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ADF Faces. Immediate custom client events

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In this post I am going to focus on ADF Faces Javascript API method to fire a custom event from the client side. For example:                      function cliListener(actionEvent) {      AdfCustomEvent.queue(actionEvent.getSource(), "servListener",                         null, true);     } We can use af:clientListener tag in order to attach the cliListener function to a ...

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Two Ways to Get the Most Out of Daily Stand-up Meetings

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A daily stand-up meeting is an essential part of agile software development. It is a meeting which takes place at the same place and time every working day. The agenda of this meeting is simple. Each team member must answer to three question: What did I do yesterday? What will I do today? What problems (impediments) prevents me from doing ...

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Creating Maven Source and Javadoc Artifacts

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Many people are aware of maven source and javadoc artifacts but don’t know why they would want to create them. I was definitely in this camp – I can see why people want this information but it seemed like a relatively inefficient way to get it since it requires manual navigation of the maven repository. Then I got hit by ...

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Creating Sonarqube Projects

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Sonarqube (nee Sonar) is da bomb. It’s not something you have to check daily but if you’re serious about quality you’ll check it during sprint planning if not weekly. Check out a sample project at nemo.sonarqube.com, e.g., OpenJPA, to get an idea of what information is available. You might want to focus on a specific component at first, e.g., OpenJPA ...

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Why Unix utilities are worth learning

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Why VIM? Sooner or later there comes the day when your easy-to-use IDE becomes useless for handling huge files. There aren’t many editors capable of working with very large files, like production logs for instance. I’ve recently had to analyze a 100 MB one-line JSON file and once more VIM saved the day. VIM, like many other Unix utilities, is ...

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Monitoring JBoss Fuse ESB with Nagios

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Note: this article describe a scenario based on JBoss Fuse, but it’s applicable to any Java context able to run Servlet java, like JBoss EAP, WildFly, Tomcat, etc… One of my recent activity at work has been to provide guidance about monitoring a JBoss Fuse ESB setup with Nagios/OpsView. Despite more specialized solutions for the specific problem do exist (Fuse ...

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How to install Couch DB 1.5 on Ubuntu

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A recent task I had to do on my home Ubuntu Linux box running 12.04. LTS was to install CouchDB. I needed it because I wanted to use ACRA as remote error reporting tool for Android Apps. Acra is completely open source ( hosted on GitHub) and an incredible cool tool started by Kevin Gaudin. I used to try it ...

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JOOQ Facts: SQL functions made easy

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The JDBC API has always  been cumbersome and error-prone and I’ve never been too fond of using it. The first major improvement was brought by the Spring JDBC framework which simply revitalized the JDBC usage with its JdbcTemplate or the SqlFunction classes, to name a few. But Spring JDBC doesn’t address the shortcoming of using string function or input parameters ...

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Drools 6 Performance with the PHREAK Algorithm

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Drools 6 introduces a new lazy matching algorithm. The details of that algorithm have been covered in two previous blogs: R.I.P. RETE time to get PHREAKY PHREAK Stack Based Evaluations and Backward Chaining The first article discussed performance and why the batch and lazy aspects of the algorithm, make it hard to compare.       “One final point on ...

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Configure favicon.ico in Spring MVC based application

spring-interview-questions-answers

Favicon is an icon (favicon.ico) associated with your website. Not every website is using favicon though. But most browsers do not care about it and they make request for it anyways. When favicon is not in place the server will return unnecessary 404 Not Found error. In a typical Spring MVC application, we firstly need to configure security filter that ...

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