{"id":6439,"date":"2012-03-07T00:17:58","date_gmt":"2012-03-07T00:17:58","guid":{"rendered":"https:\/\/dev.railscarma.com\/problems-faced-while-setting-up-rails-3-with-ruby-1-9-2\/"},"modified":"2021-06-07T08:18:02","modified_gmt":"2021-06-07T08:18:02","slug":"problemi-affrontati-durante-limpostazione-dei-binari-3-con-ruby-1-9-2","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/it\/blog\/articoli-tecnici\/problemi-affrontati-durante-limpostazione-dei-binari-3-con-ruby-1-9-2\/","title":{"rendered":"Problemi affrontati durante la configurazione di Rails 3 con Ruby 1.9.2"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6439\" class=\"elementor elementor-6439\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2dbfaae0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2dbfaae0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-13827afd\" data-id=\"13827afd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-798fbb3e elementor-widget elementor-widget-text-editor\" data-id=\"798fbb3e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: justify;\">Ho migrato tutte le mie applicazioni su <a href=\"\/it\/blog\/binari-3\/entusiasta-di-rails-3-1\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Rotaie 3<\/strong><\/a> con Ruby 1.9.2, dopo aver installato Ruby ho riscontrato alcuni errori.<\/p>\n<p style=\"text-align: justify;\"><strong>Pochi di loro lo sono<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>1)<\/strong> I tasti freccia non funzionavano nella console IRB e si verificava l&#039;errore &quot;nessun file da caricare \u2013readline&quot;.<\/p>\n<p style=\"text-align: justify;\">Questo \u00e8 il problema che si verifica quando l&#039;estensione readline non \u00e8 installata con il sorgente Ruby. Tutto quello che devi fare per correggere questo errore \u00e8<\/p>\n<p style=\"text-align: justify;\">Vai al tuo <strong>rubino<\/strong> cartella sorgente da cui hai scaricato e installato Ruby.<\/p>\n<p style=\"text-align: justify;\"><strong>1. cd ~\/ruby-1.9.2 2. cd ext\/readline<\/strong><\/p>\n<p style=\"text-align: justify;\">Ed esegui i comandi seguenti.<\/p>\n<p style=\"text-align: justify;\"><strong>3. ruby extconf.rb 4. make 5. sudo make install<\/strong><\/p>\n<p style=\"text-align: justify;\">Se trovi errori durante l&#039;esecuzione di ruby extconf.rb mostra ..no per ogni controllo. Quindi devi installare queste due librerie sul tuo sistema<\/p>\n<p style=\"text-align: justify;\">sudo apt-get install libncurses5-dev libreadline5-dev<\/p>\n<p style=\"text-align: justify;\">quindi successivamente eseguire i comandi a partire da 3.<\/p>\n<p style=\"text-align: justify;\"><strong>2)<\/strong> L&#039;altro errore \u00e8 stato dopo aver creato l&#039;applicazione e avviato il server, l&#039;errore era &quot;nessun file da caricare \u2013openssl&quot;<\/p>\n<p style=\"text-align: justify;\">Ancora una volta si trattava dell&#039;errore con l&#039;estensione openssl ruby non installata con ruby, puoi correggere questo errore eseguendo i seguenti comandi.<\/p>\n<p style=\"text-align: justify;\">Vai al file sorgente di Ruby<\/p>\n<p style=\"text-align: justify;\"><strong>1. cd ~\/ruby-1.9.2 2. cd ext\/openssl<\/strong><\/p>\n<p style=\"text-align: justify;\">ed eseguire i comandi seguenti.<\/p>\n<p style=\"text-align: justify;\"><strong>3. ruby extconf.rb 4. make 5. sudo make install<\/strong><\/p>\n<p style=\"text-align: justify;\">Se trovi errori durante l&#039;esecuzione del comando ruby extconf.rb che mostra ..no per ogni controllo, devi installare il pacchetto nel tuo sistema<\/p>\n<p style=\"text-align: justify;\"><strong>sudo apt-get install openssl libopenssl-ruby libssl-dev<\/strong><\/p>\n<p style=\"text-align: justify;\">Successivamente eseguire i comandi a partire da 3.<\/p>\n<p style=\"text-align: justify;\">Allo stesso modo ho trovato molti altri file che causavano errori poich\u00e9 le estensioni non erano installate come zlib ecc.<\/p>\n<p style=\"text-align: justify;\">Se trovi &quot;nessun file da caricare errore&quot; per una qualsiasi delle estensioni, devi andare alla cartella di origine di Ruby. Vai alla rispettiva directory all&#039;interno di ext\/ (ad esempio: readline\/ per &#039;nessun file da caricare \u2013readline&#039;) ed esegui i seguenti comandi all&#039;interno di quella cartella<\/p>\n<p style=\"text-align: justify;\">ruby extconf.rb make sudo make install<\/p>\n<p style=\"text-align: justify;\">Se non riesci a eseguire correttamente ruby extconf.rb, devi installare le rispettive librerie ed eseguire nuovamente questi comandi sopra.<\/p>\n<p style=\"text-align: justify;\"><strong>Nota:<\/strong> Lavoro sul sistema operativo Ubuntu, se riscontri gli stessi errori in centos o in qualsiasi server che ho riscontrato su un server con CentOS dove non hai apt-get o aptitude installer, devi cercare un pacchetto particolare con yum cerca e installa il pacchetto compatibile con il tuo sistema operativo. Spero che questo ti aiuti.