On Sun, 10 Nov 2013 09:14:28 +1100, Chris Angelico wrote:
> And
> as is typical of python-list, it's this extremely minor point that
> became the new course of the thread -
You say that as if it were a bad thing :-P
> my main point was not whether all,
> some, or no strings get interned, but t
thanks, I found out the reason： this question has no relationship with Win7
or WinXP,but related to the users' system setting .
GetDisplayNameOf() only gives the DISPLAY name ,so the filename with or
without extension acording to whether the user want to view files in the
explorer with extensi
On Fri, 08 Nov 2013 14:06:38 -0800, richard.balbat wrote:
> I have the following script that reads in an HTML file containing a
> table then sends it out via email with a content type of text/html.
>
> For some reason a few erroneous whitespaces get introduced to the HTML
> source and a few < > c
On Sat, Nov 9, 2013 at 2:58 PM, Chris Angelico wrote:
> So, on what basis _would_ you choose a language for some purpose?
> Without speaking specifically of web development here, how do you
> choose a language?
Most generally, you choose a language informed by the language
designer's intentions o
On Sun, Nov 10, 2013 at 12:05 PM, Mark Lawrence wrote:
> I'd forgotten I'd used Monk back around 1999/2000. I couldn't remember much
> about it so just looked it up here
> http://docs.oracle.com/cd/E18867_01/SRE/Monk_Reference_SRE.pdf, not sure if
> it's double or triple yuck.
>From the contents
bruce writes:
> hi.
>
> thanks for the reply.
>
> tried what you suggested. what I see now, is that I print out the
> lines, but not the regex data at all. my initial try, gave me the
> line, and then the next items , followed by the next line, etc...
exp = re.compile(r"(#\d+\s*/\s*\d+#\d+#)")
On 09/11/2013 23:24, Mark Lawrence wrote:
On 09/11/2013 22:58, Chris Angelico wrote:
* Some languages are just fundamentally bad. I do not recommend ever
writing production code in Whitespace, Ook, or Piet.
In my last job I was forced into using Apple(42 not so obvious ways to
do it)Script.
On Sun, Nov 10, 2013 at 11:50 AM, MRAB wrote:
> On 09/11/2013 22:44, Jonathan wrote:
>> In pythonic syntax:
>>
>> select :
>>case ,[],:
>>
>>
>>case else:
>>
> [snip]
>
> It's more likely that the cases would be indented the same amount as
> the 'select', and you wouldn't n
On Sun, Nov 10, 2013 at 11:41 AM, Roy Smith wrote:
> On 09/11/2013 22:58, Chris Angelico wrote:
>> >
>> > * Some languages are just fundamentally bad. I do not recommend ever
>> > writing production code in Whitespace, Ook, or Piet.
>
> One of the worst coding experiences I ever had was trying to
On 09/11/2013 22:44, Jonathan wrote:
On Saturday, November 9, 2013 8:27:02 AM UTC-5, Joshua Landau wrote:
`select` is quite an odd statement, in that in most cases it's just a
weaker variant of `if`. By the time you're at the point where a
`select` is actually more readable you're also at the p
On 09/11/2013 22:58, Chris Angelico wrote:
> >
> > * Some languages are just fundamentally bad. I do not recommend ever
> > writing production code in Whitespace, Ook, or Piet.
One of the worst coding experiences I ever had was trying to build an
app for a Roku media player. They have a home-gro
On Sun, Nov 10, 2013 at 9:44 AM, Jonathan wrote:
> In pythonic syntax:
>
> select :
> case ,[],:
> which is equivalent to: elif = :
> which is equivalent to: elif
Small clarification: It's more akin to assigning to a
temporary, and then comparing that temporary against everything. It's
On 09/11/2013 22:58, Chris Angelico wrote:
* Some languages are just fundamentally bad. I do not recommend ever
writing production code in Whitespace, Ook, or Piet.
