# Community **URL:** https://www.ruby-forum.com/c/community/3.md?page=150 [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:** 151 --- ## [Piège a c... ActiveRecord (et solution :-)](https://www.ruby-forum.com/t/pia-ge-a-c-activerecord-et-solution/154247)
**Author:** [@philippe\_lachaise](https://www.ruby-forum.com/u/philippe_lachaise)\ **Replies:** 7\ **Last updated:** [November 26, 2008, 6:29pm UTC](https://www.ruby-forum.com/t/pia-ge-a-c-activerecord-et-solution/154247 "2008-11-26T18:29:26Z")
Vous voyez pas le problème ? @events = Event.paginate :page =\> params\[:page\], :order =\> :from Pourtant : Mysql::Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server v… --- ## [JQuery, rjs, js.erb JavaScript no intrusivo](https://www.ruby-forum.com/t/jquery-rjs-js-erb-javascript-no-intrusivo/154050)
**Author:** [@carlos\_blazquez](https://www.ruby-forum.com/u/carlos_blazquez)\ **Replies:** 16\ **Last updated:** [November 26, 2008, 1:29pm UTC](https://www.ruby-forum.com/t/jquery-rjs-js-erb-javascript-no-intrusivo/154050 "2008-11-26T13:29:48Z")
Veamos, estoy desarrollando mi aplicación y me dispongo a terminar de iterar una de las acciones que he hecho (en otro post lo he explicado). Mi duda es: ¿Cuál es la forma más correcta para desarollar con JQuery y … --- ## [Tempo di generazione template](https://www.ruby-forum.com/t/tempo-di-generazione-template/154158)
**Author:** [@itmozart](https://www.ruby-forum.com/u/itmozart)\ **Replies:** 2\ **Last updated:** [November 26, 2008, 11:22am UTC](https://www.ruby-forum.com/t/tempo-di-generazione-template/154158 "2008-11-26T11:22:46Z")
Ciao a tutti, mi chiedevo se su rails ci fosse un helper che desse in ucita il tempo di generazione del template dalla rihiesta alla risposta http. Esiste nulla del genere o me lo devo scrivere visto che sono curioso… --- ## [Migration Problems while creating a new migration file](https://www.ruby-forum.com/t/migration-problems-while-creating-a-new-migration-file/154196)
**Author:** [@indu](https://www.ruby-forum.com/u/indu)\ **Replies:** 0\ **Last updated:** [November 26, 2008, 10:42am UTC](https://www.ruby-forum.com/t/migration-problems-while-creating-a-new-migration-file/154196 "2008-11-26T10:42:14Z")
Hello , I am a ROR beginner. I have a controller named “users” and the corresponding view,model created using the command “ruby script/generate scaffold user name:string”.By running the command rake db:migrate will c… --- ## [Ruby a Firenze?](https://www.ruby-forum.com/t/ruby-a-firenze/154098)
**Author:** [@Maurizio\_T](https://www.ruby-forum.com/u/Maurizio_T)\ **Replies:** 4\ **Last updated:** [November 26, 2008, 1:33am UTC](https://www.ruby-forum.com/t/ruby-a-firenze/154098 "2008-11-26T01:33:46Z")
Ciao a tutti, qualche appassionato di Ruby vive nella zona di Firenze? Ciao. --- ## [Trier un tableau (ruby)](https://www.ruby-forum.com/t/trier-un-tableau-ruby/154142)
**Author:** [@pierreva](https://www.ruby-forum.com/u/pierreva)\ **Replies:** 2\ **Last updated:** [November 26, 2008, 1:03am UTC](https://www.ruby-forum.com/t/trier-un-tableau-ruby/154142 "2008-11-26T01:03:57Z")
Bonjour, J’aimerais pouvoir trier un tableau en précisant deux paramètres, comme par exemple MySql le fait avec ORDER BY parametre1, parametre2 C’est utile quand on a le risque que le parametre1 soit souvent le même … --- ## [Mensajes Error Rails](https://www.ruby-forum.com/t/mensajes-error-rails/154129)
