn't that make it a bug?
>
> People frequently complain about casting in C.

Who?

If you're coding C correctly, casts are mostly not needed. At least,
that's what most experience C programmers tell the newbs...

But, casting can be useful to bypass the type system to ensure proper
representation, proper truncation, or proper type conversion in
situations where C's default methods don't work correctly.

But, this isn't about C.

> Perhaps that's a bug.

And, it's still not about C...

Incorrect use of casting can definately result in bugs, but at least
C has a limited type system to prevent some common coding mistakes.
Forth doesn't have a type system at all.

>> If it's easy to misuse, wouldn't that make it a source of bugs?
>
> Like pointers in C?
>

Exactly.

They are a very powerful and useful feature but also the source of
coding errors for some.  They're available for mis-use in Forth too.

But, this is still not about C.  It's about Forth.  Stop deflecting.

>>> And of course you get ripped.  Your idea of a good way to [spend] your
>>> time is to come to a Forth newsgroup and tell everyone how crap Forth
>>> is.  What did you expect?
>>>
>>
>> Don't you think four decades of conversation on what's the best
>> way to implement control-flow in Forth is enough?
>
> We've had 4 decades of discussing K&R C and the result is -- a set of
> C-like languages, each claiming to fix the problems. Enough is enough,
> sez I.

And, we're still deflecting.

The result was C89, C99, (on going)...  The others aren't C.  Although,
I think it's worthy to note that the set of C-like languages to which
you refer are not Forth-like languages.  Where are the Forth-like
language derivatives?

The H.O.P.L. database seems to no longer be available, but when it
was you could easily see that successful languages, say ALGOL, had
many derivatives.

(History of Programming Languages at Murdoch U. Perth, Australia)
(hopl.murdoch.edu.au)

Could it be true that all Forth-like languages are still ... Forth?
OMG!  What an epiphany.  Forth users can never program in something
better than Forth since all derivatives are just more Forth... ;-)

Is there a reason you won't directly discuss Forth's problems?

I can't believe you don't have some valid complaints.

>>  When it's not how
>> to implement control-flow, it's how to use DOES> ...  Etc., Forth is
>> cryptic, Forth has no syntax.  Don't you think that having the same
>> conversations over and over are indicative of the truth?    I.e., a
>> problem exists with such issues or people wouldn't be wasting their
>> time initiating discussion on them in the first place.  The
>> dismissiveness of those adept in Forth doesn't change that reality.
>>
>> E.g., when was the last time you heard a C programmer discussing
>> new control-flow techniques? (never)
>
> Cough. Template metaprogramming vs compile time function execution. When
> was the last time you heard of a Forth programmer discussing the
> difference between a metaprogramming template language and the language
> itself? Never.
>

Uh, I have no idea what 'template metaprogramming' is, so I don't see how
that falls into the C repertoire.  Did you mean C++'s object classes?


