[#14464] who uses Python or Ruby, and for what? — ellard2@...01.fas.harvard.edu (-11,3-3562,3-3076)

A while ago I posted a request for people to share their experiences

12 messages 2001/05/01

[#14555] Ruby as a Mac OS/X scripting language — Dave Thomas <Dave@...>

10 messages 2001/05/02

[#14557] Arggg Bitten by the block var scope feature!!! — Wayne Scott <wscott@...>

13 messages 2001/05/02

[#14598] Re: Arggg Bitten by the block var scope feature!!! — "Conrad Schneiker" <schneik@...>

# On Thu, 3 May 2001, Wayne Scott wrote:

9 messages 2001/05/03

[#14636] Yet another "About private methods" question — Eric Jacoboni <jacoboni@...2.fr>

I'm still trying to figure out the semantics of private methods in Ruby.

39 messages 2001/05/04
[#14656] Re: Yet another "About private methods" question — Dave Thomas <Dave@...> 2001/05/04

Eric Jacoboni <jaco@teaser.fr> writes:

[#14666] Ruby and Web Applications — "Chris Montgomery" <monty@...> 2001/05/04

Greetings from a newbie,

[#14772] Re: Ruby and Web Applications — Jim Freeze <jim@...> 2001/05/07

On Sat, 5 May 2001, Chris Montgomery wrote:

[#14710] Why's Ruby so slow in this case? — Stefan Matthias Aust <sma@3plus4.de>

Sure, Ruby, being interpreted, is slower than a compiled language.

12 messages 2001/05/05

[#14881] Class/Module Information — "John Kaurin" <jkaurin@...>

It is possible to modify the following code to produce

18 messages 2001/05/09

[#15034] Re: calling .inspect on array/hash causes core dump — ts <decoux@...>

>>>>> "A" == Andreas Riedl <viisi@chello.at> writes:

15 messages 2001/05/12

[#15198] Re: Q: GUI framework with direct drawing ca pabilities? — Steve Tuckner <SAT@...>

Would it be a good idea to develop a pure Ruby GUI framework built on top of

13 messages 2001/05/15

[#15234] Pluggable sorting - How would you do it? — "Hal E. Fulton" <hal9000@...>

Hello all,

16 messages 2001/05/16

[#15549] ColdFusion for Ruby — "Michael Dinowitz" <mdinowit@...2000.com>

I don't currently use Ruby. To tell the truth, I have no real reason to. I'd

12 messages 2001/05/22

[#15569] I like ruby-chan ... — Rob Armstrong <rob@...>

Ruby is more human(e) than Python. We already have too many animals :-).

15 messages 2001/05/23

[#15601] How to avoid spelling mistakes of variable names — ndrochak@... (Nick Drochak)

Since Ruby does not require a variable to be declared, do people find

13 messages 2001/05/23

[#15734] java based interpreter and regexes — "Wayne Blair" <wayne.blair@...>

I have been thinking about the java based ruby interpreter project, and I

48 messages 2001/05/25

[#15804] is it possible to dynamically coerce objects types in Ruby? — mirian@... (Mirian Crzig Lennox)

Greetings to all. I am a newcomer to Ruby and I am exploring the

13 messages 2001/05/27
[#15807] Re: is it possible to dynamically coerce objects types in Ruby? — matz@... (Yukihiro Matsumoto) 2001/05/27

Hi,

[#15863] Experimental "in" operator for collections — Stefan Matthias Aust <sma@3plus4.de>

There's one thing where I prefer Python over Ruby. Testing whether an

13 messages 2001/05/28

[#15925] Re: Block arguments vs method arguments — ts <decoux@...>

>>>>> "M" == Mike <mike@lepton.fr> writes:

43 messages 2001/05/29
[#16070] Re: Block arguments vs method arguments — "Hal E. Fulton" <hal9000@...> 2001/05/31

----- Original Message -----

[#16081] Re: Block arguments vs method arguments — Sean Russell <ser@...> 2001/05/31

On Thu, May 31, 2001 at 11:53:17AM +0900, Hal E. Fulton wrote:

[#16088] Re: Block arguments vs method arguments — Dan Moniz <dnm@...> 2001/05/31

At 11:01 PM 5/31/2001 +0900, Sean Russell wrote:

[#15954] new keyword idea: tryreturn, tryturn or done — Juha Pohjalainen <voidjump@...>

Hello everyone!

12 messages 2001/05/29

[ruby-talk:14624] Re: Arggg Bitten by the block var scope feature!!!

From: Marko Schulz <in6x059@...>
Date: 2001-05-04 09:40:17 UTC
List: ruby-talk #14624
On Fri, May 04, 2001 at 08:51:32AM +0900, David Alan Black wrote:
> On Fri, 4 May 2001, Conrad Schneiker wrote:
> 
> > # On Thu, 3 May 2001, Wayne Scott wrote:
> > #
> > # >     #simplified for this discussion
> > # >     def fetch(arg2)
> 
> [snip]
> 
> > # >                  @cache.dup.each do |arg2, file|       ## (1)
> 
> [snip]
> 
> > # I don't know if the behavior should change but I think it should at
> > # least issue a warning if there is reuse like this.
> >
> > I think this is an important suggestion.
> >
> > Answers such as:
> >
> >   1) I should have known better.
> >   2) You should have known better.
> >   3) Here is a way around this.
> >   4) There is (or soon will be) a better feature to use.
> >   5) Once you know Ruby better, this won't be a problem for you.
> >
> > are all true to some degree, but are somewhat beside the point of accident
> > prevention in the cases that people are caught unawares.
> 
> I certainly agree that this should not be warned about under -w.  

I certainly do not agree with you. This should be warned about under -w.

> In fact...  I'm not sure what the warning would be.  

Something like 'Warning. Use of local variables as block parameters
may lead to unexpected side effects.'?

> I can't help thinking that to a large extent this case would be
> mostly covered by #5, above.

I do not agree with you here either. Of course this errors get if you
have accumulated experience and write new code. But when you start to
refactor without a tool to aid you, this bites you fast.

-- 
marko schulz

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