**Author:** [@avenasatira](https://www.ruby-forum.com/u/avenasatira)\ **Replies:** 4\ **Last updated:** [November 25, 2008, 7:34pm UTC](https://www.ruby-forum.com/t/mensajes-error-rails/154129 "2008-11-25T19:34:01Z")
Existe alguna forma de utilizar un archivo de propiedades algo parecido a lo que se utiliza en java, lo que pasa es que dependiendo del numero de error que ocurra en mi aplicacion quiero que aparezca un mensaje. graci… --- ## [Problema con popup](https://www.ruby-forum.com/t/problema-con-popup/154017)
**Author:** [@maite](https://www.ruby-forum.com/u/maite)\ **Replies:** 3\ **Last updated:** [November 25, 2008, 6:06pm UTC](https://www.ruby-forum.com/t/problema-con-popup/154017 "2008-11-25T18:06:21Z")
hola lista, estoy usando ventanas popup en rails de la siguiente manera \<%= link\_to image\_tag("edit.png"), edit\_books\_path(x), :popup=\>'subjects','width=500,height=500,toolbar=no,titlebar=no,status=no,left=500,top=300, … --- ## [\[ANN\] Rails Party, babe!](https://www.ruby-forum.com/t/ann-rails-party-babe/154126)
**Author:** [@Jean-FranSSSSois\_Tr](https://www.ruby-forum.com/u/Jean-FranSSSSois_Tr)\ **Replies:** 0\ **Last updated:** [November 25, 2008, 5:15pm UTC](https://www.ruby-forum.com/t/ann-rails-party-babe/154126 "2008-11-25T17:15:15Z")
Bonjour, L’association Ruby France, avec le mécénat d’AF83 et Novelys organise une Rails Party, en guise de before\_filter, dimanche 30 novembre 2008 (veille de Paris on Rails), de 16h à 22h, à Dune (18, avenue Claude… --- ## [STI y polymorphic](https://www.ruby-forum.com/t/sti-y-polymorphic/154100)
**Author:** [@torpedero69](https://www.ruby-forum.com/u/torpedero69)\ **Replies:** 1\ **Last updated:** [November 25, 2008, 12:47pm UTC](https://www.ruby-forum.com/t/sti-y-polymorphic/154100 "2008-11-25T12:47:20Z")
Hola, tengo una duda que me está llevando de cabeza. Estoy utilizando STI: Post ---- | |--------| | | microPost Article En la tabla Post, tengo el campo ‘type… --- ## [\[Débutant\] Personnaliser les messages d'erreur](https://www.ruby-forum.com/t/da-butant-personnaliser-les-messages-derreur/154094)
**Author:** [@bigchoco](https://www.ruby-forum.com/u/bigchoco)\ **Replies:** 2\ **Last updated:** [November 25, 2008, 10:48am UTC](https://www.ruby-forum.com/t/da-butant-personnaliser-les-messages-derreur/154094 "2008-11-25T10:48:39Z")
Bonjour à tous, Question de débutant : comment puis-je procéder pour personnaliser les message d’erreures (ceux des validations de mes modèles) Exemple : J’ai un modèle Product qui a cette tronche là : … clas… --- ## [Erreure au lancement de rubygems sous windows xp](https://www.ruby-forum.com/t/erreure-au-lancement-de-rubygems-sous-windows-xp/153441)
**Author:** [@bigchoco](https://www.ruby-forum.com/u/bigchoco)\ **Replies:** 1\ **Last updated:** [November 25, 2008, 10:33am UTC](https://www.ruby-forum.com/t/erreure-au-lancement-de-rubygems-sous-windows-xp/153441 "2008-11-25T10:33:44Z")
Bonjour à tous, J’ai ruby 1.8.6 avec rubygems, installé avec l’installeur ‘standard’ dispo sur rubyonrails.org. Depuis ce matin lorsque je veut utiliser la commande ‘gem’ (je voulais installer pdf-writer par exempl… --- ## [Duda con la conexion BD](https://www.ruby-forum.com/t/duda-con-la-conexion-bd/154019)
