With regard to the 'square' 'isa' 'rectangle' or vice versa question,
surely it is for the programmer to decide depending on the situation.
Though the problem is how to define criteria for trapping problems at
compile time.
Regarding classes and roles, and in fact multiple inheritance in
Originally this posting was written in response to the 'ref' spec
thread. I included char diagrams that got screwed up, so I made a png
diagram instead (attached) and I re-edited the posting to refer to
attached diagram, and then added some more comments. Hope everyone can
'see' the png.
I
I am trying to find out how to use (in perl6) perl5 modules that contain
subroutines.
Here are two scripts from standard modules. Both work in perl5, but I
cant find a way to use them using pugs (I am using the Debian package
with version 6.2.10-4build1 on GNU/Linux/Ubuntu)
start of perl5
::SomeSubModule;
our aPublicSub := SomeModule::SomeSubModule.can('aPublicSub');
and so on for all the sub's in the module.
Regards,
Richard
Trey Harris wrote:
In a message dated Mon, 11 Sep 2006, Richard Hainsworth writes:
I am trying to find out how to use (in perl6) perl5 modules that
contain
It would be useful to have a consolidated global index into the
synopses, etc.
Also, I noticed in a thread someone asked a question that arose because
some topics are covered in more than one synopsis. This problem might
eased if a single index had links for all documents in a single place.
I tried to make a new growth operator.
The code was
(32 + 48).say;
sub infix:+ ($left,$right) {
return 100 * ($right/$left -1);
};
$pugs ./p6test.p6
returns with
50
But if I change the + character to (say) a cyrillic letter Д, I get the
following error:
$ pugs ./p6test.p6
***
The .can workaround doesnt seem to work for more complex modules.
Here is a working perl5 program that puts up a message with two buttons.
use strict;
use Gtk2 -init;
use Gtk2::Ex::Dialogs(destroy_with_parent=-1, modal=-1, no_separator
= 0);
my $window = Gtk2::Window-new('toplevel');
perhaps, the problem is I am not using the latest
version of pugs.
Regards,
Richard
A. Pagaltzis wrote:
* Richard Hainsworth [EMAIL PROTECTED] [2006-09-17 18:05]:
The .can workaround doesnt seem to work for more complex
modules.
Err, the .can workaround is a way to get past missing sub
Thanks for help. For anyone else, the following works.
sub infix:grew_by_to {...};
(32 grew_by_to 48).say;
sub infix:grew_by_to ($left, $right) {
return ($right/$left - 1) * 100 ~ '%';
};
Yuval Kogman wrote:
On Sun, Sep 17, 2006 at 16:35:39 +0100, Daniel Hulme wrote:
What am I doing
Steffen Schwigon wrote:
snip
Thanks for reporting the solution back.
And it even works with unicode operators. Looks like we finally
really get our ankh, pentagram, and that smiley teddy bear from
that Grateful Dead album. (*) :-) Thanks to Unicode, thanks to Pugs
So hopefully in the same
Could someone please tell me what is wrong with the following?
role win_text {
has $.win_mytxt1 is rw;
has $.win_mytxt2 is rw;
};
role mywindow {
has $.border is rw;
has $.colour is rw;
does win_text;
};
my $w = new mywindow;
$w.border = 2;
$w.colour = 'red';
say $w.border;
say
Upgraded to pugs 6.13 after seeing comprehensive support for
interoperability with Perl 5 modules.
I want to test gui modules and I am trying the Gtk2 and Wx modules.
The following program works under perl5:
use strict;
use Wx;
my $app = Wx::SimpleApp-new;
my $frame=Wx::Frame-new(undef, -1,
Steffen said:
Maybe an additional
use perl5:Wx::SimpleApp;
? I'm just guessing...
