# Community **URL:** https://www.ruby-forum.com/c/community/3.md?page=312 [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:** 313 --- ## [Per leggere diversi files in un colpo solo](https://www.ruby-forum.com/t/per-leggere-diversi-files-in-un-colpo-solo/92802)
**Author:** [@sulfarom](https://www.ruby-forum.com/u/sulfarom)\ **Replies:** 0\ **Last updated:** [April 24, 2007, 11:13am UTC](https://www.ruby-forum.com/t/per-leggere-diversi-files-in-un-colpo-solo/92802 "2007-04-24T11:13:34Z")
si puo’ fare un cosa di questo tipo con una serie di files passati da linea di comando: def metodo ARGF.each\_line do | line | puts line end end ma se questi files sono in formato gzip? Come posso utilizzare ARGF … --- ## [Observe\_form : Comment savoir quel select on a activé?](https://www.ruby-forum.com/t/observe-form-comment-savoir-quel-select-on-a-activa/92795)
**Author:** [@Rel](https://www.ruby-forum.com/u/Rel)\ **Replies:** 0\ **Last updated:** [April 24, 2007, 8:50am UTC](https://www.ruby-forum.com/t/observe-form-comment-savoir-quel-select-on-a-activa/92795 "2007-04-24T08:50:54Z")
Bonjour, Dans un formulaire, j’ai 2 champs sélects. J’ai un observe\_form qui surveille le tout, J’arrive à récupérer dans mon formulaire la valeur de tous ces champs a chaque modification de l’un deux, ma… --- ## [Syntax error on line 17, col 2](https://www.ruby-forum.com/t/syntax-error-on-line-17-col-2/92752)
**Author:** [@anavso](https://www.ruby-forum.com/u/anavso)\ **Replies:** 7\ **Last updated:** [April 23, 2007, 11:49pm UTC](https://www.ruby-forum.com/t/syntax-error-on-line-17-col-2/92752 "2007-04-23T23:49:06Z")
Tengo un problema a la hora de levantar el servidor de cualquier aplicacion. Por ejemplo la aplicacion “Recetario”, cuando quiero ejecutarlo con el siguiente comando D:\\rails\\recetario\>ruby script\\server, me da el sig… --- ## [développer une boutique avec RoR ou Oscommerce?](https://www.ruby-forum.com/t/da-velopper-une-boutique-avec-ror-ou-oscommerce/92688)
**Author:** [@jsn1](https://www.ruby-forum.com/u/jsn1)\ **Replies:** 2\ **Last updated:** [April 23, 2007, 11:22pm UTC](https://www.ruby-forum.com/t/da-velopper-une-boutique-avec-ror-ou-oscommerce/92688 "2007-04-23T23:22:50Z")
Salut, Je vais créer une boutique en ligne, et j’e voudrais vous poser a tous la question suivante. Quels seraient les avantages de développer une boutique avec RoR, au lieu d’utiliser une solution open source c… --- ## [Documentazione](https://www.ruby-forum.com/t/documentazione/92739)
**Author:** [@davide](https://www.ruby-forum.com/u/davide)\ **Replies:** 5\ **Last updated:** [April 23, 2007, 7:35pm UTC](https://www.ruby-forum.com/t/documentazione/92739 "2007-04-23T19:35:33Z")
Ciao a tutti, provengo dal php e mi sto avvicinando piano piano a ruby ed in particolare a RoR. Vorrei sapere se esite un sito web simile in qualche modo per funzionalita’ a php.net. Grazie! --- ## [Cancellazione Utente](https://www.ruby-forum.com/t/cancellazione-utente/92723)
**Author:** [@amacbr](https://www.ruby-forum.com/u/amacbr)\ **Replies:** 1\ **Last updated:** [April 23, 2007, 3:53pm UTC](https://www.ruby-forum.com/t/cancellazione-utente/92723 "2007-04-23T15:53:13Z")
Salve, purtroppo mio malgrado devo chiedervi aiuto per essere cancellato dal forum, le email arrivano troppo frequentemente e in grandi quantità , purtroppo non ho piu possibilità di riceverle. Vi ringrazio, Mattia… --- ## [Domanda sulla validazione](https://www.ruby-forum.com/t/domanda-sulla-validazione/92669)