**Author:** [@avenasatira](https://www.ruby-forum.com/u/avenasatira)\ **Replies:** 5\ **Last updated:** [November 25, 2008, 1:22am UTC](https://www.ruby-forum.com/t/duda-con-la-conexion-bd/154019 "2008-11-25T01:22:09Z")
Hola, necesito saber si existe alguna manera de que en vez de utilizar la conexion que da por default rails, se pueda crear por medio de un pool de conexiones, algo similar a java, o si hay algun plugin que permita ha… --- ## [Cambiando los ROUTES](https://www.ruby-forum.com/t/cambiando-los-routes/152995)
**Author:** [@elioncho](https://www.ruby-forum.com/u/elioncho)\ **Replies:** 8\ **Last updated:** [November 25, 2008, 12:45am UTC](https://www.ruby-forum.com/t/cambiando-los-routes/152995 "2008-11-25T00:45:18Z")
Hola a todos, Estoy trabajando en un app donde quiero hacer unos cambios en las rutas que estan siendo generadas. Tengo lo siguiente: #— map.resources :groups do |groups| groups.resources :events, :member =\> { :invi… --- ## [Hash e valore di default](https://www.ruby-forum.com/t/hash-e-valore-di-default/153988)
**Author:** [@njna](https://www.ruby-forum.com/u/njna)\ **Replies:** 21\ **Last updated:** [November 24, 2008, 4:51pm UTC](https://www.ruby-forum.com/t/hash-e-valore-di-default/153988 "2008-11-24T16:51:37Z")
Ciao a tutti ho una classe Agenzia che viene inizializzata comne segue: def initialize(listasoci) @soci = listasoci @guadagni = Hash.new(0) @impegni = Hash.new(\[\]) end dove si prende come input un array di stringh… --- ## [\[BIZ\] Offre de mission / reprise de projet](https://www.ruby-forum.com/t/biz-offre-de-mission-reprise-de-projet/154009)
**Author:** [@SSSSSbastien](https://www.ruby-forum.com/u/SSSSSbastien)\ **Replies:** 0\ **Last updated:** [November 24, 2008, 4:15pm UTC](https://www.ruby-forum.com/t/biz-offre-de-mission-reprise-de-projet/154009 "2008-11-24T16:15:41Z")
Bonjour messieurs, Je cherche à confier la reprise d’un petit projet Web développé en Ruby à un développeur indépendant. Je serai présent à la conférence Paris On Rails lundi prochain: si vous êtes intéressé, merci de… --- ## [Problem mit date\_time select](https://www.ruby-forum.com/t/problem-mit-date-time-select/154003)
**Author:** [@Werner\_L](https://www.ruby-forum.com/u/Werner_L)\ **Replies:** 1\ **Last updated:** [November 24, 2008, 2:41pm UTC](https://www.ruby-forum.com/t/problem-mit-date-time-select/154003 "2008-11-24T14:41:45Z")
rails 2.1.2 test app mit scaffold \<%= f.label :start %\> \<%= f.datetime\_select :start %\> ergibt: wrong number of arguments (4 for 3) /Library/Ruby/Gems/1.8/gems/actionpack-2.1.2/lib/action\_view/helpers/ date\_helper… --- ## [Problema al crear un nuevo def](https://www.ruby-forum.com/t/problema-al-crear-un-nuevo-def/153921)
**Author:** [@henryos](https://www.ruby-forum.com/u/henryos)\ **Replies:** 4\ **Last updated:** [November 24, 2008, 2:14pm UTC](https://www.ruby-forum.com/t/problema-al-crear-un-nuevo-def/153921 "2008-11-24T14:14:01Z")
Hola gente, les comento como viene la mano, primero hice un scaffold y obtuve un controller al cual le agrege el siguiente def: def listar @productos = Producto.find(:all) respond\_to do |format| format.html # index… --- ## [Install ruby 1.9 on windows](https://www.ruby-forum.com/t/install-ruby-1-9-on-windows/153950)