Rod Pemberton

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Thread

Forth for education visualforth@rocketmail.com - 2013-09-09 05:16 -0700
  Re: Forth for education Matthias Koch <matthias.koch@hot.uni-hannover.de> - 2013-09-09 14:59 +0200
  Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-10 04:30 -0400
    Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-10 08:00 -1000
      Re: Forth for education hughaguilar96@yahoo.com - 2013-09-10 21:32 -0700
        Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-11 06:22 -0400
          Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-11 11:52 +0100
            Re: Forth for education Matthias Koch <matthias.koch@hot.uni-hannover.de> - 2013-09-11 14:40 +0200
            Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-12 08:10 -0400
              Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-12 14:20 +0100
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-14 22:47 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-14 17:47 -1000
                Re: Forth for education stephenXXX@mpeforth.com (Stephen Pelc) - 2013-09-15 17:17 +0000
                Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-15 18:52 +0100
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-15 08:11 -1000
                Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-15 19:49 +0100
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-15 09:11 -1000
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-15 20:38 -0700
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-17 17:21 -0400
                Re: Forth for education Spam@ControlQ.com - 2013-09-17 18:01 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-17 14:31 -1000
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-17 22:20 -0700
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-17 22:23 -0700
                Re: Forth for education Bernd Paysan <bernd.paysan@gmx.de> - 2013-09-18 21:56 +0200
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-18 02:57 -0500
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-18 09:41 -0400
                Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-18 15:35 +0100
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-18 21:02 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-18 15:42 -1000
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 15:48 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-20 11:26 -1000
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 20:35 -0400
                Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-19 13:45 +0100
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 16:18 -0400
                Re: Forth for education Alex McDonald <blog@rivadpm.com> - 2013-09-20 14:06 -0700
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-20 17:08 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-20 12:00 -1000
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 20:10 -0400
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-20 23:23 -0700
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-21 13:09 -0400
                Re: Forth for education Mark Wills <markrobertwills@yahoo.co.uk> - 2013-09-23 01:55 -0700
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-23 11:40 -0500
                Re: Forth for education albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-09-23 17:45 +0000
                Re: Forth for education anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-09-23 18:47 +0000
                Re: Forth for education albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-09-24 17:00 +0000
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-23 14:51 -0500
                Re: Forth for education albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-09-24 16:50 +0000
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-24 12:02 -0500
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-21 05:21 -0500
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-21 14:15 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-21 08:52 -1000
                Re: Forth for education Paul Rubin <no.email@nospam.invalid> - 2013-09-21 14:23 -0700
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-22 04:53 -0500
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-22 19:00 -0700
                Re: Forth for education Whammo <sidciavic@gmail.com> - 2013-09-22 21:22 -0700
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-23 08:13 -1000
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 04:25 -0400
                Re: Forth for education visualforth@rocketmail.com - 2013-09-24 21:38 -0700
                Re: Forth for education Rob Sciuk <rob@controlq.com> - 2013-09-23 12:07 -0400
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-23 11:50 -0500
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 03:58 -0400
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-26 09:32 -0400
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-27 19:35 -0700
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-28 01:08 -0400
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-28 01:09 -0400
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 03:21 -0400
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-25 04:00 -0500
                Re: Forth for education Brad Eckert <hwfwguy@gmail.com> - 2013-09-25 09:26 -0700
                Re: Forth for education visualforth@rocketmail.com - 2013-09-25 15:14 -0700
                Re: Forth for education Doug Hoffman <glidedog@gmail.com> - 2013-09-26 07:51 -0400
                Re: Forth for education visualforth@rocketmail.com - 2013-09-26 23:36 -0700
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-21 14:40 -0400
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-21 04:46 -0500
                Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-18 11:41 -0500
                Re: Forth for education Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2013-09-18 22:08 +0100
