Thinking Matters
Aside from the fact that Oracle's Java Problem contains all kinds of factual and other errors (see the comments on the post) this sentence caught my eye in particular when referring to Java being...
View ArticleGroovification
Last week I tweeted about groovification, which is defined thusly:groovification. noun. the process of converting java source code into groovy source code (usually done to make development more fun)On...
View ArticleSorting Collections in Hibernate Using SQL in @OrderBy
When you have collections of associated objects in domain objects, you generally want to specify some kind of default sort order. For example, suppose I have domain objects Timeline and Event: .code {...
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Several Must Have Firebug-Related Firefox Extensions
Last week while doing the usual (web development stuff) I discovered a few Firefox extensions I didn't even know I was missing until I found them by accident. The "accident" happened while adding...
View ArticleCan Java Be Saved?
Java and EvolutionThe Java language has been around for a pretty long time, and in my view is now a stagnant language. I don't consider it dead because I believe it will be around for probably decades...
View ArticleHibernate Performance Tuning Part 1 Article Published
I've just published an article in the November 2009 NFJS Magazine on Hibernate Performance Tuning. Here's the abstract:Many developers treat Hibernate like a "black box" and assume it will simply "Do...
View ArticleMaking Cobertura Reports Show Groovy Code with Maven
A recent project started out life as an all-Java project that used Maven as the build tool. Initially we used Atlassian Clover to measure unit test coverage. Clover is a great product for Java code,...
View ArticleHibernate Performance Tuning Part 2 Article Published
I've just published the second article of a two-part series in the December 2009 NFJS Magazine on Hibernate Performance Tuning. Here's the abstract:Tuning performance in Hibernate applications is all...
View ArticleMissing the each_line method in FakeFS version 0.2.1? Add it!
Recently we have been using the excellent FakeFS (fake filesystem) gem in some specs to test code that reads and writes files on the filesystem. We are using the latest release version of this gem...
View ArticleRack Lightning Talk
I gave a short lightning talk on Rack tonight at the NovaRUG. It's on slideshare here. Rack is really cool because it makes creating modular functionality really easy. For example, if you want to have...
View ArticleDatabase-Backed Refreshable Beans with Groovy and Spring 3
In 2009 I published a two-part series of articles on IBM developerWorks entitled GroovierSpring. The articles showed how Spring supports implementing beans in Groovy whose behavior can be changed at...
View ArticleIntroducing RJava
You’ve no doubt heard about JRuby, which lets you run Ruby code on the JVM. This is nice, but wouldn’t it be nicer if you could write Java code on a Ruby VM? This would let you take advantage of the...
View ArticleCoffeeScript Slides
Today is the Near Infinity Spring Conference. We have one conference in the fall and one in the spring for all our developers as well as invited guests. Today I gave a presentation on CoffeeScript and...
View ArticleWhat's in JDK 7 Lightning Talk Slides
Yesterday at the Near Infinity 2011 Spring Conference I gave a talk on CoffeeScript (see here) and a very short lightning talk on what exactly is in JDK 7. You can find the slides for the JDK 7 talk...
View ArticleHadoop Presentation at NOVA/DC Java Users Group
Last Thursday (on Cinco de Mayo) I gave a presentation on Hadoop and Hive at the Nova/DC Java Users Group. As several people asked about getting the slides, I've shared them here on Slideshare. I also...
View ArticleDistributed Coordination With ZooKeeper Part 1: Introduction
This is the first in a series of blogs that introduce Apache ZooKeeper. This blog provides an introduction to ZooKeeper and its core concepts and use cases. In later blogs you will test drive...
View ArticleDistributed Coordination With ZooKeeper Part 2: Test Drive
This is the second in a series of blogs that introduce Apache ZooKeeper. In the first blog, you got an introduction to ZooKeeper and its core concepts. In this blog, you'll take a brief test drive of...
View ArticleDistributed Coordination With ZooKeeper Part 3: Group Membership Example
This is the third in a series of blogs that introduce Apache ZooKeeper. In the second blog, you took a test drive of ZooKeeper using its command-line shell. In this blog, we'll re-implement the group...
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Distributed Coordination With ZooKeeper Part 4: Architecture from 30,000 Feet
This is the fourth in a series of blogs that introduce Apache ZooKeeper. In the third blog, you implemented a group membership example using the ZooKeeper Java API. In this blog, we'll get an overview...
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Distributed Coordination With ZooKeeper Part 5: Building a Distributed Lock
This is the fifth in a series of blogs that introduce Apache ZooKeeper. In the fourth blog, you saw a high-level view of ZooKeeper's architecture and data consistency guarantees. In this blog, we'll...
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