Steffen
--
Steffen Schwigon schwi...
http://groups.google.com/groups/unlock?msg=5db1a47bed78a20d_done=/group/perl.perl6.users/browse_frm/thread/4c85d7fedf76dd11/6ec62de446f6ea38%3F@webit.de
Dresden Perl
to know where to go to get
Wx::SimpleApp-new, then in perl6 the same should be true, viz.,
use perl5:Wx;
Wx::SimpleApp.new
Regards,
Richard
Steffen Schwigon wrote:
Richard Hainsworth [EMAIL PROTECTED] writes:
use perl5:Wx;
my $app = Wx::SimpleApp.new;
my $frame=Wx::Frame.new(undef, -1, 'Hello
Schwigon wrote:
Richard Hainsworth [EMAIL PROTECTED] writes:
Tried
use perl5:Wx::SimpleApp;
but the compiler complained it could not find SimpleApp.pm
Did you see my other suggestion with an intermediate WxHelper
(http://www.nntp.perl.org/group/perl.perl6.users/546)?
It also doesn't
If I have the following
my $self = some text;
my $nself = ~eval(q/self is $self/,:langperl5);
then surely $nself should be self is some text.
But it is not. $self is not set inside the eval in pugs.
But
say ~eval(q/self is $self/);
yields
self is some text
Is this correct behaviour?
If yes,
Dear Audrey,
Consider:
my $x = 'test';
{
use v5;
$x .= 'ing';
};
say $x;
pugs yields 'test'
and not 'testing' - as expected.
Moreover, the following hangs pugs:
my $x = 'test';
my $y = 'case';
{
use v5;
$x .= 'ing';
{
use v6-alpha;
$y ~= 'book';
When does the specification of perl6 come to an end? Are there criteria
or milestones which define that the perl6 specification stage is at an end?
I can see that setting a time line is not easy because the effort is
volunteer based, but what about a conceptual end?
Perhaps there could be a
Having read this posting, I find it VERY hard to understand exactly how
Damian and Mark differ fundamentally. They both seem to be after the
same thing in the end.
A rhetorical question of my own and an answer.
Q) what is the real difference between comments and documentation?
- Syntactically
By the time this got written, I see James has bowed out of the
discussion with some words about 'architectural break points'. Even so,
my two-penniworth:
JF gave some examples of how he would like xml to be 'a part of core'.
For clarity, I use xml and I have designed a language to describe
Larry Wall wrote:
On Sun, Dec 02, 2007 at 07:43:25PM -0800, Peter Scott wrote:
: I do feel strongly that we need some sort of solution to this so that Perl
: 6 is not merely an outstanding framework that leaves all domain-specific
: extensions to the end user.
Perl 6 as a language doesn't
snip
I don't know why, this given... when sounds so 'English' without
really being that
English.
The construct given ... when sounds better in English than switch ...
case ... because:
a) Switch is more commonly used in English as a noun, eg., Use the
switch to turn on the light. But because
chromatic wrote:
On Saturday 08 December 2007 06:50:48 Richard Hainsworth wrote:
Surely, some concentrated thought by the inventive and resouceful minds of
who lead this project should go into language utilisation and
popularisation.
My goodness, @Larry's pretty darn busy trying
snip
I've never said that switch ... case was better than given ... when
or that switch ... case was even a good construct.
I have said that given ... when sounds weird as a construct
(not mentionning the use of past participle and on top of that of an
irregular verb).
I understand the meaning
A great relief. Fantastic.
Where should I be looking to see what is happening. Is there some form
of coordination of this module writing activity?
Darren Duncan wrote:
At 9:04 AM +0300 12/10/07, Richard Hainsworth wrote:
Equally, Something to replace CGI or DBI will be essential
Not sure whether this should be p6-lan or p6-users. Posted to p6l only.
Given a function implemented in parrot, how can it be called from a
perl6 program?
Suppose I have a file (in current path)
myfun.pir
which contains
.sub myfun
.param pmc passed_variable
.local int an_int
Perl scripts have had the extension *.pl
To distinguish the scripts I started writing in perl6 from those in the
same directory written for perl5, I started naming perl6 scripts with
extension *.p6 .