In my last job I was forced into using Apple(42 not so obvious ways to
do it)Script. Yuck.
--
Python is the second best prog
On Sun, Nov 10, 2013 at 8:21 AM, Mark Janssen wrote:
>> I'd be interested to hear your thoughts on where the field of computer
>> languages is heading, and how that affects the choice of languages for
>> building web sites.
>
> Well, there aren't that many groupings towards which languages
> spe
On Saturday, November 9, 2013 8:27:02 AM UTC-5, Joshua Landau wrote:
> `select` is quite an odd statement, in that in most cases it's just a
> weaker variant of `if`. By the time you're at the point where a
> `select` is actually more readable you're also at the point where a
> different control f
On Sun, Nov 10, 2013 at 2:39 AM, Gene Heskett wrote:
> Ya know, folks like Nick would have me signing off. Fortunately there are
> kill files. But the backscatter he creates I am still forced to read, or
> more usually skip.
>
> Then one of you frustrated standup comics comes along, and gives me
On Sun, Nov 10, 2013 at 2:32 AM, Antoon Pardon
wrote:
>> And i had until i made some new changes last night, which i think i have
>> corrected now as we speak.
>
> Continuing the arrogance.
Just to put that in perspective, by the way: *EVERYONE* writes
vulnerable code. Even Python itself has bee
On Sun, Nov 10, 2013 at 2:37 AM, Steven D'Aprano
wrote:
> I think that Chris is wrong about Python "only" interning
> strings if you explicitly ask for it. I recall that Python will (may?)
> automatically intern strings which look like identifiers (e.g. "spam" but
> not "Hello World" or "123abc").
> I'd be interested to hear your thoughts on where the field of computer
> languages is heading, and how that affects the choice of languages for
> building web sites.
Well, there aren't that many groupings towards which languages
specialize for (not including embedded or other application-speci
On 2013-11-09 21:01, Mark Lawrence wrote:
> no comma is needed but a comma will be accepted.
I find the optional trailing comma particularly useful (and painful in
languages that don't accept it) for doing inline lists to produce
cleaner version-control diffs. I write most of my code like this
On 09/11/2013 20:33, Mark Janssen wrote:
* Call me pedantic by why do we need a trailing comma for a list of one
item? Keep it intuitive and allow lstShopping=[] or ["Bread"] or
["Bread", "Milk","Hot Chocolate"] I don't like ["Bread",]. It bugs me.
This one got answered, it has to do with the
On Saturday, November 9, 2013 3:33:30 PM UTC-5, zipher wrote:
> Personally, I wouldn't recommend Python for web scripts. But I'm
> biased and am speaking from where I see the field of computer
> languages heading.
>
> MarkJ
> Tacoma, Washington
I'd be interested to hear your thoughts on where th
A little late, but a couple of cents worth more data:
> I've just got a few thoughts I'd like to share and ask about:
>
> * Why not allow floater=float(int1/int2) - rather than floater=float
> (int1)/float(int2)?
This has to do with evaluation order, the stuff inside the parens gets
evaluated fir
On 2013-11-10 01:27, Chris Angelico wrote:
> > Is everyone happy with the way things are? Could anyone recommend
> > a good, high level language for CGI work? Not sure if I'm going
> > to be happy with Perl (ahhh, get him, he's mentioned Perl and is
> > a heretic!) or Python. I would very much valu
On Sat, 09 Nov 2013 07:08:25 -0600, John von Horn wrote:
Thanks so much for the replies. I'll get my head down and keep on going.
Sometimes it's great to be wrong. I have a good feeling about this
language. It's also nice that I can tap into this pool of knowledge that
is comp.lang.python - I'l
Op 09-11-13 07:32, Νίκος Αλεξόπουλος schreef:
> Στις 9/11/2013 8:20 πμ, ο/η Chris Angelico έγραψε:
>> On Sat, Nov 9, 2013 at 4:54 PM, Νίκος Αλεξόπουλος
>> wrote:
>>> Στις 6/11/2013 5:25 μμ, ο/η Νίκος Γκρ33κ έγραψε:
Okey let the hacker try again to mess with my database!!!
