InfoQ Homepage Development Content on InfoQ
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Presentation: Linda DeMichiel on EJB 3 & JPA
In this talk from last year's QCon London, Linda DeMichiel, who has been leading the EJB spec since the 1.0 days, presents EJB3 with a focus on JPA. The talk covers key aspects of the Java Persistence API and its role in the development of EJB 3.0 apps, including use of the EntityManager API, persistence units and persistence contexts, queries, object/relational mapping, etc.
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How-to Make your AJAX Applications Scream on the Client
AJAX is hot, no one will argue, but what is often the case is your Web 2.0 applications don't perform as well as you had hoped. Learn how a few simple optimizations can help.
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Engine Yard Takes $3.5 Million Series A From Benchmark Capital
Pioneering Ruby on Rails-hosting company Engine Yard has taken $3.5 million Series A in a round led by the prominent VC firm Benchmark Capital. Benchmark is responsible for early stage funding of some very successful startups such as eBay, Linden Labs, Yelp and Zillow. The move strikes confidence into the hearts of Ruby fans everywhere.
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Ruby 1.9 - When Will It be Production Ready
Ruby 1.9 is out - but it's not yet intended to be used in production systems. The release tag had one effect: more developers are actually giving it a spin and try to run their applications and libraries and update them for the new version. We looked at how well Ruby 1.9 fares in this aspect.
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File System Transactions - still a problem area?
Historically transaction-processing systems have relied primarily, if not solely, on databases to handle the ACID aspects of any IO activities that required to be transactional. The support for transactions for file system operations has been weak at either the libraries/frameworks, languages or file system levels. Lately, this situation is starting to show signs of improvement.
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Debate: Should the Java language stop adding new features?
Recently, there has been a lot of debate over the future of the Java platform, with some arguing for more features to compete with languages such as C# and Ruby, and others saying that Java should become a more stable language lest it become too complicated to use. Bruce Eckel started a new round of debates by stating that Java should stop adding new features entirely.
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InfoQ Interview: Jimmy Nilsson on LINQ to SQL
Floyd interviews Jimmy Nilsson on Microsoft's data access mechanism, LINQ to SQL.
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Who needs GWT On Rails?
Rails and GWT are both hiding Javascript manipulation from the Ajax development cycle. GWT chose to solve that by using a compiler which will convert Java into browser-compliant JavaScript and HTML. By using GWT On Rails plugin and its Client generator, you'll be able to make GWT Client communicate with Rails.
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WPF and F#
Yesterday we told you about using PHP.NET with Silverlight. The GUI framework for Silverlight, WPF, represents the future of Windows development. So it is understandable that F# developers would be looking at it with a keen eye as well.
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Presentation: Managing a high performance rails app without tearing your hair out
Rails has gained popularity for its clean implementation of MVC and slick APIs. But what happens when your Rails app grows up, gets popular but can't keep up with requests? This presentation by James Cox will get you started with optimizing web applications by giving practical tips and pointing out common bottlenecks.
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Why Scala?
Scala is one of the newer languages for the JVM, but why would developers want to choose Scala over Java? There are many reason, but for many Scala provides many of the language features of Ruby in a statically-typed environment.
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Injecting Implementation Dependencies into WCF Services
A very popular concept of implementing WCF services is to use a layered approach that consists of a service, a business logic and a data access layer. The dependencies between these layers might be injected at runtime via dependency injection containers.
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Client-Side PHP using Silverlight
Tomas Petricek is developing a client-side PHP compiler for use with Silverlight, Microsoft's answer to Flash.
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Boost your Java Test with Ruby and JtestR
The ease of Ruby for scripting tasks makes it a very powerful candidate for writing your Test suites. Until recently there was no real standalone framework to test your Java with Ruby. JtestR, written by Ola Blini (a member of JRuby team) and Anda Abramovici, makes it possible now. Ruby coupled with powerful Ruby tools such as RSpec, mocha will make writing Java tests smoother.