**Author:** [@vylycyn](https://www.ruby-forum.com/u/vylycyn)\ **Replies:** 6\ **Last updated:** [November 24, 2008, 2:04pm UTC](https://www.ruby-forum.com/t/install-ruby-1-9-on-windows/153950 "2008-11-24T14:04:05Z")
Buenas tardes. alguno de ustedes ha instalado ruby 1.9.1 en windows? no logro encontrar documentacion. si me recomiendan trabajar un esta version desde ya? saludos --- ## [Problema con select y validate](https://www.ruby-forum.com/t/problema-con-select-y-validate/153986)
**Author:** [@henryos](https://www.ruby-forum.com/u/henryos)\ **Replies:** 10\ **Last updated:** [November 24, 2008, 1:54pm UTC](https://www.ruby-forum.com/t/problema-con-select-y-validate/153986 "2008-11-24T13:54:39Z")
Hola gente del foro, estoy haciendo una aplicación que me permite crear un producto con diferentes datos(titulo,descripcion,image\_url y categoria). La categoria se la debe seleccionar mediante un combobox que carga l… --- ## [Ayuda con vista "complicada"](https://www.ruby-forum.com/t/ayuda-con-vista-complicada/153951)
**Author:** [@carlos\_blazquez](https://www.ruby-forum.com/u/carlos_blazquez)\ **Replies:** 4\ **Last updated:** [November 24, 2008, 11:03am UTC](https://www.ruby-forum.com/t/ayuda-con-vista-complicada/153951 "2008-11-24T11:03:13Z")
Veréis estoy modelando las acciones que se pueden hacer con una plantilla de un equipo de fútbol, y ahora estoy intentando implementar la acción de cambiar a un jugador de mi plantilla de posición. Ahora mismo est… --- ## [Rails Forum Recommendation](https://www.ruby-forum.com/t/rails-forum-recommendation/153978)
**Author:** [@mohits](https://www.ruby-forum.com/u/mohits)\ **Replies:** 0\ **Last updated:** [November 24, 2008, 9:02am UTC](https://www.ruby-forum.com/t/rails-forum-recommendation/153978 "2008-11-24T09:02:02Z")
Just wondering which Rails-based forum you would recommend. I really like the speed and features of RForum but the fact that it’s based on Rails 1.6 is a bit of a worry - primarily from the perspective of security. B… --- ## [Concat - wrong number of arguments (1 for 2)](https://www.ruby-forum.com/t/concat-wrong-number-of-arguments-1-for-2/153946)
**Author:** [@pierreva](https://www.ruby-forum.com/u/pierreva)\ **Replies:** 2\ **Last updated:** [November 23, 2008, 4:21pm UTC](https://www.ruby-forum.com/t/concat-wrong-number-of-arguments-1-for-2/153946 "2008-11-23T16:21:40Z")
Bonjour, Je viens de passer à Rails 2.2 et les appels à la méthode concat depuis un helper ne marchent plus… wrong number of arguments (1 for 2) Avez-vous une idée ? J’ai vu que le blinding n’était plus nécessaire p… --- ## [Formulario con multiples instancia de un modelo](https://www.ruby-forum.com/t/formulario-con-multiples-instancia-de-un-modelo/153940)
**Author:** [@i72gumaj](https://www.ruby-forum.com/u/i72gumaj)\ **Replies:** 1\ **Last updated:** [November 23, 2008, 1:46pm UTC](https://www.ruby-forum.com/t/formulario-con-multiples-instancia-de-un-modelo/153940 "2008-11-23T13:46:44Z")
Hola a todos, Despues de una semana de curso intensivo de rails llevado a cabo por Emili Parreño (eres un crack!!!), me gustaria ver si me podeis ayudar en el desarrollo de un formulario con multiples instancias de u… --- ## [\[off-topic\] campamento rails](https://www.ruby-forum.com/t/off-topic-campamento-rails/153899)