He i
On Saturday 09 November 2013 10:33:57 Chris Angelico did opine:
> On Sat, Nov 9, 2013 at 9:29 AM, Grant Edwards
wrote:
> > It's that global newline shortage again. Just because a few people
> > get killed in a newline mine they all go on strike...
>
> It's a conspiracy! The government kills a
This looks kind of interesting.
http://cs.brown.edu/~sk/Publications/Papers/Published/pmmwplck-python-full-monty/
Abstract
We present a small-step operational semantics for the Python programming
language. We present both a core language for Python, suitable for tools
and proofs, and a translati
Στις 9/11/2013 5:07 μμ, ο/η Steven D'Aprano έγραψε:
On Sat, 09 Nov 2013 09:05:51 +0200, Νίκος Αλεξόπουλος wrote:
Its probably unwise to post the following snippet of code that validates
user input so an attacker wouldn't pass arbitrary values to my script
but what the heck.
On the contrar
Στις 9/11/2013 5:07 μμ, ο/η Steven D'Aprano έγραψε:
On Sat, 09 Nov 2013 09:05:51 +0200, Νίκος Αλεξόπουλος wrote:
Its probably unwise to post the following snippet of code that validates
user input so an attacker wouldn't pass arbitrary values to my script
but what the heck.
On the contrar
On Saturday, November 9, 2013 9:26:02 PM UTC+5:30, Roy Smith wrote:
> In article rusi wrote:
> > On Saturday, November 9, 2013 6:38:25 PM UTC+5:30, John von Horn wrote:
> > > Another useful tool in the programmer's toolbox
> > > Select DayofWeek
> > > case "mon"
> > > ...
> > > end select
> >
In article ,
rusi wrote:
> On Saturday, November 9, 2013 6:38:25 PM UTC+5:30, John von Horn wrote:
> > Another useful tool in the programmer's toolbox
>
> > Select DayofWeek
>
> > case "mon"
>
> > ...
>
> > end select
>
>
> You can typically write this in python as a dictionary
>
On Saturday, November 9, 2013 6:38:25 PM UTC+5:30, John von Horn wrote:
> Another useful tool in the programmer's toolbox
> Select DayofWeek
> case "mon"
> ...
> end select
You can typically write this in python as a dictionary
cases = {"mon": do_mon-action,
"tue", do_t
On Sat, 09 Nov 2013 09:37:54 -0500, Roy Smith wrote:
> In article ,
> Chris Angelico wrote:
>
>> Some languages [intern] automatically for all strings, others (like
>> Python) only when you ask for it.
>
> What does "only when you ask for it" mean?
In Python 2:
help(intern)
In Python 3:
i
In article ,
Chris Angelico wrote:
> Pike implements #2, I presume that was a typo.
Duh. Yes.
--
https://mail.python.org/mailman/listinfo/python-list
In article ,
Chris Angelico wrote:
> On Sat, Nov 9, 2013 at 9:29 AM, Grant Edwards wrote:
> > It's that global newline shortage again. Just because a few people
> > get killed in a newline mine they all go on strike...
