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scala-logo

Introducing Accord: a sane validation library for Scala

Accord is an open-source (Apache-licensed) Scala validation library developed at Wix. It’s hosted on GitHub and you’re welcome to fork and dig into it; let us know what you think! Why ...
groovy-logo

Listening and Logging Ant Output in Groovy

In the comments section of my post Executing Ant Build File Targets from Groovy, CRC recently asked, “I’ve used your script and it seems to work but I could’t see ...
ceylon_logo

Top 10 Ceylon Language Features I Wish We Had In Java

What does one do when Hibernate is “finished” and feature complete and one needs new challenges? Right. One creates a new JVM language called Ceylon. On November 12, 2013, Ceylon ...
ceylon_logo

A paradox about typesafety and expressiveness

It’s often argued that dynamic typing is more expressive, and I am, for the most part, willing to go along with that characterization. By nature, a language with dynamic typing ...
groovy-logo

Uncompressing 7-Zip Files with Groovy and 7-Zip-JBinding

This post demonstrates a Groovy script for uncompressing files with the 7-Zip archive format. The two primary objectives of this post are to demonstrate uncompressing 7-Zip files with ...
grails-logo

Grails Goodness: Generating Raw Output with Raw Codec

Since Grails 2.3 all ${} expression output is automatically escaped on GSPs. This is very useful, because user input is now escaped and any HTML or JavaScript in the input value is ...
grails-logo

Grails Goodness: Namespace Support for Controllers

In a Grails application we can organize our controllers into packages, but if we use the same name for multiple controllers, placed in different packages, then Grails cannot resolve ...
scala-logo

Surfacing Hidden Design: Seeking A Better Alternative To Interrelated Mutable Fields

What is better, a bunch of mutable boolean fields and methods operating on them, or an explicit expression of the individual states and transitions between them? Lets study an example ...
groovy-logo

Groovy’s magical NullObject

In this post I am going to explain some not that obvious differences of null in Java and null in Groovy. Let’s start with the following line:               Object ...
grails-logo

Getting Started with method security in Grails using Spring Security

This blog post will be about implementing method level security with security expressions in Grails using the Spring Security plugins. I assume you have some basic understanding of ...
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