[#332653] Anything better than klass = eval("#{task_class}") — Paganoni <noway@...>

Hi, well subject is self explanatory...

10 messages 2009/04/01

[#332751] RubyScript2Exe — Charlie Openshaw <charlieopenshaw@...>

Hi,

14 messages 2009/04/02

[#332795] ri is suddenly empty — Fernando Perez <pedrolito@...>

Hi,

15 messages 2009/04/03

[#332861] Verify, a very basic testing tool. — Robert Dober <robert.dober@...>

Hi List

34 messages 2009/04/03
[#332871] Re: [Ann] Verify, a very basic testing tool. — Ryan Davis <ryand-ruby@...> 2009/04/03

[#332882] Re: [Ann] Verify, a very basic testing tool. — Robert Dober <robert.dober@...> 2009/04/03

On Fri, Apr 3, 2009 at 10:56 PM, Ryan Davis <ryand-ruby@zenspider.com> wrot=

[#332869] Loading classes in order — Elias Orozco <elioncho@...>

Hello guys,

17 messages 2009/04/03
[#332874] Re: Loading classes in order — Iñaki Baz Castillo <ibc@...> 2009/04/03

El Viernes 03 Abril 2009, Elias Orozco escribi=C3=B3:

[#332983] Ruby 1.9.1 - invalid multibyte escape: /[\xC0-\xDF]/ (RegexpError) — Iñaki Baz Castillo <ibc@...>

Hi, using TreeTop parser I had a grammar defined working in Ruby1.8 but it=

12 messages 2009/04/04
[#333081] Re: Ruby 1.9.1 - invalid multibyte escape: /[\xC0-\xDF]/ (RegexpError) — Eric Hodel <drbrain@...7.net> 2009/04/06

[#333092] Re: Ruby 1.9.1 - invalid multibyte escape: /[\xC0-\xDF]/ (RegexpError) — Iñaki Baz Castillo <ibc@...> 2009/04/06

2009/4/6 Eric Hodel <drbrain@segment7.net>:

[#332984] How to get "irb1.8" using Ruby1.8 instead of Ruby1.9.1 ? — Iñaki Baz Castillo <ibc@...>

Hi, in Debian I've ruby1.8 (/usr/bin/ruby1.8) and irb1.8 installed as DEB=20

16 messages 2009/04/04

[#333051] Localmemcache-0.2.1: The beauty of memcached. For local data. Blazingly fast. — "Sven C. Koehler" <schween@...>

Hi,

9 messages 2009/04/05

[#333063] how to dynamically create search term for array.find_all — Adam Akhtar <adamtemporary@...>

i want to be able to create a mehtod that will filter results in an

13 messages 2009/04/06
[#333064] Re: how to dynamically create search term for array.find_all — Phlip <phlip2005@...> 2009/04/06

Adam Akhtar wrote:

[#333108] Re: how to dynamically create search term for array.find_all — Adam Akhtar <adamtemporary@...> 2009/04/06

Thanks for your advice.

[#333109] Re: how to dynamically create search term for array.find_all — Adam Akhtar <adamtemporary@...> 2009/04/06

ahh robert, sorry i missed your reply there, i was looking at

[#333206] regex select multiple words in the middle of a sentence — Raimon Fs <coder@...>

hello,

11 messages 2009/04/07

[#333231] How to remote connect to the SQL server 2005 when there is a ‘\’ in the SQL server name, such as 192.168.0.11\active? — Wesley Chen <cjq.999@...>

Hi, Guys,

10 messages 2009/04/07
[#333246] Re: How to remote connect to the SQL server 2005 when there is a ‘\’ in the SQL server name, such as 192.168.0.11\active? — "Sean O'Halpin" <sean.ohalpin@...> 2009/04/07

(Disclaimer: It's a while since I did anything with SQL Server)