>
> It's a conspiracy! The government kills a few miners (with their
> con
On Sun, Nov 10, 2013 at 2:25 AM, Steven D'Aprano
wrote:
> On Sun, 10 Nov 2013 01:27:11 +1100, Chris Angelico wrote:
>
>> I was trying to sandbox CPython and run untrusted scripts while stopping
>> them from accessing the OS or file system. It's basically impossible
>
> PyPy is supposed to come wit
On Sun, Nov 10, 2013 at 2:21 AM, Roy Smith wrote:
> But, you missed the point of my question. You said that Python does
> this "only when you ask for it". That implies it never interns strings
> if you don't ask for it, which is clearly not true:
>
> $ python
> Python 2.7.1 (r271:86832, Jul 31 2
On Sun, 10 Nov 2013 01:27:11 +1100, Chris Angelico wrote:
> I was trying to sandbox CPython and run untrusted scripts while stopping
> them from accessing the OS or file system. It's basically impossible
PyPy is supposed to come with a proper sandbox. Although even in that
case, I think it is re
In article ,
Chris Angelico wrote:
> On Sun, Nov 10, 2013 at 1:37 AM, Roy Smith wrote:
> > In article ,
> > Chris Angelico wrote:
> >
> >> Some languages [intern] automatically for all strings, others
> >> (like Python) only when you ask for it.
> >
> > What does "only when you ask for it" me
On Sat, 09 Nov 2013 09:05:51 +0200, Νίκος Αλεξόπουλος wrote:
> Its probably unwise to post the following snippet of code that validates
> user input so an attacker wouldn't pass arbitrary values to my script
> but what the heck.
On the contrary, it is wise to publicise your security code. It
On Sat, Nov 9, 2013 at 9:29 AM, Grant Edwards wrote:
> It's that global newline shortage again. Just because a few people
> get killed in a newline mine they all go on strike...
It's a conspiracy! The government kills a few miners (with their
contrail mind-control stuffo) to push the price of ne
On Sun, Nov 10, 2013 at 1:37 AM, Roy Smith wrote:
> In article ,
> Chris Angelico wrote:
>
>> Some languages [intern] automatically for all strings, others
>> (like Python) only when you ask for it.
>
> What does "only when you ask for it" mean?
You can explicitly intern a Python string with th
In article ,
Chris Angelico wrote:
> Some languages [intern] automatically for all strings, others
> (like Python) only when you ask for it.
What does "only when you ask for it" mean?
--
https://mail.python.org/mailman/listinfo/python-list
On Sun, Nov 10, 2013 at 12:08 AM, John von Horn wrote:
> Hi Everyone,
>
> I'm Mr. Noobie here, I've just started easing into Python (2.7.4) and am
> enjoying working along to some youtube tutorials. I've done a little
> programming in the past.
Hi! For myself, I've come from a background writing
John von Horn writes:
> Hi Everyone,
>
> I'm Mr. Noobie here, I've just started easing into Python (2.7.4)
> and am enjoying working along to some youtube tutorials. I've done a
> little programming in the past.
>
> I've just got a few thoughts I'd like to share and ask about:
>
> * Why not all
Stefan Behnel wrote:
> Peter Otten, 09.11.2013 12:49:
>> There is no obvious meaning attached to _ -- so don't use it.
>
> Not quite true. Depending on the context, the obvious meanings of "_" in
> Python are either
>
> 1) "ignore me", e.g. in
>
> _, b = some_tuple
>
> or
>
> 2) "this is
Στις 9/11/2013 2:45 μμ, ο/η Mark Lawrence έγραψε:
On 08/11/2013 23:02, Νίκος Αλεξόπουλος wrote:
Στις 9/11/2013 12:49 πμ, ο/η Denis McMahon έγραψε:
On Sat, 09 Nov 2013 00:01:37 +0200, Νίκος Αλεξόπουλος wrote:
I saw the link and i'm wondering if it can be written in 1-liner.
Yes, but you have
On 09/11/2013 13:08, John von Horn wrote:
Hi Everyone,
I'm Mr. Noobie here, I've just started easing into Python (2.7.4) and am
enjoying working along to some youtube tutorials. I've done a little
programming in the past.
If it's possible I'd strongly recommend Python 3.3, there's lots of
goo
On 9 November 2013 13:08, John von Horn wrote:
> I'm Mr. Noobie here, I've just started easing into Python (2.7.4) and am
> enjoying working along to some youtube tutorials. I've done a little
> programming in the past.