Trivial question, I suppose, but any reason not to use p6? What will the
perl6 compiler
May I suggest the following extension to the 'use ' pragma, viz.
use module name written in unicode and case sensitive in filename as
constrained by local system
For justification, see below.
asideThere were some hot replies to what I thought was a fairly
trivial question. A corollary
Trey Harris wrote:
In a message dated Mon, 7 Jan 2008, Richard Hainsworth writes:
May I suggest the following extension to the 'use ' pragma, viz.
use module name written in unicode and case sensitive in filename
as constrained by local system
Oh please, no.
The entire point of the wording
Its only English centric if the idea is fixed to plurals, because its
only for plurals where English words are mutated by grammar rules.
In other languages, words are mutated by other factors, such as the
gender of the word, the case, and the number.
The problem can be quite difficult, say
Perl - when I first met it - was great because it handled text easily
and 'naturally'. I now use perl for everything, even when another
language would probably be better.
Perl6 has gone a long way to making things more universal by using
UNICODE, (The difficulties of non-Latin fonts and
Warnocked!
I posted an idea about pluralisation could be handled in a way that
would not be English-centric (Subject: interpolation contextualisation).
There were no responses to the idea. Was it so bad? Did no one see it?
Was it too un-perlish? Was the title too horrible?
The basic idea
Brandon S. Allbery KF8NH wrote:
On Feb 9, 2008, at 11:43 , Richard Hainsworth wrote:
I posted an idea about pluralisation could be handled in a way that
would not be English-centric (Subject: interpolation
contextualisation). There were no responses to the idea. Was it so
bad? Did no one
In my $life, I raise money from sponsors.
It is not difficult to spend money, once you have it.
It is not difficult to raise money, once you know how to spend it wisely.
What's difficult is putting the two together.
Some donors know what to contribute to - they choose specific projects
and
Me too. $500. That's 3*500, so far.
Can I do this through the Perl Foundation as an earmark?
Conrad Schneiker wrote:
On Thursday 21 February 2008 06:25:42 Joshua Gatcomb wrote:
On Thu, Feb 21, 2008 at 4:23 PM, chromatic [EMAIL PROTECTED] wrote:
I could take a month's sabbatical from my
, Richard Hainsworth wrote:
No one likes bureacracy. But I feel much happier about handing over money,
or persuading someone else to hand over money, to a group of people with
established procedures and collective responsibility, than to some
enthusiatic individual who promises the earth and whose
FYI
This discussion remains on-going. Some of the issues raised require
investigation to clarify, which takes time.
Richard
Gabor Szabo wrote:
Has anything happened in response to this discussion?
Gabor
this through The Perl Foundation and you will get a clear answer.
Richard Hainsworth
Uri Guttman wrote:
RH == Richard Hainsworth [EMAIL PROTECTED] writes:
RH No one likes bureacracy. But I feel much happier about handing over
RH money, or persuading someone else to hand over money
How about 'contingent blocks', because they are contingent on some
event, without having to use the word 'event'.
Richard
TSa wrote:
HaloO,
Larry Wall wrote:
Hmm, maybe control event blocks and control events, then...
I would call them flow blocks because this is where they are
called and
these concepts give a programmer that cannot be
obtained from the roles/class/object hierarchy?
Regards,
Richard Hainsworth
Two sorts of testing - a) compiler, b) modules.
Each category has different environment and function.
a) compiler.
An official test suite is defined (and probably will be added to as
corner cases / ambiguities are discovered and disambiguation decided, so
presumably some standardisation of
The S16: chown, chmod thread seems to be too unix-focussed.
Perl6 is being born in a world dominated by the internet. Whilst perl
was the glue for the internet when the internet was born, it was a unix
child. I learned perl from a Windows perspective and I found the
discussion of ownership
Just as a variable name in perl6 must conform to a standard and abide by
a set of constraints, why should file or other resource names be an
exception?
The constraints on variable names in perl6 are very flexible, but there
are some rules that must be enforced for a program to work.