**Author:** [@tarini](https://www.ruby-forum.com/u/tarini)\ **Replies:** 1\ **Last updated:** [April 23, 2007, 3:30pm UTC](https://www.ruby-forum.com/t/domanda-sulla-validazione/92669 "2007-04-23T15:30:00Z")
buona sera a tutti, mi è sorto un dubbio sul meccanismo di validazione di rails. Parto sempre da un problema relativo al mio forum-demo. Nel momento in cui creo un topic eseguo questo codice: @topic = Topic.new param… --- ## [Escalando Rails](https://www.ruby-forum.com/t/escalando-rails/92718)
**Author:** [@Manuel\_GonzSSSSlez\_S](https://www.ruby-forum.com/u/Manuel_GonzSSSSlez_S)\ **Replies:** 4\ **Last updated:** [April 23, 2007, 3:06pm UTC](https://www.ruby-forum.com/t/escalando-rails/92718 "2007-04-23T15:06:01Z")
FYI, – Manuel, que piensa que eres una excelente persona y medra en torno a http://simplelogica.net y/o simplelogica.net Recuerda comer mucha fruta y verdura. --- ## [Llamar a un metodo automaticamente](https://www.ruby-forum.com/t/llamar-a-un-metodo-automaticamente/92639)
**Author:** [@alarkspur](https://www.ruby-forum.com/u/alarkspur)\ **Replies:** 10\ **Last updated:** [April 23, 2007, 1:32pm UTC](https://www.ruby-forum.com/t/llamar-a-un-metodo-automaticamente/92639 "2007-04-23T13:32:05Z")
Hola, saben si es posible el poder llamar a un método de un controlador o a un rjs de forma automática al cargar una vista? controlador def saludo “hola” end y en la vista al cargar devuelva el resultado de “saludo… --- ## [\[OT\] Oferta de Trabajo Freelance](https://www.ruby-forum.com/t/ot-oferta-de-trabajo-freelance/92713)
**Author:** [@jcho360](https://www.ruby-forum.com/u/jcho360)\ **Replies:** 0\ **Last updated:** [April 23, 2007, 11:06am UTC](https://www.ruby-forum.com/t/ot-oferta-de-trabajo-freelance/92713 "2007-04-23T11:06:53Z")
Disculpas por este Of Topic, pero creo que será de interés de para algunos de los participantes. Estamos buscando un/a programador RoR con experiencia en trabajo Freelance desde casa para codificar una aplicación Web… --- ## [Excel](https://www.ruby-forum.com/t/excel/92120)
**Author:** [@lourdes](https://www.ruby-forum.com/u/lourdes)\ **Replies:** 9\ **Last updated:** [April 23, 2007, 10:53am UTC](https://www.ruby-forum.com/t/excel/92120 "2007-04-23T10:53:52Z")
Hola, Alguien sabe como se puede leer un fichero excel y guardarlo en una tabla de la base de datos? La tabla tiene los mismos campos que el fichero excel. Estoy intentandolo con parseexcel, pero no se como guardar l… --- ## [\[OT\] Oferta de Trabajo Freelance](https://www.ruby-forum.com/t/ot-oferta-de-trabajo-freelance/92706)
**Author:** [@jcho360](https://www.ruby-forum.com/u/jcho360)\ **Replies:** 0\ **Last updated:** [April 23, 2007, 10:41am UTC](https://www.ruby-forum.com/t/ot-oferta-de-trabajo-freelance/92706 "2007-04-23T10:41:00Z")
Disculpas por este Of Topic, pero creo que si puede ser de interes de algunos de los participantes. Estamos buscando un/a programador RoR con experiencia en trabajo Freelance desde casa para codificar una aplicación … --- ## [Application error (Rails)](https://www.ruby-forum.com/t/application-error-rails/49405)