[#333265] Re: How to remote connect to the SQL server 2005 when there is a ‘\’ in the SQL server name, such as 192.168.0.11\active? — Wesley Chen <cjq.999@...> 2009/04/08

Hi, Sean,

[#333275] Re: How to remote connect to the SQL server 2005 when there is a ‘\’ in the SQL server name, such as 192.168.0.11\active? — "Sean O'Halpin" <sean.ohalpin@...> 2009/04/08

On Wed, Apr 8, 2009 at 3:50 AM, Wesley Chen <cjq.999@gmail.com> wrote:

[#333273] Ruby 1.9 still cannot list all files on Vista or XP? — SpringFlowers AutumnMoon <summercoolness@...>

I just tried using Ruby 1.9 and it seemed that it still cannot list all

18 messages 2009/04/08

[#333291] How to find Operating system — Newb Newb <revathy.p@...>

Hi....

19 messages 2009/04/08
[#333299] Re: How to find Operating system — Mark S Bilk <mark@...> 2009/04/08

On Apr 8, 4:27=A0am, Eleanor McHugh <elea...@games-with-brains.com>

[#333309] Re: How to find Operating system — Eleanor McHugh <eleanor@...> 2009/04/08

On 8 Apr 2009, at 13:30, Mark S Bilk wrote:

[#333311] performing an action only the first time a function called — James French <James.French@...> 2009/04/08

Hi,

[#333319] Ruby editor for linux — Juan Zanos <juan_zanos@...>

Does anyone have any suggestions for a Ruby editor on Linux? I

31 messages 2009/04/08

[#333368] Goodbye Ruby - Hello Earth — Christophe Mckeon <chromatophore@...>

Hello Fellow Humans,

170 messages 2009/04/08
[#333440] Re: Goodbye Ruby - Hello Earth — The Higgs bozo <higgs.bozo@...> 2009/04/09

Christophe Mckeon wrote:

[#333443] Re: Goodbye Ruby - Hello Earth — Phlip <phlip2005@...> 2009/04/09

The Higgs bozo wrote:

[#333455] Re: Goodbye Ruby - Hello Earth — Phlip <phlip2005@...> 2009/04/09

>> Am I the only one who, upon reading the subject line, thought that

[#333468] Re: Goodbye Ruby - Hello Earth — Christophe Mckeon <chromatophore@...> 2009/04/09

Hi guys,

[#333542] Re: Goodbye Ruby - Hello Earth — Jeff Schwab <jeff@...> 2009/04/10

Christophe Mckeon wrote:

[#333580] Re: Goodbye Ruby - Hello Earth — Eleanor McHugh <eleanor@...> 2009/04/10

> Christophe Mckeon wrote:

[#333602] Re: Goodbye Ruby - Hello Earth — Chad Perrin <perrin@...> 2009/04/11

On Sat, Apr 11, 2009 at 02:22:09AM +0900, Eleanor McHugh wrote:

[#333615] Re: Goodbye Ruby - Hello Earth — Eleanor McHugh <eleanor@...> 2009/04/11

On 11 Apr 2009, at 02:12, Chad Perrin wrote:

[#333626] Re: Goodbye Ruby - Hello Earth — Robert Dober <robert.dober@...> 2009/04/11

On Sat, Apr 11, 2009 at 10:44 AM, Eleanor McHugh

[#333657] Re: Goodbye Ruby - Hello Earth — Chad Perrin <perrin@...> 2009/04/12

On Sun, Apr 12, 2009 at 12:53:07AM +0900, Robert Dober wrote:

[#333783] Re: Goodbye Ruby - Hello Earth — Eleanor McHugh <eleanor@...> 2009/04/13

On 12 Apr 2009, at 06:36, Chad Perrin wrote:

[#334172] Re: Goodbye Ruby - Hello Earth — Tom Cloyd <tomcloyd@...> 2009/04/16

Eleanor McHugh wrote:

[#334187] Re: Goodbye Ruby - Hello Earth — Chad Perrin <perrin@...> 2009/04/16

On Fri, Apr 17, 2009 at 05:58:21AM +0900, Tom Cloyd wrote:

[#334191] Re: Goodbye Ruby - Hello Earth — Todd Benson <caduceass@...> 2009/04/17

On Thu, Apr 16, 2009 at 6:23 PM, Chad Perrin <perrin@apotheon.com> wrote:

[#334284] Re: Goodbye Ruby - Hello Earth — "Phlip" <phlip2005@...> 2009/04/18

> And besides, who are we kidding thinking that the planet needs us?

[#334334] Re: Goodbye Ruby - Hello Earth — "Phlip" <phlip2005@...> 2009/04/18

> Now, do I believe the earth's climate is changing? Absolutely. It has

[#333521] how do you manage your gems' gemspecs? — ghorner <gabriel.horner@...>

Hi,

15 messages 2009/04/10

[#333546] Python on LLVM — Daniel Berger <djberg96@...>

Python on LLVM. Thought it might be interesting to some folks here:

17 messages 2009/04/10

[#333607] a few thoughts for ruby... — Roger Pack <rogerpack2005@...>

Thought I'd pass these thoughts by the readers here before sending them

23 messages 2009/04/11

[#333624] Can Ruby stay ahead ? — Suresh Kk <sureshkkgvr@...>

Will Ruby find it difficult to stay in the first 10 languages list

27 messages 2009/04/11
[#333636] Re: Can Ruby stay ahead ? — Charles Oliver Nutter <charles.nutter@...> 2009/04/11

To be honest, I think the most important thing Rubyists could do to help

[#333707] newbie confusion and dejection — Reg <reg@...>

Over the years I have taught myself to program in C, C++, and VB to

14 messages 2009/04/13

[#333736] Ruby vs. Groovy: your perspective — Diego Virasoro <Diego.Virasoro@...>

Hello,

45 messages 2009/04/13
[#333789] Re: Ruby vs. Groovy: your perspective — Eleanor McHugh <eleanor@...> 2009/04/13

On 13 Apr 2009, at 12:35, Diego Virasoro wrote:

[#333803] Re: Ruby vs. Groovy: your perspective — Charles Oliver Nutter <charles.nutter@...> 2009/04/13

Eleanor McHugh wrote:

[#333833] Re: Ruby vs. Groovy: your perspective — James Britt <james.britt@...> 2009/04/14

Charles Oliver Nutter wrote:

[#333742] connecting to Oracle using OCI8 and DBI — Peter Bailey <pbailey@...>

Hi,

12 messages 2009/04/13

[#333867] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...>

Hi folks,

30 messages 2009/04/14
[#333885] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — James Gray <james@...> 2009/04/14

On Apr 14, 2009, at 8:14 AM, Gregory Brown wrote:

[#333894] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...> 2009/04/14

On Tue, Apr 14, 2009 at 12:24 PM, James Gray <james@grayproductions.net> wr=

[#333899] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Chuck Remes <cremes.devlist@...> 2009/04/14

[#333900] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...> 2009/04/14

On Tue, Apr 14, 2009 at 1:44 PM, Chuck Remes <cremes.devlist@mac.com> wrote:

[#333901] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Ben Lovell <benjamin.lovell@...> 2009/04/14

On Tue, Apr 14, 2009 at 6:53 PM, Gregory Brown <gregory.t.brown@gmail.com>wrote:

[#333904] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Tony Arcieri <tony@...> 2009/04/14

On Tue, Apr 14, 2009 at 12:07 PM, Ben Lovell <benjamin.lovell@gmail.com>wrote:

[#333912] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...> 2009/04/14

On Tue, Apr 14, 2009 at 2:32 PM, Tony Arcieri <tony@medioh.com> wrote:

[#334011] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Michael Fellinger <m.fellinger@...> 2009/04/15