<\/p>\n<p style=\"text-align: justify;\">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n\n<h4 style=\"text-align: justify;\"><strong>Installa Rails3 sul sistema Ubuntu con Rails 2.XX nel sistema<\/strong>.<\/h4>\n<p style=\"text-align: justify;\">Stavo lavorando su Rails 2.xx e tutto quello che ho fatto per catturare Rails3 \u00e8 stato rimuovere la vecchia libreria Ruby, disinstallare Rails e gemme e installare un&#039;ultima libreria Ruby che supporta una versione pi\u00f9 recente <a href=\"\/it\/ruby-on-rails-consulting\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Rubino sui binari<\/strong><\/a> cio\u00e8 Rails3. I comandi che ho eseguito per rimuovere la libreria Ruby erano<\/p>\n<p style=\"text-align: justify;\"><strong># Guide di disinstallazione sudo gem<\/strong><\/p>\n<p style=\"text-align: justify;\">Questo disinstaller\u00e0 Rails nel tuo sistema Ubuntu<\/p>\n<p style=\"text-align: justify;\"><strong># sudo apt-get purge ruby rubygems<\/strong><\/p>\n<p style=\"text-align: justify;\">Ci\u00f2 eliminer\u00e0 la libreria Ruby e tutti i gem installati nel tuo sistema.<\/p>\n<p style=\"text-align: justify;\">Dopo la disinstallazione ho installato Ruby-1.9.2 seguendo i comandi<\/p>\n<p style=\"text-align: justify;\"><strong># wget ftp:\/\/ftp.ruby-lang.org\/\/pub\/ruby\/1.9\/ruby-1.9.2-p0.tar.gz<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong># tar -xvvf ruby-1.9.2-p0.tar.gz<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong># cd rubino-1.9.2<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong># .\/configura<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>Marca #<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong># sudo make install<\/strong><\/p>\n<p style=\"text-align: justify;\">\u00c8 stata solo l&#039;installazione di questa libreria Ruby, mi ha fatto installare irb e gem nel mio sistema poich\u00e9 tutte le librerie Ruby con versioni 1.9.X hanno irb e gem integrati a differenza delle vecchie versioni di Ruby in cui dovevamo installare irb e gem manualmente.<\/p>\n<p style=\"text-align: justify;\">Ho installato Rails3 con il seguente comando<\/p>\n<p style=\"text-align: justify;\"><strong># sudo gem install rails \u2013versione 3.0.0 # sudo bundle install<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0 \/\/ Questo installa tutti i bundle di supporto richiesti.<\/p>\n<p style=\"text-align: justify;\">Questo mi ha permesso di installare Rails3 nel mio sistema e la creazione del progetto e l&#039;esecuzione del server delle applicazioni sono leggermente diverse rispetto a Rails 2.xx.<\/p>\n<p style=\"text-align: justify;\">Creazione di un&#039;applicazione di esempio utilizzando Rails3 con scaffolding<\/p>\n<p style=\"text-align: justify;\"><strong>-&gt; rails nuovo application_name -d mysql -&gt; rails genera scaffold Titolo post:string body:text -&gt; rake db:create -&gt; rake db:migrate -&gt; rails server<\/strong><\/p>\n<p style=\"text-align: justify;\">Ho ricevuto la pagina di benvenuto di <strong>Applicazione Rails3<\/strong>.<\/p>\n<a href=\"\/it\/contattaci\/\">Mettiti in contatto con noi.<\/a>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5cf2b314 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5cf2b314\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-67551cad\" data-id=\"67551cad\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-75e4fbaa elementor-widget elementor-widget-heading\" data-id=\"75e4fbaa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Iscriviti per gli ultimi aggiornamenti<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51214d5f elementor-widget elementor-widget-shortcode\" data-id=\"51214d5f\" data-element_type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div 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Alcuni di essi sono 1) I tasti freccia non funzionavano nella console irb e l'errore \"no such file to load -readline\". Questo \u00e8 il problema che si verifica quando l'estensione readline non \u00e8 installata con ...<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.railscarma.com\/it\/blog\/rails-link_to-method-the-complete-guide-with-examples\/\"> <span class=\"screen-reader-text\">Metodo Rails link_to: Guida completa con esempi<\/span> Leggi altro \"<\/a><\/p>","protected":false},"author":1,"featured_media":32247,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[455,384],"tags":[456,431,421,457,382,458],"class_list":["post-6439","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rails-3","category-technical-articles","tag-rails-3-set-up","tag-rails3","tag-ror","tag-ruby-1-9-2","tag-ruby-on-rails","tag-set-up"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Problems Faced in Setting up Rails 3 with Ruby 1.9.2<\/title>\n<meta name=\"description\" content=\"While migrating all my applications to Rails 3 with ruby 1.9.2, after I installed ruby I faced few errors. 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