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-18 21:10 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-18 16:20 -1000
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 16:39 -0400
                Re: Forth for education Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2013-09-19 12:47 +0100
                Re: Forth for education Spam@ControlQ.com - 2013-09-19 11:30 -0400
                Re: Forth for education Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2013-09-19 16:48 +0100
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 16:51 -0400
                Re: Forth for education Gerry Jackson <gerry@jackson9000.fsnet.co.uk> - 2013-09-20 23:17 +0100
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-21 15:19 -0400
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 03:31 -0400
                Re: Forth for education hughaguilar96@yahoo.com - 2013-09-18 21:12 -0700
                Re: Forth for education Mark Wills <markrobertwills@yahoo.co.uk> - 2013-09-19 01:02 -0700
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-21 15:26 -0400
                Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 17:09 -0400
                Re: Forth for education anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2013-09-19 11:28 +0000
                Re: Forth for education Paul Rubin <no.email@nospam.invalid> - 2013-09-18 18:30 -0700
                Re: Forth for education "WJ" <w_a_x_man@yahoo.com> - 2013-09-19 22:51 +0000
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-15 14:06 -0400
                Re: Forth for education Brad Eckert <hwfwguy@gmail.com> - 2013-09-15 19:56 -0700
              Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-12 08:03 -1000
          Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-11 08:59 -1000
            Re: Forth for education albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-09-12 10:48 +0000
              Re: Forth for education Andrew Haley <andrew29@littlepinkcloud.invalid> - 2013-09-12 08:17 -0500
        Re: Forth for education "WJ" <w_a_x_man@yahoo.com> - 2013-09-13 12:48 +0000
          Re: Forth for education Mark Wills <markrobertwills@yahoo.co.uk> - 2013-09-13 06:33 -0700
          Re: Forth for education m.a.m.hendrix@tue.nl - 2013-09-13 07:25 -0700
          Re: Forth for education visualforth@rocketmail.com - 2013-09-13 21:20 -0700
          Re: Forth for education "WJ" <w_a_x_man@yahoo.com> - 2013-09-15 09:04 +0000
            Re: Forth for education mhx@iae.nl - 2013-09-15 02:57 -0700
        Forth is not interactive "WJ" <w_a_x_man@yahoo.com> - 2013-09-20 03:32 +0000
          Re: Forth is not interactive rickman <gnuarm@gmail.com> - 2013-09-20 01:20 -0400
          Re: Forth is not interactive Whammo <sidciavic@gmail.com> - 2013-09-19 23:41 -0700
            Re: Forth is not interactive "Elizabeth D. Rather" <erather@forth.com> - 2013-09-19 21:45 -1000
              Re: Forth is not interactive "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 04:09 -0400
                Re: Forth is not interactive "Elizabeth D. Rather" <erather@forth.com> - 2013-09-19 22:21 -1000
                WJ, aka William James [was Re: Forth is not interactive] "Alex McDonald" <blog@rivadpm.com> - 2013-09-20 10:55 +0100
                Re: WJ, aka William James [was Re: Forth is not interactive] Mark Wills <markrobertwills@yahoo.co.uk> - 2013-09-20 06:17 -0700
                Re: WJ, aka William James [was Re: Forth is not interactive] rickman <gnuarm@gmail.com> - 2013-09-20 13:19 -0400
                Re: WJ, aka William James [was Re: Forth is not interactive] "Alex McDonald" <blog@rivadpm.com> - 2013-09-20 19:45 +0100
                Re: WJ, aka William James [was Re: Forth is not interactive] rickman <gnuarm@gmail.com> - 2013-09-20 14:53 -0400
              Re: Forth is not interactive Mark Wills <markrobertwills@yahoo.co.uk> - 2013-09-20 01:20 -0700
          Re: Forth is not interactive Howerd <howerdo@yahoo.co.uk> - 2013-09-20 02:35 -0700
            Re: Forth is not interactive Howerd <howerdo@yahoo.co.uk> - 2013-09-20 02:39 -0700
          Re: Forth is not interactive mhx@iae.nl - 2013-09-21 04:05 -0700
          Re: Forth is not interactive albert@spenarnc.xs4all.nl (Albert van der Horst) - 2013-09-21 12:43 +0000
    Re: Forth for education stephenXXX@mpeforth.com (Stephen Pelc) - 2013-09-12 14:04 +0000
    Re: Forth for education "Ed" <invalid@invalid.com> - 2013-09-15 18:00 +1000
  Re: Forth for education voidvolker@gmail.com - 2013-09-14 10:41 -0700
    Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-14 10:53 -1000
  Re: Forth for education "WJ" <w_a_x_man@yahoo.com> - 2013-09-19 22:33 +0000
    Re: Forth for education visualforth@rocketmail.com - 2013-09-19 17:17 -0700
      Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 17:44 -0400
        Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-20 23:58 +0100
          Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-20 19:49 -0400
            Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-21 20:33 +0100
              Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 03:49 -0400
                Re: Forth for education "Alex McDonald" <blog@rivadpm.com> - 2013-09-25 09:42 +0100
                Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-26 09:39 -0400
                Re: Forth for education Doug Hoffman <glidedog@gmail.com> - 2013-09-26 10:40 -0400
                Re: Forth for education "Elizabeth D. Rather" <erather@forth.com> - 2013-09-26 08:51 -1000
        Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-20 22:50 -0400
          Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-21 14:27 -0400
            Re: Forth for education rickman <gnuarm@gmail.com> - 2013-09-21 15:33 -0400
              Re: Forth for education "Rod Pemberton" <dont_use_email@nohavenotit.com> - 2013-09-25 03:37 -0400
        Re: Forth for education Paul E Bennett <Paul_E.Bennett@topmail.co.uk> - 2013-09-21 10:02 +0100

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