**Author:** [@nicksnels](https://www.ruby-forum.com/u/nicksnels)\ **Replies:** 8\ **Last updated:** [April 23, 2007, 10:16am UTC](https://www.ruby-forum.com/t/application-error-rails/49405 "2007-04-23T10:16:06Z")
Hi, when I try to post a message in the Rails Forum I keep getting the error Application error (Rails) after I submit my question. Any help is greatly appreciated. BTW I can post in the test forum. --- ## [Forum merge](https://www.ruby-forum.com/t/forum-merge/92670)
**Author:** [@guest](https://www.ruby-forum.com/u/guest)\ **Replies:** 0\ **Last updated:** [April 22, 2007, 10:56pm UTC](https://www.ruby-forum.com/t/forum-merge/92670 "2007-04-22T22:56:53Z")
greetings, anyone have a quick suggestion for merging two forum areas? like the “move to…” for a single topic. hoping not to resort to some dirty mysql method. cheers! --- ## [Armonizzare valori ricevuti da form](https://www.ruby-forum.com/t/armonizzare-valori-ricevuti-da-form/92651)
**Author:** [@tarini](https://www.ruby-forum.com/u/tarini)\ **Replies:** 0\ **Last updated:** [April 22, 2007, 4:38pm UTC](https://www.ruby-forum.com/t/armonizzare-valori-ricevuti-da-form/92651 "2007-04-22T16:38:14Z")
ragazzi quali sono le principali funzioni per armonizzare i dati ricevuti via form? più che altro per trasformare un eventuale tag html nella sua entità (\< diventa \>) e per i caratteri speciali (come per esempio le l… --- ## [Legacy DB e composite keys](https://www.ruby-forum.com/t/legacy-db-e-composite-keys/92517)
**Author:** [@carminem](https://www.ruby-forum.com/u/carminem)\ **Replies:** 6\ **Last updated:** [April 22, 2007, 11:53am UTC](https://www.ruby-forum.com/t/legacy-db-e-composite-keys/92517 "2007-04-22T11:53:34Z")
Salve a tutti, Mi chiedevo come procedereste voi quando, in un’applicazione Rails, dovete appoggiarvi ad un DB preesistente (MS SQL Server) in cui ogni tabella ha una chiave composta. Inizialmente, andavo di :option… --- ## [Ordinamento complesso di has\_many](https://www.ruby-forum.com/t/ordinamento-complesso-di-has-many/92538)
**Author:** [@tarini](https://www.ruby-forum.com/u/tarini)\ **Replies:** 9\ **Last updated:** [April 22, 2007, 11:13am UTC](https://www.ruby-forum.com/t/ordinamento-complesso-di-has-many/92538 "2007-04-22T11:13:39Z")
ragazzi come prova sto implementando un forum con rails e ho trovato il primo problema nella definizione dei modelli. cerco di essere chiaro e sintetico: ho 3 modelli (forum, topic e post) e ciascuno di essi include u… --- ## [Realizzare breadbrumb](https://www.ruby-forum.com/t/realizzare-breadbrumb/92617)
**Author:** [@tarini](https://www.ruby-forum.com/u/tarini)\ **Replies:** 1\ **Last updated:** [April 22, 2007, 9:45am UTC](https://www.ruby-forum.com/t/realizzare-breadbrumb/92617 "2007-04-22T09:45:35Z")
ragazzi sempre per il mio forum-demo sto realizzando un sistema di breadcrumbing che tenga traccia del “path” dell’utente. per realizzarlo cosa mi consigliate? esiste un modo per sapere nel layout quale controller/ac… --- ## [Find\_or\_create saber que funcion corrio](https://www.ruby-forum.com/t/find-or-create-saber-que-funcion-corrio/92635)