On Wed, 15 Apr 2009 04:48:42 +0900

[#334014] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...> 2009/04/15

On Wed, Apr 15, 2009 at 11:16 AM, Michael Fellinger

[#334020] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Robert Klemme <shortcutter@...> 2009/04/15

On 15.04.2009 17:46, Gregory Brown wrote:

[#334086] Re: [ANN] The "Ruby Best Practices" Collaborative Blog — Gregory Brown <gregory.t.brown@...> 2009/04/16

On Wed, Apr 15, 2009 at 12:35 PM, Robert Klemme

[#333981] Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...>

Hello everybody !

23 messages 2009/04/15
[#334010] Re: Install a Windows server made with Ruby — Roger Pack <rogerpack2005@...> 2009/04/15

[#334013] Re: Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...> 2009/04/15

Roger Pack wrote:

[#334426] Re: Install a Windows server made with Ruby — Roger Pack <rogerpack2005@...> 2009/04/20

Alexandre Stehlin wrote:

[#334430] Re: Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...> 2009/04/20

Roger Pack wrote:

[#334465] Re: Install a Windows server made with Ruby — Roger Pack <rogerpack2005@...> 2009/04/20

[#334469] Re: Install a Windows server made with Ruby — Glen Holcomb <damnbigman@...> 2009/04/20

On Mon, Apr 20, 2009 at 7:49 AM, Roger Pack <rogerpack2005@gmail.com> wrote=

[#334631] Re: Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...> 2009/04/22

Glen Holcomb wrote:

[#334640] Re: Install a Windows server made with Ruby — Roger Pack <rogerpack2005@...> 2009/04/22

[#334644] Re: Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...> 2009/04/22

Ok, here's what I got :

[#334648] Re: Install a Windows server made with Ruby — Alexandre Stehlin <alexandre.stehlin@...> 2009/04/22

Alexandre Stehlin wrote:

[#333993] reformatting a text file that has some binary in it — Adam Akhtar <adamtemporary@...>

I have never worked with binary before and after trying to solve this

20 messages 2009/04/15
[#334768] Re: reformatting a text file that has some binary in it — "t3ch.dude" <t3ch.dude@...> 2009/04/23

On Apr 23, 5:05=A0am, Adam Akhtar <adamtempor...@gmail.com> wrote:

[#334834] Re: reformatting a text file that has some binary in it — Adam Akhtar <adamtemporary@...> 2009/04/23

ahh should have thought about that. here is a souce file

[#334063] http://rubypan.org/ — Aaron Patterson <aaron@...>

http://rubypan.org/ version 1.0.0 has been released!

16 messages 2009/04/16

[#334194] Localmemcache-0.3.0: A persistent key-value database based on mmap()'ed shared memory — "Sven C. Koehler" <schween@...>

Hi, Localmemcache-0.3.0 is ready! Persistence is officially supported

9 messages 2009/04/17

[#334272] Junctions for Ruby1.9 (Lab419::functional-0.1.2) — Robert Dober <robert.dober@...>

Hi list

14 messages 2009/04/17

[#334370] ruby1.9 and the retry keyword — Yoann Guillot <john-rubytalk@...>

Hi

12 messages 2009/04/19

[#334479] Polymorphism — Michael Satterwhite <michael@...>

As much as I like Ruby, I do miss the polymorphic behavior of routines

14 messages 2009/04/20
[#334480] Re: Polymorphism — Phlip <phlip2005@...> 2009/04/20

Michael Satterwhite wrote:

[#334510] directory watcher, trying to match filename to directory name. — Brian Wallace <draygen80@...>

Hi All,

12 messages 2009/04/21
[#334515] Re: directory watcher, trying to match filename to directory name. — David Gaya <david.gaya@...> 2009/04/21

> dw =3D DirectoryWatcher.new "#{@dirwatch}", :interval =3D> 5, :glob =3D> =

[#334524] Re: directory watcher, trying to match filename to directory name. — Brian Wallace <draygen80@...> 2009/04/21