It
Marc Chantreux wrote:
On Sat, Dec 13, 2008 at 01:34:44PM +1100, Timothy S. Nelson wrote:
On Sat, 13 Dec 2008, howard chen wrote:
What I think is more likely to happen in reality is that people will
make various Perl6 distros, ie. the Perl6 core + whatever modules are
suitable to the
Following the request for ideas on IO, this is my wish list for working
with files. I am not a perl guru and so I do not claim to be able to
write specifications. But I do know what I would like.
The organisation of the IO as roles seems to be a great idea. I think
that what is suggested here
I posted an email to per6-all asking about how one should go about
reporting bugs. That message has appeared on the list.
So again: how can bugs be reported?
There was a suggestion by PM for people to try out perl6 on some real
software, and the scripting completion tasks were suggested.
So
s/has appeared/has NOT appeared/
Richard Hainsworth wrote:
I posted an email to per6-all asking about how one should go about
reporting bugs. That message has appeared on the list.
Supposed I define
regex digit { [0..9] }
what is the negative?
By analogy, it should be !digit but I cant find this in the Synopses
(possibly missed the relevant section).
if /[0..9]/ then the negative is /![0..9]/
Also, suppose I want a 'when' clause to fire when the test is *not* met.
Suppose I want a 'when' clause to fire when the test is *not* met. What
syntax should be used?
So how would I do
my $x = 'abced';
given $x {
when ! /digit/ {say 'this does not contain a digit'} # this does
not work
}
Since the ~~ operator is implied in the when, how do we get an implied
Here's a solution to the scripting competition test. Patrick suggested
publishing solutions somewhere, including this list.
#!/usr/local/bin/perl6
=pod
Patrick Michaud suggested
(http://use.perl.org/~pmichaud/journal/38134?from=rss) writing solutions to
scripting game definitions as a way of
wrong pod commands
s/=pod/=begin/
s/=cut/=end/
Richard Hainsworth wrote:
Here's a solution to the scripting competition test. Patrick suggested
publishing solutions somewhere, including this list.
#!/usr/local/bin/perl6
=pod
Patrick Michaud suggested
(http://use.perl.org/~pmichaud/journal
/ digit+ / is what I thought it should be.
{ ... } is what rakudo current gives, which from the point of view of
runnable code and comprehensible output, are wrong.
Carl Mäsak via RT wrote:
Richard ():
The output from .perl for a regex could be more useful than currently.
[...]
Could someone help me understand what is going on in the following snippet?
my %players = {'william'=2, 'peter'=3,'john'=1,'mary'=5};
my @ranking = %players.sort: { .value };
for @ranking {.say};
I cut and pasted from Patrick's blog on sorting and played around to
get an array.
But ... I
could this code be written?
Hal Wigoda wrote:
the first line creates a hash,
the second line sorts the hash values into an array.
the third loops thru the array values printing one array member per line
On Jan 10, 2009, at 2:26 PM, Richard Hainsworth wrote:
Could someone help me understand what
Have you got the second data file in the current directory?
I link perl6 to /usr/local/bin, change to the directory with the text
file (skaters.txt) and script (skatersv2.pl), and then run.
Richard
Will Coleda via RT wrote:
On Sat Jan 10 12:19:38 2009, richardh wrote:
Getting a wierd
Here's a solution to Scripting Games #2. Script and data file attached.
The algorithm closely follows the published solution by the perl expert. Here
is the model solution
use 5.010;
use strict;
use warnings;
use List::Util qw(sum);
my %score;
open(my $fh, , C:/Scripts/skaters.txt) or die;
Thanks for the response.
I downloaded parrot onto my office machine (35397), and tested as you
suggested. All worked and in fact I couldnt reproduce the bug!!! :((
I will try again with parrot at home with version 35286
This happened to me before - I got a segmentation fault working with a
Following up.
Note that you need to delete the first 'say' line and uncomment the
second. Running the first 'say' line clears up the fault with the second
one. Deleting the first, yields the fault.
