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Perl-Users Digest, Issue: 263 Volume: 8

daemon@ATHENA.MIT.EDU (Perl-Users Digest)
Wed Apr 9 22:07:13 1997

Date: Wed, 9 Apr 97 19:00:22 -0700
From: Perl-Users Digest <Perl-Users-Request@ruby.OCE.ORST.EDU>
To: Perl-Users@ruby.OCE.ORST.EDU (Perl-Users Digest)

Perl-Users Digest           Wed, 9 Apr 1997     Volume: 8 Number: 263

Today's topics:
     Debugging in NT with perl? <ragloh@menger.eecs.stevens-tech.edu>
     Re: Help with Perl and Frames (Geoffrey Hebert)
     Re: HELP: Redirecting links ????? (Ed Kear)
     Re: HELP: Redirecting links ????? (Geoffrey Hebert)
     Icon vs. Perl (was: No GUI environment for Perl?) (R. D. Davis)
     Re: list directory files in order of creation. (Tad McClellan)
     Re: list directory files in order of creation. (David Hawkins)
     Re: lock file necessary? carelf@demon.nl
     Re: need help testing variables. (Tad McClellan)
     Re: Ousterhout and Tcl lost the plot with latest paper <mcmanr@nytrdc058.eq.gs.com>
     Re: Ousterhout and Tcl lost the plot with latest paper <mcmanr@nytrdc058.eq.gs.com>
     Perl Compile Problem LC_TYPE (Yongyan Wang)
     Perl Xref looking for beta site (Geoffrey Hebert)
     Perl, DBperl and Oracle <acgator@erols.com>
     Re: Q:rounding (Tad McClellan)
     Re: Reply to Ousterhout's reply (was Re: Ousterhout and (Steven Correll)
     Re: Reply to Ousterhout's reply (was Re: Ousterhout and <Smi@4mate.hr>
     still a problem passing filehandle to subroutine (Justin C Lloyd)
     Re: system LIST && die   NOT   system LIST || die ?? (Tad McClellan)
     Re: Unix and ease of use  (WAS: Who makes more ...) <seay@absyss.fr>
     Re: Unix and ease of use  (WAS: Who makes more ...) (Hume Smith)
     Re: web visitor info!? (Geoffrey Hebert)
     Re: Who makes more $$ - Windows vs. Unix programmers? (Abigail)
     Digest Administrivia (Last modified: 8 Mar 97) (Perl-Users-Digest Admin)

----------------------------------------------------------------------

Date: Wed, 09 Apr 1997 11:46:37 -0400
From: Keat Lim <ragloh@menger.eecs.stevens-tech.edu>
Subject: Debugging in NT with perl?
Message-Id: <334BB9DD.78B5@menger.eecs.stevens-tech.edu>

i have a unix box with perl cgi scripts and i'm trying to bring it over
to an NT box. i'm running netscape enterprise currently, and the problem
is that the scripts wont run and the error logs does not give as much
information as an errorlog from the unix box. is there anyway i can
debug this script?

thanks

keat lim
ragloh@menger.eecs.stevens-tech.edu


------------------------------

Date: Thu, 10 Apr 1997 00:44:47 GMT
From: soccer@microserve.net (Geoffrey Hebert)
Subject: Re: Help with Perl and Frames
Message-Id: <5ihc6f$7re$2@news3.microserve.net>

Take a book to answer this one.  Simple answer yes
Perl seems to be the only answer.  (will people take exception to that
one)  Look for a Perl/HTML book there are a few out there.


good luck 

Lewis Kurfist <lewis@golden-hamster.com> wrote:

>Can perl be used to dynamically create a frames page and are there any
>special considerations to keep in mind when creating the perl script and
>the html files it calls.

