[#394281] Can someone throw me a bone — Bob Baird <lists@...>

Hi all,

14 messages 2012/04/02

[#394311] using hash as database? Secure databases with ruby? — ruby rocks <lists@...>

I am new to programming and am learning ruby as my first language. I

16 messages 2012/04/03
[#394315] Re: using hash as database? Secure databases with ruby? — Hassan Schroeder <hassan.schroeder@...> 2012/04/03

On Tue, Apr 3, 2012 at 10:30 AM, ruby rocks <lists@ruby-forum.com> wrote:

[#394318] Re: using hash as database? Secure databases with ruby? — ruby rocks <lists@...> 2012/04/03

Hassan Schroeder wrote in post #1054862:

[#394320] Re: using hash as database? Secure databases with ruby? — Florian Gilcher <flo@...> 2012/04/03

[#394375] Call for comments - Structure — Hal Fulton <rubyhacker@...>

Greetings, fellow Rubyists...

14 messages 2012/04/04

[#394390] Design pattern question — James French <James.French@...>

Hi group,

15 messages 2012/04/05

[#394471] How to pull out specific part of a variable and set to another variable? — "Charlie B." <lists@...>

I have a variable that is a long string. The variable looks like this:

9 messages 2012/04/09

[#394492] New to Ruby, tutorial gives wrong example. — Roger McDonald <lists@...>

I am just starting with Ruby with intention to learn and perhaps use it

11 messages 2012/04/10

[#394533] A Beginner's Question about Metaprogramming — Phil Stone <lists@...>

Hey guys, have a question about Ruby programming and found this forum

20 messages 2012/04/10

[#394616] How to test if array element exists? — Soul Surf <lists@...>

I'm new to Ruby and just want to test if an array element exists. Here's

11 messages 2012/04/13

[#394642] how to avoid escaping special chars after backslah in string — Lucky Nl <lists@...>

Hi friends,

13 messages 2012/04/13
[#394645] Re: how to avoid escaping special chars after backslah in string — Roger Pack <lists@...> 2012/04/13

so what's your ideal syntax here?

[#394658] Why doesn't Fixnum#to_d exist? — Mark Campbell <nitrodist@...>

http://stdlib.rubyonrails.org/libdoc/bigdecimal/rdoc/index.html

15 messages 2012/04/13
[#394660] Re: Why doesn't Fixnum#to_d exist? — Bartosz Dziewoński <matma.rex@...> 2012/04/13

It does exist, but it's in a separate file - bigdecimal/util or utils,

[#394663] Re: Why doesn't Fixnum#to_d exist? — Mark Campbell <nitrodist@...> 2012/04/13

Yes, that file has the String#to_d, Float#to_d and Rational#to_d.

[#394675] Operator overloading of the subscript operator — Ralph Shnelvar <ralphs@...32.com>

I understand that operators (e.g. +, -, *, []) are nothing more than method names so that

16 messages 2012/04/14
[#394677] Re: Operator overloading of the subscript operator — "Jan E." <lists@...> 2012/04/14

Hi,

[#394678] Re: Operator overloading of the subscript operator — Ralph Shnelvar <ralphs@...32.com> 2012/04/14

Jan,

[#394767] Capital Cyrillic letter in Ruby class name (UTF-8) — Vladimir Kerimov <lists@...>

Hi matz,

22 messages 2012/04/17

[#394803] Why must I know whether I extend a class or a module? — Marc Heiler <lists@...>

Hi.

18 messages 2012/04/18
[#394843] Re: Why must I know whether I extend a class or a module? — Intransition <transfire@...> 2012/04/19

On Wednesday, April 18, 2012 1:13:17 PM UTC-4, Marc Heiler wrote:

[#394853] How can i make the colorful font with black background for puts? — gmspro gmspro <lists@...>

puts 'Hello World."

10 messages 2012/04/19

[#394865] finding duplicates in an array and its index number — newto ruby <lists@...>

Hi,

11 messages 2012/04/19

[#394964] To developers of Ruby: Feeble documentation - weakness of Ruby and the Ruby on Rails (2nd edition) — Sergey Ezhov <lists@...>

Directly I apologize for my English - I used the automatic translator.

13 messages 2012/04/23
[#394971] Re: To developers of Ruby: Feeble documentation - weakness of Ruby and the Ruby on Rails (2nd editio — Brian Candler <lists@...> 2012/04/23

I think you are a bit confused.