Tried the script using parrot and perl6.pbc eliminates the fault.
Richard
Patrick R. Michaud
Larry Wall wrote:
On Sat, Jan 10, 2009 at 11:26:50PM +0300, Richard Hainsworth wrote:
More precisely, I dont understand the meaning of the ':' after '.sort'
It is turning the method call into a list operator, essentially.
It's not the so-called indirect object syntax, or it would
Of course whenever I post to this list I make some sort of mistake, like
including a test version that does not parse in perl6. Hopefully, I have
eliminated all the mistakes.
The following is a revised version due to Carl Masak.
The problem and model perl5 solution by Jan Dubois (a member of
Carl Mäsak wrote:
Andy ():
P6 treats the key/value as an anonymous 'pair' object so @ranking is an
list of pairs. That's why:
say @ranking.pop.fmt($m Medal: %s, %s)
or, less succinctly:
say (pop @ranking).fmt($m Medal: %s, %s);
works - the pair object, popped off into the 'printf' like
S12 defines enums and rakudo impliments them, so
perl6
enum wkend Sat Sun; my $x = Sun; say $x
1
But suppose I want to get the face value of $x, viz., 'Sun'?
How do I get it?
say $x.key doesnt work.
Can I suggest a new method to be declared with enums, viz. .face
enum day Sun Mon Tue Wed Thur Fri Sat;
my $today does day;
$today = prompt Type in a day of the week ;
#later
say $today ; # prints 3
say $today.face; #prints Wed
Whilst having an enum being a list of values is useful, not
Larry Wall wrote:
On Wed, Jan 14, 2009 at 09:55:38AM +0300, Richard Hainsworth wrote:
However, I came across one thing in solution #3 that I posted yesterday.
$pair.fmt(%s %s) is nice, but it doesnt allow for any action on either
value or key before printing (I wanted to print the value
Carl Mäsak wrote:
Andy ():
map?
perl6 -e 'my $x = :a5; say $x.map( { .value / 10} ).fmt(%s)'
Yes, sure. That'll print a tenth of the value of $x. The '.fmt(%s)'
is a no-op in this case.
// Carl
Not entirely a no-op. Thus
$perl6
my $x=:a5; say $x.map({.value/10}).fmt(the value
Just wanted to say that this afternoon I used rakudo for a real world need.
It was only a simple script to extract data from a text file. But it
took all of 5 min from start to finish.
Could have done it in perl5, but it really was easier to do it in perl6.
As far as I am concerned, this
(Daniel Ruoso also proposed to call the adverb :test
instead of :ok, making it easier to read but a bit
longer; my happiness doesn't depend on the exact name,
but of course we can discuss it once we have settled
on this scheme, if we do so).
My two-cents worth:
The adverb on a boolean
Moritz Lenz wrote:
snip
So I'd like to hear your opinions: do you think
adverb-based testing is a good idea? If you don't like
it, do you see any other good way to tackle the
problems I mentioned above?
After reading everything in this thread to date and in order to
structure my thoughts, I
to discover container objects (files, archives, databases) in them.
Richard Hainsworth
VERY stylish!
For example, some questions:
To what extent is the vertical alignment important? Does it indicate
some form of seniority within a category?
Where do the terms iffy dotty fiddly, etc come from? STD.pm?
Where do the categories Jungian, Jungior etc come from?
Just an excellent
Timothy S. Nelson wrote:
Hi all. I know we usually run on forgiveness instead of
permission, but I'm suggesting a big change (or extension, anyway), so
I wanted to run the ideas by you all before I put the effort in. If I
don't get feedback, I'll just make the changes.
The first
Timothy S. Nelson wrote:
On Tue, 17 Feb 2009, Richard Hainsworth wrote:
Timothy S. Nelson wrote:
snipbe specifying our files; it's prettier than File::Spec :), and
unified.
Anyway, HTH,
I like all the default suggestions.
