# Community **URL:** https://www.ruby-forum.com/c/community/3.md?page=133 [Latest](https://www.ruby-forum.com/latest.md) · [Categories](https://www.ruby-forum.com/categories.md) · [Tags](https://www.ruby-forum.com/tags.md) **Page:** 134 --- ## [Postgres, quale gemma?](https://www.ruby-forum.com/t/postgres-quale-gemma/159354)
**Author:** [@mauro](https://www.ruby-forum.com/u/mauro)\ **Replies:** 3\ **Last updated:** [February 4, 2009, 11:07am UTC](https://www.ruby-forum.com/t/postgres-quale-gemma/159354 "2009-02-04T11:07:46Z")
ruby-postgres, postgres-pr o postgres? --- ## [Problema de instalacion](https://www.ruby-forum.com/t/problema-de-instalacion/159379)
**Author:** [@Yoel](https://www.ruby-forum.com/u/Yoel)\ **Replies:** 2\ **Last updated:** [February 4, 2009, 1:49am UTC](https://www.ruby-forum.com/t/problema-de-instalacion/159379 "2009-02-04T01:49:55Z")
net:~# gem install rails -r -y -V --no-ri --no-rdoc INFO: gem install -y is now default and will be removed INFO: use --ignore-dependencies to install only the gems you list HEAD 200 OK: RubyGems.org | your communit… --- ## [verificación de CVV](https://www.ruby-forum.com/t/verificacia-n-de-cvv/159347)
**Author:** [@francob](https://www.ruby-forum.com/u/francob)\ **Replies:** 9\ **Last updated:** [February 3, 2009, 10:05pm UTC](https://www.ruby-forum.com/t/verificacia-n-de-cvv/159347 "2009-02-03T22:05:48Z")
Hola a todos, tengo un problema con la verificación del CVV (Card Verification Value), estoy usando ActiveMerchant como plugin y Moneris como el gateway, funciona bastante bien la cosa el único problema es que par… --- ## [No encuentra plantilla de correo](https://www.ruby-forum.com/t/no-encuentra-plantilla-de-correo/159188)
**Author:** [@Borja\_MartSSS\_n](https://www.ruby-forum.com/u/Borja_MartSSS_n)\ **Replies:** 2\ **Last updated:** [February 3, 2009, 9:56pm UTC](https://www.ruby-forum.com/t/no-encuentra-plantilla-de-correo/159188 "2009-02-03T21:56:55Z")
Buenas, ¿a alguien le suena que haya algún bug a la hora de buscar las plantillas de actionmailer? El caso es que estoy desarrollando una aplicación donde envio newsletters y en local me funciona sin problemas, pe… --- ## [Validaciones sin vista](https://www.ruby-forum.com/t/validaciones-sin-vista/159200)
**Author:** [@liberte](https://www.ruby-forum.com/u/liberte)\ **Replies:** 3\ **Last updated:** [February 3, 2009, 6:03pm UTC](https://www.ruby-forum.com/t/validaciones-sin-vista/159200 "2009-02-03T18:03:17Z")
Buenos días, Tengo una aplicación que hace un render inline y otro en XML en base a unos datos pasados por URL. El caso es que necesito validar los mismos antes de hacer cualquier consulta a la BBDD, y me interesar… --- ## [Sortie de Rails 2.3RC1](https://www.ruby-forum.com/t/sortie-de-rails-2-3rc1/159190)
**Author:** [@Jean-FranSSSSois\_Tr](https://www.ruby-forum.com/u/Jean-FranSSSSois_Tr)\ **Replies:** 6\ **Last updated:** [February 3, 2009, 5:00pm UTC](https://www.ruby-forum.com/t/sortie-de-rails-2-3rc1/159190 "2009-02-03T17:00:54Z")
2.3 RC1 est dispo sur http://gems.rubyonrails.org -- Jean-Fran̤ois. Рhttp://twitter.com/underflow\_ --- ## [Utilizando el visual\_effect helper](https://www.ruby-forum.com/t/utilizando-el-visual-effect-helper/159228)