Thanks David,

[#334537] Re: directory watcher, trying to match filename to directory name. — Tim Pease <tim.pease@...> 2009/04/21

On Tue, Apr 21, 2009 at 6:51 AM, Brian Wallace <draygen80@gmail.com> wrote:

[#334529] Ruby or JRuby — Martin L'ecuyer <martin@...>

Hi i'm new here and new with Ruby. I just start to learn Ruby and Ruby

19 messages 2009/04/21
[#334531] Re: Ruby or JRuby — James Herdman <james.herdman@...> 2009/04/21

Hi Martin.

[#334532] Re: Ruby or JRuby — Robert Dober <robert.dober@...> 2009/04/21

On Tue, Apr 21, 2009 at 4:39 PM, James Herdman <james.herdman@gmail.com> wr=

[#334696] Re: Ruby or JRuby — David Masover <ninja@...> 2009/04/22

On Tuesday 21 April 2009 09:48:47 Robert Dober wrote:

[#334710] Re: Ruby or JRuby — Robert Dober <robert.dober@...> 2009/04/22

On Wed, Apr 22, 2009 at 10:43 PM, David Masover <ninja@slaphack.com> wrote:

[#334551] Is there a better way to do this? — Paul Mckibbin <pmckibbin@...>

I recently had code which needed to work with the same structure twice,

11 messages 2009/04/21

[#334577] Can't install hpricot gem — Boris Barroso <boriscyber@...>

I can't install hpricot gem on CentOS 5, you can check the error message

13 messages 2009/04/21

[#334711] Diamondback Ruby - Static Typing for Ruby — Mike Furr <furr@...>

16 messages 2009/04/22

[#334826] Is there a better way of doing this — Damjan Rems <d_rems@...>

I have three classes.

17 messages 2009/04/23

[#334944] Digits of Pi (#202) — Daniel Moore <yahivin@...>

-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=

26 messages 2009/04/24
[#334948] Re: [QUIZ] Digits of Pi (#202) — Joel VanderWerf <vjoel@...> 2009/04/24

Daniel Moore wrote:

[#334986] Methods and blocks - not that clear when blocks passed into — Steven Taylor <staylor@...>

Coming from other programming languages, notably Basic based, a little

10 messages 2009/04/25

[#335047] Using method missing to create getters and setters — Tim Conner <crofty_james@...>

Hi,

10 messages 2009/04/26

[#335060] How to parse a "line"? — Martin Sharon <huangshuo.9@...>

Hi there:

25 messages 2009/04/26
[#335061] Re: How to parse a "line"? — James Gray <james@...> 2009/04/26

On Apr 26, 2009, at 3:48 PM, Martin Sharon wrote:

[#335062] Re: How to parse a "line"? — Robert Dober <robert.dober@...> 2009/04/26

On Sun, Apr 26, 2009 at 10:56 PM, James Gray <james@grayproductions.net> wrote:

[#335069] Re: How to parse a "line"? — Todd Benson <caduceass@...> 2009/04/26

On Sun, Apr 26, 2009 at 4:11 PM, Robert Dober <robert.dober@gmail.com> wrote:

[#335070] Re: How to parse a "line"? — Todd Benson <caduceass@...> 2009/04/26

On Sun, Apr 26, 2009 at 5:55 PM, Todd Benson <caduceass@gmail.com> wrote:

[#335071] Re: How to parse a "line"? — Martin Sharon <huangshuo.9@...> 2009/04/27

Thank you Todd, but the number of the keywords are dynamic.