>Lewis




------------------------------

Date: Wed, 09 Apr 97 03:22:18 GMT
From: skear@albany.net (Ed Kear)
Subject: Re: HELP: Redirecting links ?????
Message-Id: <5if218$kju$1@lori.albany.net>

In article <334905D7.13C2@telebyte.nl>, konink@telebyte.nl wrote:
>Hello,
>
>I'm still a little bit of beginner in programming Perl. If got the
>following question:
>
>How can I send an visitor to an page (an page wich is not part of the
>current site) using an perl-script ? 
>What I want to try is like some Banner-systems works: a visitor clicks
>on a link to a script, but automaticly gets to an page on another site.
>Banner-systems use this methodes, as far as I can see, to count
>click-throughs and sending an visitor somewhere else at the same time.
>
>Thanks in advance,
>
>Thomas de Konink
>E-mail: mailto:konink@telebyte.nl
>
>PS: My English is not good, but I hope that it's understandable.

Try this:
print "Location: http://www.othersite.com/page.html\n\n";

As long as it is the first line printed, it should work.

Ed



Ed Kear                 |       *Round the Bend Productions* 
ed@roundthebend.com     | Online Travel Guide for Upstate New York
                        |       http://www.roundthebend.com/


------------------------------

Date: Thu, 10 Apr 1997 00:41:18 GMT
From: soccer@microserve.net (Geoffrey Hebert)
Subject: Re: HELP: Redirecting links ?????
Message-Id: <5ihbvt$7re$1@news3.microserve.net>

Wrong news group.  Try comp.infosystems.www.authoring.cgi
You will need a perl or other cgi script to accept add to counter (or
whatever) then put out
Content-type: text/html/html
Location: http://newURL cr cr


"T. de Konink" <konink@telebyte.nl> wrote:

>Hello,

>I'm still a little bit of beginner in programming Perl. If got the
>following question:

>How can I send an visitor to an page (an page wich is not part of the
>current site) using an perl-script ? 
>What I want to try is like some Banner-systems works: a visitor clicks
>on a link to a script, but automaticly gets to an page on another site.
>Banner-systems use this methodes, as far as I can see, to count
>click-throughs and sending an visitor somewhere else at the same time.

>Thanks in advance,

>Thomas de Konink
>E-mail: mailto:konink@telebyte.nl

>PS: My English is not good, but I hope that it's understandable.




------------------------------

Date: 9 Apr 1997 21:22:53 -0400
From: rdd@access4.digex.net (R. D. Davis)
Subject: Icon vs. Perl (was: No GUI environment for Perl?)
Message-Id: <5ihfdd$jt2@access4.digex.net>

In article <01bc42ae$9220d820$1eee1ace@jupiter.viser.net>,
 <blueox@mail.cyberhighway.com> wrote:
>Is there any gui environment for programming available?  I don't mind
>working with text files made in dos, but a gui wouldn't hurt.  Also, it
[...]

Ermmm, I don't mean to get a "holy war" started here, but if you need
graphics, why not give Icon a try?  Icon's rather portable, as it runs
under UNIX, VMS, MS-DOS, etc. and, from what I can tell, seems to be a
rather nice language for text-processing, as well as other things.  In
addition to providing graphics support, it's got a visual interface
builder (VIB) and can be used with an interpreter or a compiler.

Does anyone care to comment, in an unbiased manner, on the issue of
Perl versus Icon?  Are there others here who have used both?  Both
seem like rahter nice languages... perhaps someone should create a
hybrid of the two, allowing one to have at least three ways of
accomplishing the same thing using the same language.

-- 
R. D. Davis                       http://www.access.digex.net/~rdd 
rdd@digex.net, rdd@mystica.uucp   Computer preservationist.  Many types of
                                  unwanted older computer systems disassembled,
Office telephone: 1-410-744-4900  removed for free (locally) and preserved.


------------------------------

Date: Wed, 9 Apr 1997 16:49:45 -0500
From: tadmc@flash.net (Tad McClellan)
Subject: Re: list directory files in order of creation.
Message-Id: <pt2hi5.3ef.ln@localhost>

walter hawkes (whawkes@lynx.dac.neu.edu) wrote:
: I'm writing a program that reads the files in a directory and prints
: them out in the order they were last modified. 
                                  ^^^^^^^^^^^^^

Oh. From the Subject: I thought this was a "creation time" FAQ again...


