A apostila da Caelum já tinha sido reformulada há algum tempo, agora com muito mais screenshots e usando o WTP do Eclipse, além de novas versões dos frameworks utilizados.
Você pode fazer o download em:
http://www.caelum.com.br/apostilas/
quarta-feira, 4 de março de 2009
sexta-feira, 6 de fevereiro de 2009
Avoid Java transactions pitfalls with Spring
Transaction processing should achieve a high degree of data integrity and consistency. This article, the first in a series on developing an effective transaction strategy for the Java platform, introduces common transaction pitfalls that can prevent you from reaching this goal. Using code examples from the Spring Framework and the Enterprise JavaBeans (EJB) 3.0 specification, series author Mark Richards explains these all-too-common mistakes.
quarta-feira, 4 de fevereiro de 2009
JavaEE 6 overview
Veja nesse artigo um overview sobre o que virá na versão 6 do JavaEE.
Algumas novidades no artigo:
* WebBeans 1.0
* JSF 2.0
* JPA 2.0
* Servlets 3.0
* JAX-RS 1.1
Fonte: TheServerSide
Algumas novidades no artigo:
* WebBeans 1.0
* JSF 2.0
* JPA 2.0
* Servlets 3.0
* JAX-RS 1.1
Fonte: TheServerSide
terça-feira, 3 de fevereiro de 2009
Overwrite methods
What's up?
this is more one tip,
if you forget this basic concept of overwrite methods
enjoy!
this is more one tip,
if you forget this basic concept of overwrite methods
Code: |
class TesteSobrescreverMetodo { public void metodo(int i) { } } public class Main extends TesteSobrescreverMetodo { public static void main(String argv[]){} public void metodo(int i) {} //this method is overwrite because it is inherited of class TesteSobrescreverMetodo void metodo(long i){} //method void metodo(){} //overload of metodo, change de parameter, change de signature } |
enjoy!
segunda-feira, 26 de janeiro de 2009
JSF: Um estudo comparativo entre bibliotecas de componentes
Este trabalho é um TCC que foi desenvolvido com o objetivo de fazer uma comparação entre as principais bibliotecas de componentes jsf utilizadas atualmente:
# RichFaces
# IceFaces
# Apache Tomahawk
Vale a pena dar uma conferida!
http://beernotfoundexception.blogspot.com/2009/01/...erver-faces-jsf-um-estudo.html
# RichFaces
# IceFaces
# Apache Tomahawk
Vale a pena dar uma conferida!
http://beernotfoundexception.blogspot.com/2009/01/...erver-faces-jsf-um-estudo.html
Entrevista com Rod Johnson sobre Spring Framework 3.0
Nessa entrevista feita por Srini Penchikala com a participação de Ryan Slobojan, Rod Johnson respondeu muitas questões sobre o Spring Framework 3.0 e outras aplicações desenvolvidas pela SpringSource, tais como: Integration, Web Flow, Batch e outras.
Na entrevista, Rod falou sobre os tópicos abaixo:
* Spring 3.0
* Maintainance release license
* SCA component model
* Java EE 6 and its support in Spring 3.0
* Spring Tool Suite
* Approaching cloud computing
* Spring Integration
* Spring and other languages ? Ruby, .NET, Grails, Ruby on Rails
* Spring.NET
* Spring Web Flow
* Spring Batch
Vídeo da entrevista (29 min) | Fonte: InfoQ
Na entrevista, Rod falou sobre os tópicos abaixo:
* Spring 3.0
* Maintainance release license
* SCA component model
* Java EE 6 and its support in Spring 3.0
* Spring Tool Suite
* Approaching cloud computing
* Spring Integration
* Spring and other languages ? Ruby, .NET, Grails, Ruby on Rails
* Spring.NET
* Spring Web Flow
* Spring Batch
Vídeo da entrevista (29 min) | Fonte: InfoQ
quarta-feira, 21 de janeiro de 2009
Livro Grátis Ruby
Carlos Brando acaba de anunciar que seu livro "Ruby on Rails - O que há de novo?", está disponível gratuitamente em português para quem tiver interesse em fazer o download.
O livro tem a intenção de mostrar todas as novidades da última versão do Ruby on Rails, e está recheado de exemplos, até mesmo para as funcionalidades mais simples.
(fonte: www.guj.com.br)
O livro tem a intenção de mostrar todas as novidades da última versão do Ruby on Rails, e está recheado de exemplos, até mesmo para as funcionalidades mais simples.
(fonte: www.guj.com.br)
terça-feira, 20 de janeiro de 2009
Tip: get application URL (groovy)
Hi,
it's the simple tip for you....
this week i spend some time searching in google about it, and don't find any thing, and in same scenarios it can be very important .
I was try to send one confirmation email, and i must the url "http://localhost:8080" for example, because the url change in each scenario.
the application that i am developer is in Grails FrameWork, the language used is groovy, this tip work in Java also.
ok,
let's for matters....
it's the simple tip for you....
this week i spend some time searching in google about it, and don't find any thing, and in same scenarios it can be very important .
I was try to send one confirmation email, and i must the url "http://localhost:8080" for example, because the url change in each scenario.
the application that i am developer is in Grails FrameWork, the language used is groovy, this tip work in Java also.
ok,
let's for matters....
Code: |
String leo = request.getRequestURI() or String leo = request.getRequestURL() |
Welcome to blog
Hi,
It's my first post.
This blog was created with propose of help technology people.
Developer, system analyst, system information student and any people that like about the technology .
This blog will have content in Portuguese and English, because i am from Brazil, and we have few documentation than English.
When i find documentation in English, i post in Portuguese, when i find documentation in two language i will post in English.
it isn't more important, the content is more important.
Enjoy.
It's my first post.
This blog was created with propose of help technology people.
Developer, system analyst, system information student and any people that like about the technology .
This blog will have content in Portuguese and English, because i am from Brazil, and we have few documentation than English.
When i find documentation in English, i post in Portuguese, when i find documentation in two language i will post in English.
it isn't more important, the content is more important.
Enjoy.
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