**Author:** [@equinox86](https://www.ruby-forum.com/u/equinox86)\ **Replies:** 6\ **Last updated:** [February 3, 2009, 12:31pm UTC](https://www.ruby-forum.com/t/utilizando-el-visual-effect-helper/159228 "2009-02-03T12:31:56Z")
Estoy utilizando el helper “visual\_effect” en el evento onclick de un enlace para mostrar/ocultar una capa. ¿Como puedo hacer para que al cargar la página la capa se encuentre “oculta”? Al parecer la función toggle… --- ## [Frailers.net passe à l'open source!](https://www.ruby-forum.com/t/frailers-net-passe-a-lopen-source/159310)
**Author:** [@njinx](https://www.ruby-forum.com/u/njinx)\ **Replies:** 0\ **Last updated:** [February 3, 2009, 12:00pm UTC](https://www.ruby-forum.com/t/frailers-net-passe-a-lopen-source/159310 "2009-02-03T12:00:48Z")
Salut à tous, Vous connaissez sans doute Frailers.net, notre projet de communauté/blog francophone sur Ruby on Rails… Nous avons décidé aujourd’hui de rendre l’application “open source”. Plus de détails sur le blog p… --- ## [Einladung Ruby User Group Berlin, Do, 5.2.2009, 19.30 Uhr](https://www.ruby-forum.com/t/einladung-ruby-user-group-berlin-do-5-2-2009-19-30-uhr/159305)
**Author:** [@florian\_goersdorf](https://www.ruby-forum.com/u/florian_goersdorf)\ **Replies:** 0\ **Last updated:** [February 3, 2009, 10:55am UTC](https://www.ruby-forum.com/t/einladung-ruby-user-group-berlin-do-5-2-2009-19-30-uhr/159305 "2009-02-03T10:55:30Z")
Hallo Zusammen, unser nächstes Treffen findet statt am Donnerstag, den 5. Februar 2008, 19.30 Uhr. Allgemeines … Vorträge Thilo Utke: automatische Softwaretests Socializing & Spass :slight\_smile: Ort: id-m… --- ## [Problemas con Aptana Studio](https://www.ruby-forum.com/t/problemas-con-aptana-studio/159263)
**Author:** [@gustavoe](https://www.ruby-forum.com/u/gustavoe)\ **Replies:** 4\ **Last updated:** [February 3, 2009, 9:14am UTC](https://www.ruby-forum.com/t/problemas-con-aptana-studio/159263 "2009-02-03T09:14:15Z")
Hola Gente del foro: Mi nombre es Gustavo Echenique, y estoy conociendo Ruby/Ruby on Rails. El IDE que elegi para el desarrollo es Aptana Studio. Estoy fascinado por Ruby (vengo de Java), pero como todo principiante … --- ## [Url\_for not working](https://www.ruby-forum.com/t/url-for-not-working/196810)
**Author:** [@sunfish](https://www.ruby-forum.com/u/sunfish)\ **Replies:** 1\ **Last updated:** [February 3, 2009, 12:09am UTC](https://www.ruby-forum.com/t/url-for-not-working/196810 "2009-02-03T00:09:58Z")
Hi, I am using ‘url\_for’ for constructing url in my model but it gives me error \ how to access url\_for in model and it possible to call controller method in … --- ## [Trasferimento sito](https://www.ruby-forum.com/t/trasferimento-sito/159154)
**Author:** [@nemoprincess](https://www.ruby-forum.com/u/nemoprincess)\ **Replies:** 1\ **Last updated:** [February 2, 2009, 11:18pm UTC](https://www.ruby-forum.com/t/trasferimento-sito/159154 "2009-02-02T23:18:10Z")
Ciao a tutti, sono nuova di questo forum e mi è nuovo anche Ruby. Un mio cliente ha un sito in Ruby(vetrina + ecommerce, che non ho fatto io) e vuole cambiare hosting. Ci sono problemi nel trasferimento di un sito in… --- ## [Mockist TDD para validar campos antes y despues del save](https://www.ruby-forum.com/t/mockist-tdd-para-validar-campos-antes-y-despues-del-save/159238)