>
> I've just got a few thoughts I'd like to share and ask about:
>
> * Why no
On Friday, November 8, 2013 9:03:51 PM UTC-5, Demian Brecht wrote:
> Hi all,
>
> I have an .py file with a simple assignment in it:
> foo = 'bar'
>
> Now, I want to set a conditional breakpoint in gdb, breaking on that
> assignment (I'm guessing the top of the stack would be breaking on the
> LOA
On Saturday, November 9, 2013 8:08:25 AM UTC-5, John von Horn wrote:
> Hi Everyone,
>
> I'm Mr. Noobie here, I've just started easing into Python (2.7.4) and am
> enjoying working along to some youtube tutorials. I've done a little
> programming in the past.
>
> I've just got a few thoughts I'd
Hi Everyone,
I'm Mr. Noobie here, I've just started easing into Python (2.7.4) and am
enjoying working along to some youtube tutorials. I've done a little
programming in the past.
I've just got a few thoughts I'd like to share and ask about:
* Why not allow floater=float(int1/int2) - rather th
On 09/11/2013 12:42, Steven D'Aprano wrote:
Uses an example written in Ruby, but don't let that put you off:
http://raganwald.com/2008/05/narcissism-of-small-code-differences.html
Wonderful read, thanks very much for the link.
--
Python is the second best programming language in the world.
B
On Sat, Nov 9, 2013 at 11:45 PM, Mark Lawrence wrote:
> Why is Web Security for Dummies missing?
Because a Dummy can host a web (all you have to do is invite a spider
into your house and let it do the work), but he won't be able to make
it secure.
Or, more succinctly: Because it isn't.
ChrisA
-
On 08/11/2013 23:02, Νίκος Αλεξόπουλος wrote:
Στις 9/11/2013 12:49 πμ, ο/η Denis McMahon έγραψε:
On Sat, 09 Nov 2013 00:01:37 +0200, Νίκος Αλεξόπουλος wrote:
I saw the link and i'm wondering if it can be written in 1-liner.
Yes, but you have to rewrite all your code in perl to do this.
P
On Sat, Nov 9, 2013 at 11:41 PM, Stefan Behnel wrote:
> 2) "this is a non-public thing", as in
>
> class Xyz:
> _private = 1
Your three meanings all have the etymology of "ignore me", but I would
distinguish this one from the others. An underscore used on its own
has meaning; an under
Uses an example written in Ruby, but don't let that put you off:
http://raganwald.com/2008/05/narcissism-of-small-code-differences.html
--
Steven
--
https://mail.python.org/mailman/listinfo/python-list
Peter Otten, 09.11.2013 12:49:
> There is no obvious meaning attached to _ -- so don't use it.
Not quite true. Depending on the context, the obvious meanings of "_" in
Python are either
1) "ignore me", e.g. in
_, b = some_tuple
or
2) "this is a non-public thing", as in
class Xyz:
Peter Cacioppi wrote:
> Peter Otten said:
>
>
> ">>> _ = lambda c: lambda x: c(*x)
list(map(_(P), zip([1,2,3], [6, 5, 4])))
> [Point(x=1, y=6), Point(x=2, y=5), Point(x=3, y=4)]
>
> ? While the obvious approach would be
>
[P(*args) for args in zip([1,2,3], [6, 5, 4])]
> [Point(x=1, y
On 09/11/2013 08:14, wxjmfa...@gmail.com wrote:
I'll ask again, please don't send us double spaced google crap.
--
Python is the second best programming language in the world.
But the best has yet to be invented. Christian Tismer
Mark Lawrence
--
https://mail.python.org/mailman/listinfo/pytho
If you want to convert pythoneers to Islam, you are gonna have to show them how
importing Allah will make their scripts run faster, or something like that.
Otherwise, I'm pretty sure you are out of luck.
--
https://mail.python.org/mailman/listinfo/python-list
Peter Cacioppi writes:
[P(*args) for args in zip([1,2,3], [6, 5, 4])]
[P(x,y) for x,y in zip(...)]