**Author:** [@juapdiaz](https://www.ruby-forum.com/u/juapdiaz)\ **Replies:** 1\ **Last updated:** [April 22, 2007, 12:52am UTC](https://www.ruby-forum.com/t/find-or-create-saber-que-funcion-corrio/92635 "2007-04-22T00:52:06Z")
Hola a todos, En mi aplicaion estoy utilizando el método find\_or\_create\_by\_name, y me interesa saber cual de los dos fue el que se ejecuto, es decir quiero saber si el objeto se creo recién o si se leyó de la base… --- ## [Cuanto cobrar por una aplicacion Web en Rails](https://www.ruby-forum.com/t/cuanto-cobrar-por-una-aplicacion-web-en-rails/92150)
**Author:** [@Joselo](https://www.ruby-forum.com/u/Joselo)\ **Replies:** 4\ **Last updated:** [April 21, 2007, 12:21am UTC](https://www.ruby-forum.com/t/cuanto-cobrar-por-una-aplicacion-web-en-rails/92150 "2007-04-21T00:21:13Z")
Hola, se que esta pregunta es muy aparte respecto del Rails pero necesito que me ayuden a delimitar el precio que puede llegar a tener una aplicación Web hecha en Rails. Voy a emprender en una empresa y se que much… --- ## [Dos relaciones con dos modelos](https://www.ruby-forum.com/t/dos-relaciones-con-dos-modelos/92533)
**Author:** [@Mano](https://www.ruby-forum.com/u/Mano)\ **Replies:** 5\ **Last updated:** [April 20, 2007, 3:41pm UTC](https://www.ruby-forum.com/t/dos-relaciones-con-dos-modelos/92533 "2007-04-20T15:41:14Z")
Buenas, Tengo una base de datos en la que tengo dos tablas con dos relaciones, una de m a n y otra de 1 a n. No tengo ni idea de como representar esto en ROR, alguien me podría echar una mano? Como puedo asociar los… --- ## [I've added you as a friend on StumbleUpon](https://www.ruby-forum.com/t/ive-added-you-as-a-friend-on-stumbleupon/92547)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 0\ **Last updated:** [April 20, 2007, 3:39pm UTC](https://www.ruby-forum.com/t/ive-added-you-as-a-friend-on-stumbleupon/92547 "2007-04-20T15:39:14Z")
Eneko (removed\_email\_address@domain.invalid) has invited you to StumbleUpon! You can see my other favorites here: http://enekotaberna.stumbleupon.com Thanks, enekotaberna StumbleUpon lets you discover great sites… --- ## [Reiterazioni varie all'interno dello stesso hash](https://www.ruby-forum.com/t/reiterazioni-varie-allinterno-dello-stesso-hash/92528)
**Author:** [@sulfarom](https://www.ruby-forum.com/u/sulfarom)\ **Replies:** 4\ **Last updated:** [April 20, 2007, 1:26pm UTC](https://www.ruby-forum.com/t/reiterazioni-varie-allinterno-dello-stesso-hash/92528 "2007-04-20T13:26:28Z")
Se ho una roba del genere: @a=riga1.scan(/\<(.?@.?)\>|(?)/).flatten.compact @dir.each\_key do |mail| if @a.include?(mail) if @a\[0\] == mail @dir\_spediti\["#{mail}"\] = @dir\_spediti\["#{mail}"\]+=1 @ist.each {|mail\_ist| @di… --- ## [foxGUIb](https://www.ruby-forum.com/t/foxguib/92525)
**Author:** [@marcos](https://www.ruby-forum.com/u/marcos)\ **Replies:** 0\ **Last updated:** [April 20, 2007, 9:59am UTC](https://www.ruby-forum.com/t/foxguib/92525 "2007-04-20T09:59:15Z")
Salve a tutti, sarei curioso di sapere se c’è qualcuno che ha provato a costruire interfacce grafiche con foxGUIb per FXRuby. Se sì, gradirei avere le vs. impressioni su questo tool che, a prima vista, mi sembra int… --- ## [AdrenaROR-Live CD](https://www.ruby-forum.com/t/adrenaror-live-cd/91741)