**Author:** [@alarkspur](https://www.ruby-forum.com/u/alarkspur)\ **Replies:** 4\ **Last updated:** [February 2, 2009, 10:08pm UTC](https://www.ruby-forum.com/t/mockist-tdd-para-validar-campos-antes-y-despues-del-save/159238 "2009-02-02T22:08:51Z")
Hola En un modelo como el siguiente class Post \< AR validate\_presence\_of :title before\_save :create\_slug private def create\_slug self.slug ||= self.title.gsub(’ ‘,’-’).downcase end end un test podría ser algo … --- ## [Sondage ? etait : Re: Re: Mission 1 an Dev RoR](https://www.ruby-forum.com/t/sondage-etait-re-re-mission-1-an-dev-ror/159010)
**Author:** [@Jean-FranSSSSois\_Tr](https://www.ruby-forum.com/u/Jean-FranSSSSois_Tr)\ **Replies:** 25\ **Last updated:** [February 2, 2009, 9:11pm UTC](https://www.ruby-forum.com/t/sondage-etait-re-re-mission-1-an-dev-ror/159010 "2009-02-02T21:11:12Z")
Le 30 janvier 2009 12:04, Thibaut a écrit : ta remarque me fait me poser une question: je serais curieux de savoir qui sait faire ou aime faire quoi sur cette liste. Par exemple moi, je n’irais pas maintenir du PHP v… --- ## [Instalar attachment\_fu](https://www.ruby-forum.com/t/instalar-attachment-fu/159244)
**Author:** [@iuranchita](https://www.ruby-forum.com/u/iuranchita)\ **Replies:** 6\ **Last updated:** [February 2, 2009, 7:26pm UTC](https://www.ruby-forum.com/t/instalar-attachment-fu/159244 "2009-02-02T19:26:31Z")
hola como varios deben saber esta es la primera vez que trato de instalar un plugin. Alguien me podria decir cual es el repositorio del plugin?? es que he tratado con todo que he encontrado y no pasa nada, sale lo s… --- ## [Ma quanti ruby ci sono?](https://www.ruby-forum.com/t/ma-quanti-ruby-ci-sono/159102)
**Author:** [@mauro](https://www.ruby-forum.com/u/mauro)\ **Replies:** 22\ **Last updated:** [February 2, 2009, 5:30pm UTC](https://www.ruby-forum.com/t/ma-quanti-ruby-ci-sono/159102 "2009-02-02T17:30:05Z")
Scusate ma, causa ignoranza, non capisco a cosa servono le diverse implementazioni di ruby. uby in java, jruby, ruby scritto in ruby, non ricordo come si chiama, e probabilmente ce ne sono anche delle altre. Ma a che… --- ## [Attributi](https://www.ruby-forum.com/t/attributi/159209)
**Author:** [@stewie](https://www.ruby-forum.com/u/stewie)\ **Replies:** 4\ **Last updated:** [February 2, 2009, 5:18pm UTC](https://www.ruby-forum.com/t/attributi/159209 "2009-02-02T17:18:52Z")
Ragazzi in ruby quando dichiaro una var con un tipo di attributo devo fare : attr :nome\_variabile,true ma questo imposta solo la variabili con l’attributo attr,è possibile farlo anche con i metodi???Cioè in c++ pot… --- ## [Collection ordinata di un'associazione](https://www.ruby-forum.com/t/collection-ordinata-di-unassociazione/159224)
**Author:** [@menestra](https://www.ruby-forum.com/u/menestra)\ **Replies:** 4\ **Last updated:** [February 2, 2009, 5:07pm UTC](https://www.ruby-forum.com/t/collection-ordinata-di-unassociazione/159224 "2009-02-02T17:07:31Z")
Ciao ragazzi, volevo sapere se c’è un modo rapido e veloce per riprendere la collection di un’associazione già ordinata in base ad un dato specifico. Mi spiego meglio illustrando un esempio: io ho una rubrica dove … --- ## [Update](https://www.ruby-forum.com/t/update/159048)