: I'm having a problem with getting them in the order they were created.
                                                                ^^^^^^^

Oh. I guess it _is_ a "creation time" FAQ again   ;-)

"creation time" is not saved anywhere on Unix systems. It is not
possible to sort on creation time because there is no creation time.

"creation time" is not the same as "modification time"...



: So that the newest files will be printed first.

: This is about as far as I have gotten:
: #!/usr/bin/perl

: opendir(DIR,"path name") ||
:        die "Sorry couldn't open directory\n";
: while ($file = readdir(DIR)){
:        print "$file\n";
: }
: I know I could probably use rewinddir or write my own sort function but
                          ^^^^^^^^^^^^^

Look into stat()


: I'm not sure how.

Look into the sorting information somewhere at http://www.perl.com



: If anyone could help me out with this it would be greatly appreciated.

If anyone could help your with _creation_ time, I would be
greatly surprised  ;-)


--
    Tad McClellan                          SGML Consulting
    Tag And Document Consulting            Perl programming
    tadmc@flash.net


------------------------------

Date: 9 Apr 1997 14:16:43 -0700
From: dhawk@shell3.ba.best.com (David Hawkins)
Subject: Re: list directory files in order of creation.
Message-Id: <5ih0vr$eu0@shell3.ba.best.com>

In article <5iglsn$1ht@chaos.dac.neu.edu>,
walter hawkes <whawkes@lynx.dac.neu.edu> wrote:
>I'm writing a program that reads the files in a directory and prints
>them out in the order they were last modified. 

Well, there's  system "/bin/ls -lt";

	;-)

You can read that in and print it out in reverse order if you want to.

>I'm having a problem with getting them in the order they were created.
>So that the newest files will be printed first.

You won't get 'created' -- you can only get 'modified time'
on Unix. They're the same if the file has never been modified
since creation.


later, david
--
David Hawkins    dhawk@best.com       http://www.river.org/~dhawk
There seems no plan because it's all plan. There seems no center
because it's all center. -- C. S. Lewis


------------------------------

Date: Thu, 10 Apr 97 2:51:09 +0100
From: carelf@demon.nl
Subject: Re: lock file necessary?
Message-Id: <9704100251.aa17389@kantoor.demon.nl>

In article <5i6bm4$o0r@picasso.op.net>,
Mark-Jason Dominus <mjd@plover.com> wrote:
>
>If the backup file is always on a locally-monuted filesystem, and the

It is.

>length of the string is no bigger than the size of a stdio buffer

It is always approximately  640 characters, I think. 

>(probably at least 1024 characters) then you probably do not need a
>lock file.

This is what someone else told me, too, including the "probably", which
was the reason why I posted my article :-) 

>For safety, use a lock file.  If you don't know what you're doing, use
>a lock file. 

I will, probably. Thanks for the reply (the others as well).

Cheers,

Carel.



------------------------------

Date: Wed, 9 Apr 1997 16:25:07 -0500
From: tadmc@flash.net (Tad McClellan)
Subject: Re: need help testing variables.
Message-Id: <jf1hi5.gaf.ln@localhost>

bartels@a1.western.tec.wi.us wrote:
: Hello,

: I'm new to perling. I need to do a few things.

: I need to test a variable to make sure it is an integer. Meaning, no
: scientific, no decimals, no alpha charaters. Just digits 0-9.
                                               ^^^^^^^^^^^^^^^

print "Barf\n" unless /^\d+$/;



: Second, I need to test a variable to see if it's a viable URL. 
                                                     ^^^^^^^^^^

You carefully defined what you meant by "integer" above, so an
answer was possible.

But you have not told us what you would consider "viable"


Looks OK?
Conforms to a particular spec, RFC, etc...
Actually exists
exists and returns a page


How many times, and how often, should it try the URL before it decides
that it is not a temporary server problem and flags it as "not viable"?


Anyway, I usually just do

@page = `lynx -dump http://www.wherever.com`; # better yet, use a perl
                                              # module that speaks HTTP

print "Barf\n" unless @page > 0;



: I'm writing a program that creates counter files and I need to test this data.


