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groovy-logo

Grails: Autodiscovery of JPA-annotated domain classes

There are some issues to be fixed with the support for adding JPA annotations (for example @Entity) to Groovy classes in grails-app/domain in 2.0. This is due to the changes made to ...
groovy-logo

Quartz 2: Exploring different scheduling types

We often think of Cron when we want to schedule a job. Cron is very flexible in expressing an repeating occurance of an event/job in a very compact expression. However it’s not ...
scala-logo

Testing Quartz Cron expressions

Declaring complex Cron expressions is still giving me some headaches, especially when some more advanced constructs are used. After all, can you tell when the following trigger will ...
jboss-hibernate-logo

Logging Hibernate SQL

There are two well-known ways to log Hibernate SQL in Grails; one is to add logSql = true in DataSource.groovy (either in the top-level block for all environments or per-environment)             dataSource ...
javaone-logo

JavaOne 2012: Scala Tricks

The first session I attended after lunch was Venkat Subramaniam‘s ‘Scala Tricks,’ held in the Hilton Golden Gate 3/4/5 conference room area. This is the first session ...
javaone-logo

JavaOne 2012: What’s New in Scala 2.10

After getting lunch, I went to Hilton Golden Gate 6/7/8 to see Martin Odersky‘s (Typesafe) presentation ‘What’s New in Scala 2.10.’ It is always an opportunity to ...
scala-logo

Getting started with Scala and Scalatra – Part IV

Welcome to the last part of this series of tutorials on scala and scalatra. In this part we’ll look at how you can use Akka to handle your requests using an asynchronous dispatcher, ...
javaone-logo

JavaOne 2012: What’s New in Groovy 2.0

Guillaume Laforge’s (SpringSource/VMware/@glaforge) ‘What’s New in Groovy 2.0′ presentation was in the same conference room (Hilton Golden Gate 6/7/8) as Martin ...
javaone-logo

JavaOne 2012: A Walk Through of Groovy’s AST Transformations

I made the very short walk from Hilton Plaza A/B back to Hilton Golden Gate 3/4/5 to see the presentation ‘Walk through Groovy’s AST Transformations.’ Groovy‘s ...
google-logo

RateLimiter – discovering Google Guava

RateLimiter class was recently added to Guava libraries (since 13.0) and it is already among my favourite tools. Have a look what the JavaDoc says: Let’s start from ...
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