Matteo Redaelli

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Erlang at Facebook, SAP, … 26 Jun 2009

Filed under: Me — Matteo @ 10:45
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Erlang At? Please add a comment if you use it in your company!

Erlang at BBC

Erlang at Facebook

Erlang at Github

Erlang at SAP

Erlang at 37Signals

Other presentations at

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Facebook.com Architecture

Filed under: Me — Matteo @ 7:55
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Do U want to learn something about the architecture of Facebook.Com?

See this presentation

 

Connecting to a database with a webService (cxf) deployed (osgi) in Servicemix 7 Jun 2009

Filed under: Me — Matteo @ 18:37
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See newer post at redaelli.org

1) Install and start ServiceMix 4.0

2) Add necessary bundles

features/install cxf-osgi

osgi/install -s mvn:org.apache.servicemix.bundles/org.apache.servicemix.bundles.commons-dbcp/1.2.2_3/

osgi/install -s wrap:mvn:org.springframework/spring-jdbc/2.5.6/

osgi/install -s wrap:mvn:mysql/mysql-connector-java/5.1.6

See details in this gooole document or download test-wsdl-first-osgi.zip

 

Howto sharing (osgi style) a database connection in Servicemix4 / FuseEsb4

Filed under: Me — Matteo @ 13:58
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See newer post at redaelli.org

<?xml version=”1.0″ encoding=”UTF-8″?>
<beans xmlns=”http://www.springframework.org/schema/beans&#8221;
xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance&#8221;
xmlns:camel-osgi=”http://activemq.apache.org/camel/schema/osgi&#8221;
xmlns:osgi=”http://www.springframework.org/schema/osgi&#8221;
xsi:schemaLocation=”
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/osgi
http://www.springframework.org/schema/osgi/spring-osgi.xsd
http://activemq.apache.org/camel/schema/spring
http://activemq.apache.org/camel/schema/spring/camel-spring.xsd
http://activemq.apache.org/camel/schema/osgi
http://activemq.apache.org/camel/schema/osgi/camel-osgi.xsd”&gt;

<bean id=”moodleDS”>
<property name=”driverClassName” value=”com.mysql.jdbc.Driver” />
<property name=”url”
value=”jdbc:mysql://localhost:3306/moodle” />
<property name=”username” value=”root” />
<property name=”password” value=”” />
</bean>

<osgi:service id=”moodleDSOsgiService” ref=”moodleDS” interface=”javax.sql.DataSource” />

</beans>

See my Google Document for details!

 

ISTAT is moving from SAS to R 5 Jun 2009

Filed under: Me — Matteo @ 15:49
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Istat [..] helps to develop ‘R Project‘, a statistical open source application. “We have donated software libraries to R, and are moving away from using SAS, the proprietary alternative to R. We contributed to the statistical application Adamsoft, which is being developed at the Caspur computing-lab, just two kilometres away from our institute.”

Vaccari says adopting open source requires institutes to make adjustments in their organisational culture. “It changes how people work, from ‘I’m important because I’m a bottleneck, to I’m important because I share things‘.”

Read it!