Palestra no Grupo Sou Java

Introdução ao Ruby powered by JRuby Monday, March 23, 2009

AkitaOnRails.com Monday, March 23, 2009

Monday, March 23, 2009

Pequena introdução Instalando o Ambiente Apresentando a Linguagem Testando com Ruby Rails on JRuby Aprendendo Monday, March 23, 2009

1 Monday, March 23, 2009

“Matz” 1993 Monday, March 23, 2009

“Prag Dave” 2001 Monday, March 23, 2009

“DHH” 2004 Monday, March 23, 2009

Charles Nutter 2006 Monday, March 23, 2009

“Tornar as coisas simples fáceis e as coisas complexas possíveis” Filosoﬁa Ruby Monday, March 23, 2009

x mais lento que C++ Monday, March 23, 2009

x mais lento que C++ 0 50 100 150 200 Python 2 Ruby 1.9 Perl JRuby Python 3 PHP Ruby 1.8.6 Monday, March 23, 2009

Instalando JRuby jruby.codehaus.org Monday, March 23, 2009

dist.codehaus.org/jruby Monday, March 23, 2009

cd /opt/local wget http://dist.codehaus.org/jruby/1.2.0/ jruby-bin-1.2.0.zip unzip jruby-bin-1.2.0.zip ln -s jruby jruby-bin-1.2.0 mv jruby/ruby/lib/ruby/gems jruby_gems ln -s jruby/ruby/lib/ruby/gems jruby_gems Monday, March 23, 2009

export JRUBY_HOME=/opt/local/jruby export $JRUBY_HOME/bin:$PATH Monday, March 23, 2009

jruby -S gem install ... activerecord-jdbc-adapter jetty-rails activerecord-jdbcmysql-adapter jruby-openssl activerecord-jdbcpostgresql-adapter nifty-generators activerecord-jdbcsqlite3-adapter rails cucumber rspec glassﬁsh rspec-rails jdbc-mysql warbler jdbc-postgres webrat jdbc-sqlite3 ZenTest Monday, March 23, 2009

Instalando Netbeans netbeans.org Monday, March 23, 2009

Netbeans + VIM = jVI jvi.sourceforge.net Monday, March 23, 2009

Ruby, a linguagem Monday, March 23, 2009

Quase tudo é um objeto Classes Abertas, Módulos, Mixins Parâmetros ﬂexíveis de métodos Duck Typing: “envio de mensagens” Blocos, Fechamentos IRB: Interpreted Ruby Monday, March 23, 2009

JRuby, a integração Monday, March 23, 2009

JIRB = Java IRB import java isEmpty() == empty? Classes Finais Abertas Anonymous Inner Class = Blocos Conversão automáticos de Tipos Monday, March 23, 2009

“to be continued ...” Monday, March 23, 2009

Testando Java com Ruby jtestr.codehaus.org github.com/akitaonrails/jtestr Monday, March 23, 2009

test/unit RSpec dust Expectations Ant, Maven Eclipse Monday, March 23, 2009

Cucumber, Rspec & cia. gem install cucumber rspec rspec-rails webrat hpricot Monday, March 23, 2009

Netbeans apenas como Editor Terminal - a melhor opção RSpec, melhor suíte de teste Cucumber, melhor teste de aceitação Webrat, mais simples que Selenium Para a próxima: Fixtures vs Factories Monday, March 23, 2009

JRuby on Rails tomcat, glassﬁsh, jetty, jboss Monday, March 23, 2009

JRUBY_VERSION JDBC Warbler Problema: gems nativas Para a próxima: JNDI, cluster, etc Monday, March 23, 2009

x mais lento que C++ Monday, March 23, 2009

x mais lento que C++ 0 50 100 150 200 Python 2 Ruby 1.9 Perl JRuby Python 3 PHP Ruby 1.8.6 Monday, March 23, 2009

“Especialista de uma coisa só é um amador em todo o resto.” Monday, March 23, 2009

Obrigado! akitaonrails.com Monday, March 23, 2009

http://www.akitaonrails.com	331
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http://www.rubyonrails.pro.br	13
http://www.slideshare.net	6
http://infoblogs.com.br	5
http://www.infoblogs.com.br	2
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http://sproutcorewithrails.com	2
http://feeds.feedburner.com	1
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Palestra no Grupo Sou Java

by Fabio Akita on Mar 27, 2009

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Palestra no Grupo Sou Java — Presentation Transcript