> Are you saying it's always preferable to avoid map?
Not always. Depends on context, partly subjective.
> I sometimes use map, sometimes comprehensions. I suspect other people
> do the sam
On Sat, Nov 9, 2013 at 8:23 PM, Peter Cacioppi wrote:
> I sometimes use map, sometimes comprehensions. I suspect other people do the
> same, that's why the language supports map and comprehensions.
I think map is fine if you can use a named function, but if you can't
come up with a descriptive n
Peter Otten said:
">>> _ = lambda c: lambda x: c(*x)
>>> list(map(_(P), zip([1,2,3], [6, 5, 4])))
[Point(x=1, y=6), Point(x=2, y=5), Point(x=3, y=4)]
? While the obvious approach would be
>>> [P(*args) for args in zip([1,2,3], [6, 5, 4])]
[Point(x=1, y=6), Point(x=2, y=5), Point(x=3, y=4)]
Στις 9/11/2013 10:39 πμ, ο/η Chris Angelico έγραψε:
On Sat, Nov 9, 2013 at 7:31 PM, Νίκος Αλεξόπουλος wrote:
if page and os.path.isfile( cgi_path + page ) in os.listdir( cgi_path ):
Try pass bogus values again into my database!
Well done! *slow clap* In the interests of security, you have ju
Στις 9/11/2013 10:39 πμ, ο/η Chris Angelico έγραψε:
On Sat, Nov 9, 2013 at 7:31 PM, Νίκος Αλεξόπουλος wrote:
if page and os.path.isfile( cgi_path + page ) in os.listdir( cgi_path ):
Try pass bogus values again into my database!
Well done! *slow clap* In the interests of security, you have ju
On 2013-11-09 04:27, Piet van Oostrum wrote:
Sibylle Koczian writes:
Am 07.11.2013 14:14, schrieb Piet van Oostrum:
Nick the Gr33k writes:
I have decided to take your advice.
I wasn't able to fit those 'lists' of mine into MySQL's varchar()
datatype after converting them to long strings an
On Sat, Nov 9, 2013 at 7:31 PM, Νίκος Αλεξόπουλος wrote:
> if page and os.path.isfile( cgi_path + page ) in os.listdir( cgi_path ):
>
> Try pass bogus values again into my database!
Well done! *slow clap* In the interests of security, you have just
locked everything out, including legitimate usag
Στις 9/11/2013 9:54 πμ, ο/η Νίκος Αλεξόπουλος έγραψε:
Στις 9/11/2013 9:05 πμ, ο/η Νίκος Αλεξόπουλος έγραψε:
Στις 9/11/2013 8:37 πμ, ο/η Chris Angelico έγραψε:
On Sat, Nov 9, 2013 at 5:32 PM, Νίκος Αλεξόπουλος
wrote:
I'am not saying out of arrogance but i was really under the
impression i had
On Sat, Nov 9, 2013 at 7:14 PM, wrote:
> If you wish to count the the frequency of chars in a text
> and store the results in a dict, {char: number_of_that_char, ...},
> do not forget to save the key in utf-XXX, it saves memory.
Oh, if you're that concerned about memory usage of individual
chara
Le samedi 9 novembre 2013 01:46:32 UTC+1, Steven D'Aprano a écrit :
> On Fri, 08 Nov 2013 12:43:43 -0800, wxjmfauth wrote:
>
>
>
> > "(say, 1 kbyte each)": one "kilo" of characters or bytes?
>
> >
>
> > Glad to read some users are still living in an ascii world, at the
>
> > "Unicode time" w
On Sat, Nov 9, 2013 at 6:44 PM, Νίκος Αλεξόπουλος wrote:
> You are right. You could have servers anywhere in the world.
> But i will assume the following hostnames are yours:
>
> mail14.ess.barracuda.com
> mail0.ess.barracuda.com
>
> I'm quite sure this time because i notice that the last days whe
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