**Author:** [@Felipe\_TSArmero](https://www.ruby-forum.com/u/Felipe_TSArmero)\ **Replies:** 3\ **Last updated:** [November 23, 2008, 11:01am UTC](https://www.ruby-forum.com/t/off-topic-campamento-rails/153899 "2008-11-23T11:01:25Z")
Holas, Comento una idea que me lleva rondando la cabeza unas semanas y que ya comenté con algunos de vosotros en la conferencia la semana pasada, mas que nada queria ver que aceptación tiene y se la vemos viable. La … --- ## [Query con condizioni su campi boolean](https://www.ruby-forum.com/t/query-con-condizioni-su-campi-boolean/153901)
**Author:** [@kerouak](https://www.ruby-forum.com/u/kerouak)\ **Replies:** 3\ **Last updated:** [November 22, 2008, 7:32pm UTC](https://www.ruby-forum.com/t/query-con-condizioni-su-campi-boolean/153901 "2008-11-22T19:32:17Z")
Ho la seguente query nel modello arguments: Question.count :conditions =\> “argument\_id == #{id} and admin\_id == #{admin\_id} and pubblica == xxxxx” Qualcuno mi sa dire cosa devo sostituire al posto di xxxxx affinchè l… --- ## [Self.medoto() equivale a metodo()?](https://www.ruby-forum.com/t/self-medoto-equivale-a-metodo/153892)
**Author:** [@collimarco](https://www.ruby-forum.com/u/collimarco)\ **Replies:** 2\ **Last updated:** [November 22, 2008, 3:29pm UTC](https://www.ruby-forum.com/t/self-medoto-equivale-a-metodo/153892 "2008-11-22T15:29:53Z")
Ciao. Ho un dubbio su self che proprio non riesco a risolvere: class Prova def foo; end def bar self.foo # \<-questo metodo foo() # \<-e questo metodo sono la stessa identica cosa e hanno lo stesso significato? … --- ## [Form\_for con solo alcuni campi del modello](https://www.ruby-forum.com/t/form-for-con-solo-alcuni-campi-del-modello/153889)
**Author:** [@kerouak](https://www.ruby-forum.com/u/kerouak)\ **Replies:** 3\ **Last updated:** [November 22, 2008, 3:18pm UTC](https://www.ruby-forum.com/t/form-for-con-solo-alcuni-campi-del-modello/153889 "2008-11-22T15:18:34Z")
Ho una form che va a creare dei record del modello/tabella questions. Il mio problema è che un campo del modello viene settato da controller nell’azione NEW, e non tramite form. Quindi la validazione del modello mi d… --- ## [Testing](https://www.ruby-forum.com/t/testing/153894)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 0\ **Last updated:** [November 22, 2008, 2:42pm UTC](https://www.ruby-forum.com/t/testing/153894 "2008-11-22T14:42:05Z")
¿Qué necesito para testear con cucumber? rspec rspec-rails webrat cucumber shoulda ¿necesito todo eso? marze! --- ## [Problème en surchargeant une méthode](https://www.ruby-forum.com/t/probla-me-en-surchargeant-une-ma-thode/153829)
**Author:** [@olfhen](https://www.ruby-forum.com/u/olfhen)\ **Replies:** 5\ **Last updated:** [November 22, 2008, 7:52am UTC](https://www.ruby-forum.com/t/probla-me-en-surchargeant-une-ma-thode/153829 "2008-11-22T07:52:53Z")
Bonjour, je débute sous rails et je viens de commencer un projet avec PostgreSQL et des tables avec foreign key. Lorsque j’essaye de peupler mes tables avec rake db:fixtures:load, j’obtiens l’erreur suivante : PGErro… [Previous page](https://www.ruby-forum.com/c/community/3.md?page=149) [Next page](https://www.ruby-forum.com/c/community/3.md?page=151)