[#335085] Re: How to parse a "line"? — Todd Benson <caduceass@...> 2009/04/27

On Sun, Apr 26, 2009 at 7:25 PM, Martin Sharon <huangshuo.9@gmail.com> wrote:

[#335068] Block Style — James Gray <james@...>

I hate to be the guy to start another { =85 } vs. do =85 end thread, but =

16 messages 2009/04/26

[#335151] Gui library suggestion based on my needs? — Pito Salas <rps@...>

Any recommendation on which 'gui' package I should use to build a ruby

14 messages 2009/04/27

[#335217] Why does attr_accessor in module require 'self.'? — Brian Hartin <brian.hartin@...>

Hi there,

14 messages 2009/04/27

[#335301] Detecting -0.0 — "Thomas B." <tpreal@...>

Hello.

19 messages 2009/04/28

[#335308] Random Access using IO#pos in code blocks — Arun Kumar <arun.einstein@...>

Hello everyone,

14 messages 2009/04/28
[#335369] Re: Random Access using IO#pos in code blocks — Brian Candler <b.candler@...> 2009/04/29

Arun Kumar wrote:

[#335331] New to Ruby, making a program from a disabled friend — Hank Quinlan <tjmaser@...>

Hi. I am only learning Ruby to help my friend out, and am completely new

15 messages 2009/04/29

[#335334] Issue with regexp pattern matcher withing String#gsub — Craig Jolicoeur <cpjolicoeur@...>

I'm having a strange issue I can't wrap my head around. I've posted the

10 messages 2009/04/29

[#335466] Read and re-write file with one open? — Adam Bender <abender@...>

I would like to write a Ruby script that opens a text file, performs a gsub

19 messages 2009/04/30

[#335532] setting up cygwin on windows or linux it? — Adam Akhtar <adamtemporary@...>

Due to some gems not working for windows im considering either

19 messages 2009/04/30
[#335542] Re: setting up cygwin on windows or linux it? — Hassan Schroeder <hassan.schroeder@...> 2009/04/30

On Thu, Apr 30, 2009 at 5:28 AM, Adam Akhtar <adamtemporary@gmail.com> wrote:

[#335563] Re: setting up cygwin on windows or linux it? — Aleksandr Levchuk <alevchuk@...> 2009/04/30

Usually virtualization (VMWare, etc.) is too slow to use. I would

Re: Sinatra : examples and FRAME.

From: "B. Randy" <randy11@...>
Date: 2009-04-22 08:12:02 UTC
List: ruby-talk #334603
jonty wrote:

> 
> I don't see the need to use frames, it is just a question of saving your
> data in the post method and reading your data in the get
> 
> The get will fetch the current data save it in an instance variable
> (@variable) and refer to a template that includes your form which has
> an href of '/' and method post
> but can also display the current data from the @variable.

Hello,

'@variable' isn't useful because they aren't global. The global variable 
like '@@variable_global' could be used in a Web context ? What's happen 
when many user play with the application ?

I've tried to follow your advice in the following code. Yes, I know that 
I 'm not good with HTML :(

I've put comments in the code.

I can't show the selected value in the form without reload the page !?

Suggestions ?

Tkanks.

Randy11.

######################################################################
# demo.rb
require 'sinatra'

# What is it done ?
# 1 - The "get '/'" show the form. In the form the method 'POST' is used
# and call 'request_list'.
# 2 - The "post '/request_list' gets the parameters, save it in 
session's
# variables.
# 3 - The "post" redirect to get "'/:start,:end,:type,:where'" which
# build the data : "@data", and display again the form.
# => PROBLEM : I lost the selected value in the form. I can't set the
# default value like : '<OPTION selected value = <% @start_ini %> >'.

enable :sessions

# configure directives can be used to set constants
# that are available in each of your views
# DON'T FORGET TO STOP AND START THE APPLICATION IF THIS AREA IS 
MODIFIED.
configure do
  Version = Sinatra::VERSION
  @data = ""
end

get '/' do
  erb :main_html
end

get '/:start,:end,:type,:where' do
  @start_ini = "'#{params[:start]}'"
  @end_ini = "'#{params[:end]}'"
  @type_ini = "#{params[:type]}"
  @where_ini = "#{params[:where]}"