--
    Tad McClellan                          SGML Consulting
    Tag And Document Consulting            Perl programming
    tadmc@flash.net


------------------------------

Date: Tue, 8 Apr 1997 13:45:39 GMT
From: Russ McManus <mcmanr@nytrdc058.eq.gs.com>
Subject: Re: Ousterhout and Tcl lost the plot with latest paper
Message-Id: <ncjvi5xfx18.fsf@nytrdc058.eq.gs.com>

mr. ousterhout-

many thanks for producing the wonderful tk and tcl libraries.

i do take issue with one of your main points however.  you
seem to think that tcl sits on the curve of pareto optimality
between language power and 'glueing' facility.  

the pareto optimum is the curve that describes the trade off
between two competing value functions; it shows where one can 
not improve in one direction with out going backwards in the 
other.

please forgive the ascii charts:


  g |  .
  l |
  u |  . 
  e |   *  <---tcl
  i |    .
  n |	                  c++
  g |	   .          	   |
    |	      .            |
  e |	         .         v
  a |	            .
  s |	               	 . * .
  e |
    +-----------------------------
           language power ->


however, i think the situation looks more like this:
   
  
  g |      .
  l |
  u |      .
  e |   *   * <--stk, e.g.
  i |   ^    .
  n |   |                      c++
  g |   |      .      	        |
    |  tcl        .         	|
  e |                .         	v
  a |                  	.
  s |                  	     . 	* .
  e |
    +-----------------------------
           language power ->


as an example, i present erick gallesio's wonderful
scheme system stk, which is a combination of your very
own tk library with scheme instead of tcl.

the interface to tk is quite sparse, very nearly as
clean as tcl's.  and the programmer gets the additional
power of scheme as compared to tcl.

as for glueing, there is a complete foreign function
interface that is well documented and very easy to use.
dynamic loading is supported.

i agree that scripting/glue languages have necessary trade
offs; i also think that it is possible to have scripting
languages that are considerably more powerful than tcl.

-russ

--
Russell D. McManus             phone: 212-357-4901
Goldman, Sachs & Co.            beep: 917-556-0708
Intl. Equities Technology


------------------------------

Date: Tue, 8 Apr 1997 19:43:11 GMT
From: Russ McManus <mcmanr@nytrdc058.eq.gs.com>
Subject: Re: Ousterhout and Tcl lost the plot with latest paper
Message-Id: <ncju3lhfghc.fsf@nytrdc058.eq.gs.com>

fellowsd@cs.man.ac.uk (Donal K. Fellows) writes:

> 
> OK, let's raise the stakes a little.  :^)
> 
>   toplevel .t
>   button .t.b -text Hi! -font {Times 16} -command {puts "Pressed at (%x,%y)"}
>   pack .t.b -fill both -expand 1
> 
> The button now appears in a separate window to the main application
> window, and reports where it was pressed.  When this window is
> resized, the button will occupy any extra space allocated.  How much
> extra Lisp would be needed to achieve this?
> 

if you are using STk, then there is a nearly direct translation
from the tcl version to the scheme version.  you also get to
program in scheme, which is considerably more powerful than
tcl.

-russ

-- 
Russell D. McManus             phone: 212-357-4901
Goldman, Sachs & Co.            beep: 917-556-0708
Intl. Equities Technology


------------------------------

Date: 10 Apr 1997 00:49:51 GMT
From: ywang@news (Yongyan Wang)
Subject: Perl Compile Problem LC_TYPE
Message-Id: <5ihdff$9q0@myst.plaza.ds.adp.com>

What are the right values for LC_ALL, LC_CTYPE, and LANG, when
compiling the perl5.003.  

 Wang YONGYAN
Automatic Data Processing (ADP)  | Email: ywang@plaza.ds.adp.com
ADP Plasa			 |
2525 SW First Avenue             | 
Portland, OR 97201 USA           | Office (503) 402-3882



------------------------------

Date: Thu, 10 Apr 1997 01:05:46 GMT
From: soccer@microserve.net (Geoffrey Hebert)
Subject: Perl Xref looking for beta site
Message-Id: <5ihddp$822$3@news3.microserve.net>

That right a perl cross reference.  

Add line numbers
Add Bracket level numbers

Generate HTML

When looking at cross reference click on number and get to code
immediately.