[#394969] gem-packed script with DATA section does not work — Wybo Dekker <wybo@...4all.nl>

The attached minimal gem contains a script that reads "Hello World!"

20 messages 2012/04/23
[#394970] Re: gem-packed script with DATA section does not work — Xavier Noria <fxn@...> 2012/04/23

DATA points to the contents after the __END__ directive of the executable

[#394973] Re: gem-packed script with DATA section does not work — Wybo Dekker <wybo@...4all.nl> 2012/04/23

On 2012-04-23 11:39, Xavier Noria wrote:

[#394988] Re: gem-packed script with DATA section does not work — Ryan Davis <ryand-ruby@...> 2012/04/23

[#394997] Re: gem-packed script with DATA section does not work — Peter Zotov <whitequark@...> 2012/04/23

Ryan Davis писал 23.04.2012 22:58:

[#395004] Re: gem-packed script with DATA section does not work — Wybo Dekker <wybo@...4all.nl> 2012/04/24

On 2012-04-23 22:57, Peter Zotov wrote:

[#395024] -BEGINNERS- Where do I Start? — "Thought M." <lists@...>

Hello World....... I am very new to code but have been glancing at it

13 messages 2012/04/25

[#395035] if if if statment — fox foxmaster <lists@...>

Hi all,

19 messages 2012/04/25

[#395085] Wrappng up my Text Game! Need Help! — Jared Hobbs <lists@...>

Hi, everyone. This is my first post!

18 messages 2012/04/26

[#395099] ruby/shoes GUI - sqlite, how to isert a variable key in table? — "Danilo L." <lists@...>

Hello, I am struggling to insert a variable into a table, for example:

17 messages 2012/04/27
[#395104] Re: ruby/shoes GUI - sqlite, how to isert a variable key in table? — Zachary Scott <zachary@...> 2012/04/27

Hi Danilo, How are you enjoying shoooes?

[#395105] Re: ruby/shoes GUI - sqlite, how to isert a variable key in table? — Michel <michel.revesche@...> 2012/04/27

[#395113] why does this return 255 bits instead of 256 (and general bit byte hex string array crypt mayhem :P) — instance_variable ok <lists@...>

So I am doing something that requires me to manipulate things on the bit

14 messages 2012/04/27

[#395193] delete character from array — Ok Ok <lists@...>

Here is my question...

17 messages 2012/04/30
[#395196] Re: delete character from array — Ok Ok <lists@...> 2012/04/30

Yes that was exactly it. I have one more question maybe you can help me

Re: Operator overloading of the subscript operator

From: Eric Christopherson <echristopherson@...>
Date: 2012-04-16 05:02:29 UTC
List: ruby-talk #394716
2012/4/15 Bartosz Dziewoki <matma.rex@gmail.com>:
> W dniu 15 kwietnia 2012 18:41 uソytkownik Eric Christopherson
> <echristopherson@gmail.com> napisaウ:
>> On Sat, Apr 14, 2012 at 10:48 AM, Ralph Shnelvar <ralphs@dos32.com> wrote:
>>> I have the Pickax book and I see two places operator overloading is mentioned: pages 130 and 345.
>>>
>>> Isn't there official documentation about the Ruby core?
>>>
>>>
>>> If one looks at page 333 which lists all the operators that are expressed as methods, one sees that subscript is the only one where the expression goes lexically inside the operator. s a special
>>> case shouldn't this be documented somewhere official?
>>
>> There's also Kernel#`, which is called when you put something inside
>> backticks or %x{}. Unlike [] and []=, though, trying to override it in
>> your own classes doesn't have any effect.
>
> Uh, yes it does?
>
> irb(main):001:0> module A; def ` a; puts "backticks: #{a}"; end end
> => nil
> irb(main):002:0> class B; include A; def asd; `ls`; end end
> => nil
> irb(main):003:0> B.new.asd
> backticks: ls
> => nil
> irb(main):004:0> include A
> => Object
> irb(main):005:0> `ls`
> backticks: ls
> => nil

Oh, I see. Still, Ruby doesn't seem to convert foo`bar` into
foo.`(bar) the way it converts foo[bar] into foo.[](bar):

class Foo
  def `(x)
    puts "backticks around #{x}"
  end
end

f = Foo.new
f`bar`

# result:
Errno::ENOENT: No such file or directory - bar

In This Thread