**Author:** [@Hugo\_O](https://www.ruby-forum.com/u/Hugo_O)\ **Replies:** 11\ **Last updated:** [April 20, 2007, 3:13am UTC](https://www.ruby-forum.com/t/adrenaror-live-cd/91741 "2007-04-20T03:13:48Z")
Hola a todos, Quiero compartir con esta generosa comunidad mi desarrollo AdrenaROR. AdrenaROR es una Live CD de Linux con las principales herramientas para desarrollar Rubyonrails. Esperro que sea útil sobre todo p… --- ## [Cancellazione da Mailing list](https://www.ruby-forum.com/t/cancellazione-da-mailing-list/92480)
**Author:** [@mffreire](https://www.ruby-forum.com/u/mffreire)\ **Replies:** 1\ **Last updated:** [April 19, 2007, 11:55pm UTC](https://www.ruby-forum.com/t/cancellazione-da-mailing-list/92480 "2007-04-19T23:55:10Z")
Salve, sono iscritto alla mailing list di ruby.it e volevo sapere come fare per cancellare la mia iscrizione… Grazie, Marco. – Email.it, the professional e-mail, gratis per te: http://www.email.it/f Sponsor: Pres… --- ## [Formulario ajax y haml](https://www.ruby-forum.com/t/formulario-ajax-y-haml/92408)
**Author:** [@juapdiaz](https://www.ruby-forum.com/u/juapdiaz)\ **Replies:** 8\ **Last updated:** [April 19, 2007, 11:54pm UTC](https://www.ruby-forum.com/t/formulario-ajax-y-haml/92408 "2007-04-19T23:54:10Z")
Hola a todos, Hace poco comencé a probar haml y me pareció mas que interesante, e incluso mucho mas simple que rhtml. Pero ahora me encontré con un problema, estoy intentando colocar un formulario que luego llama… --- ## [RE: R: misurare prima di ottimizzare](https://www.ruby-forum.com/t/re-r-misurare-prima-di-ottimizzare/92451)
**Author:** [@Giuliano\_U](https://www.ruby-forum.com/u/Giuliano_U)\ **Replies:** 0\ **Last updated:** [April 19, 2007, 4:43pm UTC](https://www.ruby-forum.com/t/re-r-misurare-prima-di-ottimizzare/92451 "2007-04-19T16:43:06Z")
Certo che capita… e pure spesso… io di solito procedo a passaggi… prima faccio tutto quello che devo fare nel modo più veloce possibile perchè i tempi di sviluppo sono stretti ( tranne che per 2 o 3 cose sulle quali m… --- ## [Misurare prima di ottimizzare](https://www.ruby-forum.com/t/misurare-prima-di-ottimizzare/92425)
**Author:** [@chiaroscuro](https://www.ruby-forum.com/u/chiaroscuro)\ **Replies:** 4\ **Last updated:** [April 19, 2007, 4:24pm UTC](https://www.ruby-forum.com/t/misurare-prima-di-ottimizzare/92425 "2007-04-19T16:24:03Z")
lo sapevo, l’ho sempre saputo… non ottimizzare prima di misurare. eppure ero convinto che il problema di una mia applicazione fosse nel database. ho deciso (per una volta) di fare le cose per bene e ho scoperto che, n… --- ## ['is not missing constant' , probleme apres mise a jour rails](https://www.ruby-forum.com/t/is-not-missing-constant-probleme-apres-mise-a-jour-rails/92359)
**Author:** [@friofool](https://www.ruby-forum.com/u/friofool)\ **Replies:** 2\ **Last updated:** [April 19, 2007, 3:21pm UTC](https://www.ruby-forum.com/t/is-not-missing-constant-probleme-apres-mise-a-jour-rails/92359 "2007-04-19T15:21:58Z")
Bonjour, Je viens de faire un update de ma version de rails. J’obtiens le message ’ X is not missing constant Y’ pour chaque appel à un modele contenant un sous-repertoire. Exemple : app/controller/login/login.rb f… [Previous page](https://www.ruby-forum.com/c/community/3.md?page=311) [Next page](https://www.ruby-forum.com/c/community/3.md?page=313)