Check it out - if you get a security screen use password perlmisc

http://www.microserve.net/~soccer/xref/





------------------------------

Date: Wed, 09 Apr 1997 12:07:53 -0400
From: ErnieCee <acgator@erols.com>
Subject: Perl, DBperl and Oracle
Message-Id: <334BBED9.56F7@erols.com>

I am in the beginning development stages of writing  some data
conversion scripts in Perl.  I need to call stored procedures in Oracle,
as well as use some SQL statements from the perl scripts.  I am aware
there is an API called DBperl for use with several different types of
RDBMSs'.  I am wondering if anyone has used DBperl or the older Oraperl
to call stored procedures in Oracle, if there are any traps or pitfalls
with it, and if they have any sample scripts that they could post or
send to me.

Thanks.


------------------------------

Date: Wed, 9 Apr 1997 16:51:44 -0500
From: tadmc@flash.net (Tad McClellan)
Subject: Re: Q:rounding
Message-Id: <g13hi5.3ef.ln@localhost>

Volker Metzler (metzler@imib.rwth-aachen.de) wrote:
: Dear Perl Experts,
: I've got a beginners question, hope you don't mind. 
: I am looking for a rounding function, is 
: is there one available in perl5?


sprintf()

printf()


--
    Tad McClellan                          SGML Consulting
    Tag And Document Consulting            Perl programming
    tadmc@flash.net


------------------------------

Date: Wed, 9 Apr 1997 23:44:00 GMT
From: sjc@netcom.com (Steven Correll)
Subject: Re: Reply to Ousterhout's reply (was Re: Ousterhout and Tcl ...)
Message-Id: <sjcE8E9xD.Hz3@netcom.com>

In article <hbaker-0904971253290001@10.0.2.1>,
Henry Baker <hbaker@netcom.com> wrote:
>In article <5ighvq$etn@engnews2.Eng.Sun.COM>, ouster@tcl.eng.sun.com (John
>Ousterhout) wrote:
>> There really is something better about
>> each of these "ugly languages" that gives them an advantage over the "good"
>> languages;  I'll leave it up to you to figure out what it is.
>
>Strong hyping ??

You may be right. About ten years ago the AI folks (representing Lisp,
Prolog, neural networks, etc) were the acknowledged masters of hype,
but today they seem to have squandered their lead. I realized they were
fading a couple of years ago when I got a trial subscription to an AI
magazine along the lines of "C++ Report", and the feature story was
(I'm not making this up) a case study of an expert system written in Awk.
-- 
Steven Correll == PO Box 66625, Scotts Valley, CA 95067 == sjc@netcom.com


------------------------------

Date: Wed, 09 Apr 1997 18:36:22 +0200
From: Smiljan Grmek <Smi@4mate.hr>
Subject: Re: Reply to Ousterhout's reply (was Re: Ousterhout and Tcl ...)
Message-Id: <334BC586.2B5C@4mate.hr>

Graham Matthews wrote:

> The argument is flawed. Smalltalk is in fact widely used in commercial
> programming. So your nice separation into "ugly but used" vs "elegant
> and academic" is false. Moreover Java is taking off commercially and yet
> it is essentially a subset of Smalltalk.
> 

Sorry, Smalltalk is infinitesimaly used. There is an ongoing drive by
IBM (of all companies!) but with little sucess. This can easily be
verified if you look at job offerings on the Net with Smalltalk as
keyword.

And it is hard to discuss computer languages with someone who can
seriously entertain the thought  that 'Java is a *subset* (of all
possible relationships!) of Smalltalk!'

> 
> There is a much simpler reason why all these ugly languages about -- its
> called intertia. There was a lot of code written in the 70s in ugly
         -------- insecundia? imprimia - inquartia!
> languages -- written before we knew how to make good languages. All that
> code has to be supported, interfaced to, etc, so all the ugly languges
> it is written in are now the standard. Simple.

So now we know how to make *good* languages - like good indians?
Seriously, languages must be designed for average, garden variety of
programmers, not CS graduates. US DOD stated that conversion to parallel
processing is not advisable because only 1/3 of their programmers could
program in appropriate languages. 