**Author:** [@iuranchita](https://www.ruby-forum.com/u/iuranchita)\ **Replies:** 16\ **Last updated:** [February 2, 2009, 3:59pm UTC](https://www.ruby-forum.com/t/update/159048 "2009-02-02T15:59:28Z")
Hola de nuevo. Tengo una tabla repos que contiene archivos, su nombre, el tipo. en modelo tengo lo siguiente: def file\_info=(input\_data) if input\_data.blank? errors.add(‘Debe seleccionar una imagen’ ) if input\_d… --- ## [Como instanciar una clase ruby en el controlador?](https://www.ruby-forum.com/t/como-instanciar-una-clase-ruby-en-el-controlador/159176)
**Author:** [@jaesgar](https://www.ruby-forum.com/u/jaesgar)\ **Replies:** 2\ **Last updated:** [February 2, 2009, 9:24am UTC](https://www.ruby-forum.com/t/como-instanciar-una-clase-ruby-en-el-controlador/159176 "2009-02-02T09:24:02Z")
Hola, estoy desarrollando una aplicación Ruby, pero me he encontrado con un problema, quiero instanciar una clase de Ruby normal sin que esta herede de ActiveRecord::Base, en principio podría intentar meter la funci… --- ## [Sacar subcadenas siguiendo un patron de un texto](https://www.ruby-forum.com/t/sacar-subcadenas-siguiendo-un-patron-de-un-texto/159019)
**Author:** [@janke](https://www.ruby-forum.com/u/janke)\ **Replies:** 15\ **Last updated:** [February 2, 2009, 9:12am UTC](https://www.ruby-forum.com/t/sacar-subcadenas-siguiendo-un-patron-de-un-texto/159019 "2009-02-02T09:12:41Z")
hola, lo que pretendo hacer es sacar individualmente los mails de un texto, ya que vamos a incluir nuestras listas de correo a base de datos y tenemos las direcciones de email en texto. Basicamente mi problema es qué … --- ## [Jruby cominciamo male](https://www.ruby-forum.com/t/jruby-cominciamo-male/159148)
**Author:** [@mauro](https://www.ruby-forum.com/u/mauro)\ **Replies:** 2\ **Last updated:** [February 2, 2009, 9:12am UTC](https://www.ruby-forum.com/t/jruby-cominciamo-male/159148 "2009-02-02T09:12:00Z")
Volevo provare ad utilizzare jruby. L’ho installato, ho installato le gems necessarie compresa quella per postgres. Tutto e’ configurato alla perfezione, con ruby nativo funzionava perfettamente. Con jruby mi dice “… --- ## [Mulder ! A l'aide!](https://www.ruby-forum.com/t/mulder-a-laide/159149)
**Author:** [@gbenoit79](https://www.ruby-forum.com/u/gbenoit79)\ **Replies:** 6\ **Last updated:** [February 2, 2009, 7:09am UTC](https://www.ruby-forum.com/t/mulder-a-laide/159149 "2009-02-02T07:09:06Z")
tu tuuuuu tu tu tu tuuuuuuuu (\*) j’ai un bug… heu… que j’arrive pas du tout à sollutionner. j’ai un modèle Consumption avec (entre autre) une méthode : def consume self.stock-=self.quantity self.save end mon so… --- ## [Restful\_authentication + IE7](https://www.ruby-forum.com/t/restful-authentication-ie7/159180)
**Author:** [@Jorge\_DSSS\_az](https://www.ruby-forum.com/u/Jorge_DSSS_az)\ **Replies:** 0\ **Last updated:** [February 2, 2009, 12:26am UTC](https://www.ruby-forum.com/t/restful-authentication-ie7/159180 "2009-02-02T00:26:13Z")
Hola listeros. Estoy teniendo un problema con el restful\_authentication con el IE7:Cuando, no estando autenticado, se invoca una controlador filtrado con before\_filter :login\_required, el IE, y sólo el IE, me lanza… --- ## [Cambiar un boton por imagen](https://www.ruby-forum.com/t/cambiar-un-boton-por-imagen/159155)