Not sure whether this means you completely agree
disagreement:
Timothy S. Nelson wrote:
On Wed, 18 Feb 2009, Richard Hainsworth wrote:
snip
$dir = new IO::Dir(/home/wayland);
@files = grep { -f } @$dir;
But this is exactly what I think should be avoided. -f implies that
the location $dir contains things other than files. But that is an
artifact
Dave Rolsky wrote:
After some discussion I made a number of drastic revisions to
S32-setting-library/Temporal.pod
What I want to see in Perl 6 is a set of very minimal roles that can
be used to provide a simply object from gmtime() and localtime().
These objects should not handle locales,
The official Perl6 Documentation site http://perlcabal.org/syn/ list
this document as
special-names
not special-variables
variables is more constrictive, so suggest a change in name of pod.
pugs-comm...@feather.perl6.nl wrote:
Author: wayland
Date: 2009-02-23 04:47:22 +0100 (Mon, 23 Feb 2009)
Here is a list of rules (see below) that are spread around the language
design documents, but which lack a home in which they are systematically
canonically defined.
I suggest they be added to the new S28 (which is possible if S28 is
special-names, not special-variables)
Richard
Where can
Various Appocalypses, Exegeses, and Synopses use rules in example codes.
These were gathered together by PM and implemented in PGE. Larry asked
for them to be listed in S05 for a short description to be added.
Timothy Nelson added them and I have just described them.
This yielded some extra
But I recently read this on irc:
2009-03-12
23:16pugs_svnr25809 | lwall++ | This decrease in consistency on
the syntactic level is offset by an
23:16pugs_svnr25809 | lwall++ | increase in consistency on the
semantic level, as suggested by rouso++.
23:16pugs_svnr25809 |
Original post not very clear. So here goes again:
First statement (below) says: dot forms of adverbs eliminated.
Second appears to say: adverb form is translated to dot form.
Richard Hainsworth wrote:
But I recently read this on irc:
2009-03-12
23:16pugs_svnr25809 | lwall
Inspired by a line of code on irc by krunen++, I returned to the
scripting games problems (following PM's suggestion in a blog a while ago).
Perl6 rocks! 30 lines to solve the problem. The perl5 solution was a
neat 45 lines. The vbscript took 197 lines!
In lines of code perl6 is 50% better
The following (the n: is to mark the lines) are legal:
1: my @x = 1,2,3,4; ([+] @x).say; # output 10
2: my @x = 1|11,2,3,4; ([+] @a).perl.say; # output any(10,20)
3: my @x = 1|11,2,3,4; ([+] @a).eigenstates.min.say; # output 10
However, the next line isnt
4: my @x = 1,2,3,4; ([+]
Jonathan Worthington wrote:
Richard Hainsworth wrote:
snip
Eg.
$ perl6
my @s=1|11,2,3,4,5,6;my @x; loop {...@x=@s.pick(3);([+]
@x).eigenstates.min.say}
8
6
Method 'eigenstates' not found for invocant of class 'Integer'
You can detect junctions by smart-matching against the Junction type
Hats off to the designer of the gimel symbol - the associations with
anarchy are probably right for perl6. But to be honest, a letter didnt
quite inspire me. Since, I dont want to criticize without providing
other ideas, here are some thoughts.
Logos can contain meaning. I am not sure whether
Just read nearly 100 emails on Re: Logo Considerations, a whole lot in
reverse order and repeated! Is this the result of a perl6 implementation
of a listserver using junctions?
But I agree with Brett, Camelia is the first logo idea I really liked.
I vote we tell Camelia she has the prize she
The following arose out of a discussion on #perl6. Junctions are new and
different from anything I have encountered, but I cant get rid of the
feeling that there needs to be some more flexibility in their use to
make them a common programming tool.
Background: Imagine a hand of cards. Cards
Daniel Ruoso wrote:
The thing is that junctions are so cool that people like to use it for
more things than it's really usefull (overseeing that junctions are too
much powerfull for that uses, meaning it will lead to unexpected
behaviors at some point).