Smi


------------------------------

Date: 8 Apr 1997 21:37:27 GMT
From: lloyd@cs.fsu.edu (Justin C Lloyd)
Subject: still a problem passing filehandle to subroutine
Message-Id: <5iedqn$eos@news.fsu.edu>

I have read the articles currently still on my server about passing references
to filehandles, and read the FAQ and Camel-2ed, but I'm still having trouble
doing so.

I'm writing a package for parsing rosters that our department uses.  Two of
the subs are below.  parse_roster is the one called by the main program, and
it uses get_students to read all of the students from a roster and return a
reference to an array they are stored in.  However, in trying to pass FP from
parse_roster into get_students, nothing is being read in during the execution
of get_students.  I assume there is some syntactic problem, but I've looked at
the examples in the Camel book and a couple here in the newsgroup, and can't
see any difference from what I'm attempting.

Am I missing something obvious?

sub parse_roster {
   my ($self, $filename) = @_;
   open FP, $filename or die "Couldn't open $filename: $!\n";
   ($course, $section, $instructor) = &parse_header_line(<FP>);
   $_ = <FP>; # skip the blank line
   $_ = <FP>; # get the print date
   m|^Print Date:\s*(\d{1,2}/\d{1,2}/\d{1,2})|i and $print_date = $&;
   $_ = <FP>; # skip the blank line
   $students_ref = &get_students(\*FP);

   $roster = { course     => $course,
               section    => $section,
               instructor => $instructor,
               students   => $students_ref };
   
   return bless $roster;
}

sub get_students {
   my $roster = shift;
   my @students = ();
   while ($line = <$roster>) {
      print $line;
      push @students, &parse_student_line($line);
   }
   return \@students;
}



JcL

-- 
Justin C. Lloyd ______________________________________________________________
Graduate Teaching Assistant                phone: 904/644-0559
Department of Computer Science             email: lloyd@cs.fsu.edu
Florida State University                   www:   http://www.cs.fsu.edu/~lloyd

                                 P + L = :)


------------------------------

Date: Wed, 9 Apr 1997 16:41:50 -0500
From: tadmc@flash.net (Tad McClellan)
Subject: Re: system LIST && die   NOT   system LIST || die ??
Message-Id: <ue2hi5.adf.ln@localhost>

Ken Anderson (anderson@necsys.gsfc.nasa.gov) wrote:

: page 154 of the llama book indicates that 

: system LIST

: works "backwards from normal Perl operator convention"
: in that the example shown indicates it should be used like
: this:

: 	system LIST && die LIST;

: as opposed to a "normal" construct:

: 	perl-operator LIST || die LIST;


: This is, i'm sure, the source of my current problem,
: but i still don't quite "get it".  Can anyone explain?


"normal Perl operator convention" means it returns (what perl considers)
"true" when it works, and "false" when it failed.

system() follows the usual Unix convention of returning *zero*
(which is a "false" according to perl) when it works and non-zero 
when it failed.



Does that help?


--
    Tad McClellan                          SGML Consulting
    Tag And Document Consulting            Perl programming
    tadmc@flash.net


------------------------------

Date: Wed, 09 Apr 1997 17:44:35 +0100
From: Douglas Seay <seay@absyss.fr>
To: Tim Behrendsen <tim@a-sis.com>
Subject: Re: Unix and ease of use  (WAS: Who makes more ...)
Message-Id: <334BC773.570E@absyss.fr>

Tim Behrendsen wrote:
> >  Perl is free and
> > boy, is it handy.
> 
> Perl is the one good example that someone e-mailed to me, and there
> isn't a better commercial alternative that I know of. But while
> it's hugely useful, I also specified that it the product had to
> be sufficiently complex, and while it's not insignificantly
> complicated, it's not hugely complex either.  I really not trying
> to trash Perl; it's a marvelous program.  I'll even concede this
> point because it's so good.

Excuse me, but "it's not hugely complex either"?

What is the base line for "hugely complex" then?

