Interview: Erich Gamma Discusses Jazz, Eclipse, JUnit and Design Patterns

by Ryan Slobojan on  Sep 22, 2008

In this interview from QCon London 2008, Erich Gamma discusses the Jazz project, why Eclipse has been successful, the strict Eclipse release schedule, JUnit, Design Patterns, how to identify a design pattern, design patterns and the 'Don't Repeat Yourself' principle, the design pattern community, and whether dependency injection is a design pattern.

.NET Chain of Responsibility Library

by Al Tenhundfeld on  Sep 18, 2008

Chain.NET (a.k.a. NChain) is an implementation of Chain Of Responsibility design pattern for .NET and Mono platforms. Version 0.1 combines standard CoR design pattern with Command design pattern with the goal of bringing increased convenience and flexibility in command processing solutions.

New Open Source project provides Object Oriented data access

by Steven Robbins on  Jul 31, 2008 6

Kasper Sørensen has created a new open source project at called MetaModel. The project is a common domain model, query engine, and optimizer for different types of datastores, such as relational databases and flat files. MetaModel is a Java library that provides a fluent, object-oriented interface for SQL compliant queries.

Object Relational Mapping - User Case Studies

by Steven Robbins on  Jul 24, 2008 6

Roberto Zicari, from, collected interviews and stories from several users of Object/Relational mapping technologies. The main point of the cases was around "impedance mismatch" between the object technology in the domain model and the relational technology in the data model.

Google Introduces Binary Encoding Format: Protocol Buffers

by Werner Schuster on  Jul 21, 2008 7

Google caused a stir by releasing Protocol Buffers, a binary serialization format. We take a look at what exactly Protocol Buffers are and what alternatives are available in ASN.1 or Facebook's Thrift.

Interview : Nate Kohari on Releasing Ninject 1.0

by Robert Bazinet on  Jun 17, 2008 1

In this interview with Nate Kohari, creator of the Ninject dependency injection container for .NET, talks about the release of version 1.0 of Ninject. The interview has taken place over the past weeks leading up to the release of Ninject 1.0.

Neo4j - an Embedded, Network Database

by Gavin Terrill on  Jun 05, 2008 24

Neo4j is an embedded network model database for Java, Ruby and Python applications. It is capable of handling billions of nodes/relationships/properties on single machine hardware, supporting ACID transactions, durable persistence, concurrency control, transaction recovery, and everything else you’d expect from an enterprise-strength database.

Rails Cells: Component-Oriented Development for Rails

by Mirko Stocker on  May 13, 2008 1

Rails Cells aims to bring component-oriented development to Rails with its lightweight controllers and views that can easily be shared and reused. We caught up with Nick Sutterer, one of the Cells developers, to talk about the state of the project.

Adopting Simple Design

by Amr Elssamadisy on  May 13, 2008

A discussion about simple design is taking place on the extremeprogramming Yahoo! group that has already resulted in several useful recommendations. The discussion started off with a request for references concerning incremental design and quickly morphed into one about successfully adopting incremental design.

Interview: CORBA Guru Steve Vinoski on REST, Web Services, and Erlang

by Stefan Tilkov on  Feb 26, 2008

In a new interview, recorded at QCon San Francisco 2007, CORBA Guru Steve Vinoski talks to Stefan Tilkov about his appreciation for REST, occasions when he would still use CORBA and the role of description languages for distributed systems. Other topics covered include the benefits of knowing many programming languages, and the usefulness of of Erlang to build distributed systems.

Can DDD be Adequately Implemented Without DI and AOP?

by Srini Penchikala on  Feb 18, 2008 4

A recent thread on Domain Driven Design (DDD) user group discussed the role of Dependency Injection (DI) and Aspect Oriented Programming (AOP) in DDD implementation. InfoQ spoke with Eric Evans and Ramnivas Laddad about these design concepts and the role of Annotations and orchestrated business services in DDD.

TDD/BDD Leading To Incomplete Unit Tests?

by Mike Bria on  Feb 14, 2008 7

Peter Ritchie raised concern about TDD and BDD keeping practitioners from writing good unit tests. He cites an over-reliance on “interaction testing", a core mantra and essence of TDD and BDD, as a driver with tendency to result in incomplete unit testing.

Private Methods, Test Driven Development, and Good Design

by Amr Elssamadisy on  Jan 07, 2008 31

The claim has been made that test driven development (TDD) encourages good design. The claim has also been made that TDD adversely affects design. Focusing on private methods and their relationships to good design and testability will give us something concrete to discuss - an instance of this apparent conflict.

InfoQ Presentation: Eric Evans on DDD - Strategic Design

by Niclas Nilsson on  Dec 04, 2007 8

In this talk, Eric Evans introduces two broad principles for strategic design. 'Context mapping' addresses the fact that different groups model differently and 'Core domain' distills a shared vision of the system's core domain and provides a systematic guide to when good enough is good enough versus when to push for excellence.

Duck Typing and Protocols vs. Inheritance

by Werner Schuster on  Nov 30, 2007 17

A recent debate on the RubyTalk list asked where to use is_a? vs respond_to? This highlights situations where objects respond to the same interface, but don't share any superclasses. We look at this debate and solutions in other languages such as Smalltalk, Erlang, and Scala.

General Feedback
Editorial and all content copyright © 2006-2013 C4Media Inc. hosted at Contegix, the best ISP we've ever worked with.
Privacy policy