  # The 'data' are very big, so 'cookie' or 'session' can't be used
  # for share 'data' between methods 'get' or 'post' ...
  # May be I must call an external method from a class.
  # Any other idea ?
  @data = "<p> Parameters = #{params} <BR>" +
          "start = #{params[:start]} - end = #{params[:end]}"+
          " - Type = #{params[:type]} - where = #{params[:where]}</p>" +
          "<BR> @start_ini = #{@start_ini}, @end_ini = #{@end_ini}, " +
          "@type_ini = #{@type_ini}, @where_ini = #{@where_ini}"

  # I must reload de page to see de default values '..._ini', then they 
are
  # shown by '@data'. Why ?
  erb :main_html
end

post '/request_list' do
  session[:start] =  params.fetch("start").to_i
  session[:end] = params.fetch("end").to_i
  session[:where] = params.fetch("where")
  session[:type] = params.fetch("type")
  session[:display] = params.fetch("display").to_i

  # To avoid miss understanding with my code.
  session[:where] = nil if (session[:where] == "nil")
  session[:type] = nil if (session[:type] == "nil")

  # Ensure 'start' < 'end'.
  if (session[:start] > session[:end])
    session[:start], session[:end] = session[:end], session[:start]
  end

  redirect "/#{session[:start]},#{session[:end]},"\
           "'#{session[:type]}','#{session[:where]}'"
end



# My 'helpers'
helpers do
  # Build the HTML code from an array of option for 'SELECT'.
  def html_select(array)
    option=Array.new()
    array.each {|opt| option << "<OPTION>#{opt}</OPTION>"}
    option
  end
  # The list of choices.
  def select_options
      @start_choice = html_select([ 1, 2, 3, 4])
      @where_choice =  html_select(%w[Here There Nowhere Somewhere])
      @type_choice = html_select(%w[A B C D E F G])
      # If nothing is displayed like : "", the last thing, here :
      # '@type_choice', is displayed.
      ""
  end
end


# All HTML pages here.
__END__

@@ main_html
<HTML>
<HEAD>
    <META HTTP-EQUIV="Content-Type" CONTENT="text/html; 
charset=iso-8859-1">
<TITLE>Test of Sinatra.</TITLE>
<h1>Show some data.</h1>
<h2>You must RELOAD the page to see the previous selected values
    after the 'SEND' !!! ??? </h2>
</HEAD>
<BODY>
<DIV  id='main_form' >
<FORM METHOD="post" action="request_list">
    <!-- Call 'select_option()' in the helper to fill the 'SELECT'. -->
    <%= select_options() %>
    <FIELDSET>
      <LEGEND>Make your choice</LEGEND>
        <LABEL for="end">Start</LABEL>
        <SELECT name="start" >
          <OPTION selected value=<%= @start_ini %> > </OPTION>
          <%= @start_choice%>
        </SELECT>
        <LABEL for="end">End</LABEL>
        <SELECT name="end">
          <OPTION selected value=<%= @end_ini %> > </OPTION>
          <%= @start_choice%>
        </SELECT>
        <LABEL for="where">Where</LABEL>
        <SELECT name="where">
          <OPTION selected value=<%= @where_ini %> ></OPTION>
          <%= @where_choice%>
        </SELECT>
        <LABEL for="type">Type</LABEL>
        <SELECT name="type">
          <OPTION selected value=<%= @type_ini %> ></OPTION>
          <%= @type_choice%>
        </SELECT>
        Display all
        <INPUT TYPE="checkbox" name="display" value="1" checked></INPUT>
        <INPUT type="submit" name="submit" value="Send">
    </FIELDSET>
  </FORM>
</DIV > <!-- End of the form. ' -->
  <DIV>
  <h1>Show all data selected.</h1>
  <%= @data%>
  </DIV>
</BODY>
######################################################################

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