- doug


------------------------------

Date: 9 Apr 1997 15:17:55 GMT
From: hclsmith@tallships.istar.ca (Hume Smith)
Subject: Re: Unix and ease of use  (WAS: Who makes more ...)
Message-Id: <5igbv3$f96@news.istar.ca>

In article <5ifuht$t4e@bcrkh13.bnr.ca>, kaz@vision.crest.nt.com says...
>
>In article <E8C6G5.BB0@ukb.novell.com>,
>Martin Sohnius x24031 <msohnius@novell.co.uk> wrote:
>
>>Well, yes and no.  It may be easy in retrospect to prove that you did write
>>something, or at least that you agree with what was written, but it is very
>>difficult to prove that you have *not* written something.  That's what
>>these keys are really for.
>
>This proof is not needed (in a cryptographically sensitive society :).
>To prove that you did not write something, simply point to the obvious
>lack of a digital signature and refute the contents.

yes, but in an internet-ignorant-and-paranoid society, it can be very difficult 
to *convince* anyone of the proof.

and ya know, i need a divining rod to find the Tcl issues in this; indeed *any* 
of the groups in which it was posted...



------------------------------

Date: Thu, 10 Apr 1997 01:01:01 GMT
From: soccer@microserve.net (Geoffrey Hebert)
Subject: Re: web visitor info!?
Message-Id: <5ihd4t$822$2@news3.microserve.net>

wrong new group.

look into comp.infosystems.www.authoring.cgi

It is not possible to do accurately.


Jane Lilja <LGR96JAL@lustudat.student.lu.se> wrote:

>Hi!

>Anyone who knows how to retreive the full name and e-mail address of a
>visitor to a website whitout the need for the user to fill in this kind
>of information in a form and then trace the user via a cookie in
>subsequent visits?

>I know I can get the visitors machine address, both IP and name, but
>there can be muliple users in case of a ISP, or the machinename can be
>temporary in case of for example ppp-connection to an ISP. I want to be
>able to uniquely identify the user, not the machine.

>I want to present a personal greeting when visitors are viewing a
>homepage of mine. I have seen this kind of funktionallity somewhere out
>there... :-)

>The webserver is Apache, and the operating system is either Sun Unix, or
>Linux (two different places).

>Please e-mail me an answer, as well as post it here.

>Thanks in advance!




------------------------------

Date: Thu, 10 Apr 1997 00:39:55 GMT
From: abigail@ny.fnx.com (Abigail)
Subject: Re: Who makes more $$ - Windows vs. Unix programmers?
Message-Id: <E8ECIJ.Etp@nonexistent.com>

On Tue, 8 Apr 1997 15:20:33 GMT, H.P.Heidinger wrote in many groups
<URL: news:E8BryA.6Fq@hphbbs.ruhr.de>:
++ In article <860344556snz@genesis.demon.co.uk>,
++ 	fred@genesis.demon.co.uk (Lawrence Kirby) writes:
++ # In article <E844tC.I6p@hphbbs.ruhr.de> hph@hphbbs.ruhr.de
++ "H.P.Heidinger" writes:
++ # 
++ >>  `Unix' stands for `UNIfied eXecutive' and is nothing but a
++ >>  philosophy for a unified executive
++ # 
++ # False - Unix doesn't stand for anything. It is a pun on the name of OS
++ from
++ # which it was derived - Multics. Check the relevant FAQs.
++ 
++   Come on -- gimme a break with that urban legend ... this was far
++   before V7 and is dark history nowadays. The foundation of X/Open
++   has set other pointers.
++ 

"UNIX is a trademark of Bell Laboratories. `UNIX' is *not* an acronym,
 but a weak pun on MULTICS, the operating system that Thompson and
 Ritchie worked on before UNIX."

That is the footnote on the first page of the prefeace of
"The UNIX programming environment" by Brian W. Kernighan
and Rob Pike. [ISBN 0-13-937699-2]

You think you know better?


Abigail



------------------------------

Date: 8 Mar 97 21:33:47 GMT (Last modified)
From: Perl-Request@ruby.oce.orst.edu (Perl-Users-Digest Admin) 
Subject: Digest Administrivia (Last modified: 8 Mar 97)
Message-Id: <null>


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