**Author:** [@Mauricio\_D](https://www.ruby-forum.com/u/Mauricio_D)\ **Replies:** 1\ **Last updated:** [February 1, 2009, 9:29pm UTC](https://www.ruby-forum.com/t/cambiar-un-boton-por-imagen/159155 "2009-02-01T21:29:38Z")
Hola, me gustaría saber como puedo hacer para cambiar un botón por una imagen especifica ejemplo \<%= submit\_tag ‘cualquiera’ %\> \<%= submit\_img ‘cualquiera’ %\> gracias --- ## [Ruby, java e jruby](https://www.ruby-forum.com/t/ruby-java-e-jruby/159159)
**Author:** [@mauro](https://www.ruby-forum.com/u/mauro)\ **Replies:** 2\ **Last updated:** [February 1, 2009, 8:38pm UTC](https://www.ruby-forum.com/t/ruby-java-e-jruby/159159 "2009-02-01T20:38:37Z")
Perdonate ma ho un po le idee confuse. Se sviluppo un’applicazione con rails per farla girare su un server devo avere l’ambiente ruby su quel server, quindi quantomeno dovrei avere ruby installato dico bene? Se tale … --- ## [Le gem di ruby e jruby sono le stesse?](https://www.ruby-forum.com/t/le-gem-di-ruby-e-jruby-sono-le-stesse/159158)
**Author:** [@mauro](https://www.ruby-forum.com/u/mauro)\ **Replies:** 3\ **Last updated:** [February 1, 2009, 8:34pm UTC](https://www.ruby-forum.com/t/le-gem-di-ruby-e-jruby-sono-le-stesse/159158 "2009-02-01T20:34:30Z")
…o vanno installate separatamente? --- ## [Validar las dimensiones de una imagen subida con Paperclip](https://www.ruby-forum.com/t/validar-las-dimensiones-de-una-imagen-subida-con-paperclip/159135)
**Author:** [@fearx](https://www.ruby-forum.com/u/fearx)\ **Replies:** 4\ **Last updated:** [February 1, 2009, 7:32pm UTC](https://www.ruby-forum.com/t/validar-las-dimensiones-de-una-imagen-subida-con-paperclip/159135 "2009-02-01T19:32:11Z")
Hola gente, Me gustaría saber si existe ya algo hecho para validar las dimensiones de una imagen subida con Paperclip. Me molaría algo como: validates\_attachment\_dimensions :height =\> ‘100,200’, :width =\> ‘500,700’ … --- ## [Private Methode in Funktionalem Test überprüfen](https://www.ruby-forum.com/t/private-methode-in-funktionalem-test-a-berpra-fen/159144)
**Author:** [@chrisbotor](https://www.ruby-forum.com/u/chrisbotor)\ **Replies:** 5\ **Last updated:** [February 1, 2009, 6:13pm UTC](https://www.ruby-forum.com/t/private-methode-in-funktionalem-test-a-berpra-fen/159144 "2009-02-01T18:13:41Z")
Hallo, ich arbeite mich gerade in der Testgetriebenen Entwicklung ein und habe noch etwas Startschwierigkeiten. In einem Controller habe ich folgende (private) Methode angelegt: private def get\_geocode(address) g =… --- ## [Nested forms](https://www.ruby-forum.com/t/nested-forms/159136)
**Author:** [@Guillermo\_SSSSlvare](https://www.ruby-forum.com/u/Guillermo_SSSSlvare)\ **Replies:** 2\ **Last updated:** [February 1, 2009, 5:49pm UTC](https://www.ruby-forum.com/t/nested-forms/159136 "2009-02-01T17:49:15Z")
Pasaba yo por github, cuando de repente… zas. Alegrón. Add support for nested object forms to ActiveRecord and the helpers i… · rails/rails@ec8f045 · GitHub Add support for nested object forms to ActiveRecord and the… [Previous page](https://www.ruby-forum.com/c/community/3.md?page=132) [Next page](https://www.ruby-forum.com/c/community/3.md?page=134)