[#408634] How do I make lots of classes aware of each other? — "Andrew S." <lists@...>

I'm apparently missing something fundamental in my knowledge of classes

10 messages 2013/07/02

[#408712] Ruby web service with REST support — "Shubhada S." <lists@...>

Hi All,

17 messages 2013/07/05

[#408812] create variables depending on counter — stefan heinrich <lists@...>

Hi community,

21 messages 2013/07/09

[#408854] execute commands within SMTP email code: send content in variables and not actual variables — dJD col <lists@...>

I am trying to send an email using the code below. I am able to send the

9 messages 2013/07/10

[#409031] tap { break } idiom deserves its own Kernel method? — Andy Lowry <lists@...>

I use this idiom from time to time:

13 messages 2013/07/22

[#409072] Link To Masses Of External Data In Openoffice? — "Austin J." <lists@...>

This is what I want to do.

19 messages 2013/07/23
[#409102] Re: Link To Masses Of External Data In Openoffice? — Tamara Temple <tamouse.lists@...> 2013/07/24

[#409103] Re: Link To Masses Of External Data In Openoffice? — "Austin J." <lists@...> 2013/07/25

tamouse m. wrote in post #1116598:

[#409122] Re: Link To Masses Of External Data In Openoffice? — Tamara Temple <tamouse.lists@...> 2013/07/26

[#409142] Re: Link To Masses Of External Data In Openoffice? — "Austin J." <lists@...> 2013/07/26

tamouse m. wrote in post #1116750:

[#409073] class <=> module — Bráulio Bhavamitra <lists@...>

Hello all,

17 messages 2013/07/23

[#409104] Ruby newbie question on Methods (NoMethoderror) — "Crispian A." <lists@...>

I have recently started learning ruby and so I am writing a small little

10 messages 2013/07/25

[#409170] Working through Ch.10 for learning to program 2.0 (Chris Pine) — JD JD <lists@...>

So, I have been working through this book, and have been doing ok up

33 messages 2013/07/28
[#409195] Re: Working through Ch.10 for learning to program 2.0 (Chris Pine) — Harry Kakueki <list.push@...> 2013/07/29

I tried this and came up with a one-liner that seems to do it. It sorts the

[#409258] WATIR - ScriptError popup on IE - Unable to get rid of! — Graeme Halls <lists@...>

I am new to Ruby & Watir, and I am having a nightmare with IE and Script

11 messages 2013/07/31

Re: class <=> module

From: Josh Cheek <josh.cheek@...>
Date: 2013-07-24 16:03:30 UTC
List: ruby-talk #409095
On Wed, Jul 24, 2013 at 10:25 AM, Jes=FAs Gabriel y Gal=E1n <
jgabrielygalan@gmail.com> wrote:

> On Wed, Jul 24, 2013 at 3:34 PM, Josh Cheek <josh.cheek@gmail.com> wrote:
> > On Wed, Jul 24, 2013 at 7:51 AM, <sto.mar@web.de> wrote:
> >>
> >> Am 24.07.2013 14:35, schrieb Josh Cheek:
> >>>
> >>> On Wed, Jul 24, 2013 at 1:10 AM, <sto.mar@web.de
> >>> <mailto:sto.mar@web.de>> wrote:
> >>>
> >>>
> >>>     And you forgot to mention: classes can inherit only from a single
> >>> other
> >>>     class (a conscious decision by Matz), but you can include many
> >>> modules.
> >>>     Seems difficult to unify that in one concept.
> >>>
> >>>
> >>> That seems inaccurate to me:
> >>>
> >>> C1 =3D Class.new Object
> >>> C2 =3D Class.new C1
> >>> C3 =3D Class.new C2
> >>
> >>
> >> I was alluding to multiple inheritance, meaning a class
> >> inherits _directly_ from more than one superclass.
> >>
> >
> > I still don't understand. I showed that you can inherit from multiple
> > classes like you can inherit from multiple modules. Yes there are other
> > differences, but this does not seem to be one of them. Perhaps you thin=
k
> > that modules have some sort of fancier inheritance? If so, this is not
> the
> > case. When you include a module, an anonymous class with the module's
> > methods gets inserted as the superclass.
>
> You cannot extend from arbitrary classes. If I want to create a class
> that extends String and Hash, for example, I can't.
> On the other hand I can extend any number of arbitrary modules.
>
> Jesus.
>
>
I'm not sure that's what he was trying to say.

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