What are the general boundaries for
Included in my 'On junctions' message were some questions that have not
been directly answered. I simplify and expand them here.
Here I use === to mean 'is the same as'.
(I am not sure which of == or === should be used.)
1) Is the following true for an any junction?
any( ... ,
Thinking about Jon Lang's -1|+1 example in another way, I wondered about
simultaneous conditions.
Consider
$x = any (1,2,5,6)
How do we compose a conditional that asks if any of this set of
eigenstates are simultaneously both 2 and 5?
Clearly the desired answer for $x is False, but
my $x
This email was mistakenly not sent to the p6l list.
Jon writes:
On Wed, Apr 1, 2009 at 12:54 AM, Richard Hainsworth
rich...@rusrating.ru wrote:
Jon Lang wrote:
In Junction Algebra, Martin Kealey wrote:
On Mon, 30 Mar 2009, Mark J. Reed wrote:
( $a = any(-1,+1) = $b
Larry Wall wrote:
On Wed, Apr 01, 2009 at 08:40:12AM -0700, Dave Whipp wrote:
That said, the semantics of a chained relop really should work correctly
for this. If you only reference a junction once in an expression, then
it should behave as such: {abc} !=== {ab bc}.
Yes, that is
On #perl6 Larry said that STD is a part of the specification for perl6.
Would it be possible to include a link to STD.pm in the list of official
documentation?
There are things in STD that are not in the specifications, eg., default
values for optional parameters should come after traits
Before joining in the previous CPAN threads, here are some personal wish
lists regarding what the perl6 version of CPAN should do. But in order
to get some distance from CPAN, I want to call it the Module Library
system. Some of the debate threads impact on the internal software
environment,
:
Richard Hainsworth richard-at-rusrating.ru |Perl 6| wrote:
Once a module has been decided on, you look to see if there is a
binary that matches your internal environment. If not, you have to
roll your own from source.
Why not have it generate the binary for you, and safe it for future
Daniel Carrera wrote:
Mark Overmeer wrote:
Currently in CPAN you have modules like:
Digest::MD5
Digest::SHA
Digest::MD5::Perl
Digest::SHA::PurePerl
The difference is that the first two are implemented in C and the
later two in Perl.
This is comparible to adding a target to each of the
Is this a good place to come with code that runs into speed problems?
I am writing a program in perl6 to read the xml file from a Sony book
reader, list the books, and move books into collections (the Sony
software to do this will only work on windoz and not on wine).
I have a grammar that
Leon Timmermans wrote:
If you want to write a fast parser for XML, preventing backtracking is
going to be quite essential. I suspect the problem is your grammar,
not the grammar engine itself. You could post it to perl6-users and
ask for advice on it.
Leon
Below is the grammar.
I am only
I came upon the following, which seems to be in line with spec, but I
think is inconsistent.
I write a hash to a file delimited by tabs, eg
my $fn=open('data.csv',:w);
my %x=one two three four Z 1,2,2.1,3;
$fn.say('record-name'~map(\t$^a\t$^b),%x);
$fn.close;
The output sometimes contains
Larry Wall wrote:
snip
Well, regardless of whether there are extra spaces, please note that
the default stringifications are not intended as a serialization
format. They are intended only to provide a bit of human readability
for the common case of small, spaceless items such as numbers and
I dont quite understand, see below:
Patrick R. Michaud via RT wrote:
On Tue Jun 16 10:14:11 2009, richardh wrote:
my @a=1,2,3,4; my @b=9,8,7,1; say (@a minmax @b).perl
While rakudo doesn't implement infix:minmax yet, the operator is
constrained to having two elements on either side,
Patrick R. Michaud via RT wrote:
On Fri, Jun 26, 2009 at 08:37:20AM -0700, Richard Hainsworth via RT wrote:
my @a=1,2,3,4; my @b=9,8,7,1; say (@a minmax @b).perl
While rakudo doesn't implement infix:minmax yet, the operator is
constrained to having two elements on either side, so
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