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Martin Fowler06/24/11
5978 views
4 replies

Flag Argument

A flag argument is a kind of function argument that tells the function to carry out a different operation depending on its value. Let's imagine we want to make booking for a concert. There are two ways to do this: regular and premium . To use a flag ...

kent tong06/24/11
8475 views
16 replies

TDD adapted for mere mortals

I’ve been teaching and practicing agile for several years and there is definitely a problem with TDD: People find it very difficult to use. I believe there are certain points, either in the TDD itself or in people’s interpretation of it, that should...

Daan van Etten06/24/11
1935 views
0 replies

3 Risks With Agile Decision Making

Agile teams are generally cohesive and are empowered and expected to make day-to-day decisions. A large part of empowerment in Agile methods is that the team makes the decisions, not the project manager. However, there are some risks involved with this...

Jim Bird06/24/11
1164 views
1 replies

Continuous Deployment is no Holy Grail

In Prerequisites for Continuous Deployment Dan Ackerson asked “What are your major obstacles to deploying continuously to your live servers”?This must have been a rhetorical question, since my response is “awaiting moderation”. Why ask a question if...

James Shore06/24/11
912 views
0 replies

Let's Play TDD #117: setIcon()

The source code for this episode is available here. Visit the Let's Play archive for more episodes! Many thanks to Danny Jones for figuring out the HD Youtube embed code.

Gareth Baker06/24/11
2777 views
0 replies

Devops At Barcamp Cambridge

Last year while I was in barcamp cambridge, decided to do a short talk on devops. It’s still a term that not too many people have come across and something that lots of people building websites should think about.

Sean Mchugh06/23/11
2726 views
1 replies

Implementing Scrum: Top Down and Bottom Up Approach Part 2

We've already discussed implementing Scrum from a top down approach and came to an interesting conclusion. Establishing trust between the Scrum Master and the Team is key in a top down implementation.

Allan Kelly06/23/11
2989 views
1 replies

When did Scrum start loving project managers?

One of the things I’ve always found paradoxical about Scrum (specifically ScrumTM) is its position on management. On the one hand, Scrum is very management friendly - see my Scrum has Three Advantages over XP post. Basically Scrum has done a very good job...

Jurgen Appelo06/23/11
863 views
1 replies

Dance with the System

An organization is a complex adaptive system. It will adapt to what you do, so you must adapt continuously to how the system responds. This is reflected in the words inspect and adapt, used frequently in Agile literature. But… adaptation is not enough. If...

Matthias Marschall06/23/11
5008 views
0 replies

Getting Started With The Opscode Chef Platform – Configuration Management In The Cloud

In “The Moving Parts of Opscode Chef” there was an interesting discussion about the need of a highly available chef server if you want to use opscode chef as your configuration management tool of choice. Especially for small to medium sized...

Giorgio Sironi06/23/11
8415 views
5 replies

I don't know how to test this

There is a maxim said by Misko Hevery which I share (and probably misquote) here:The only acceptable excuse for lack of tests is that you don't know how to test: testing is an ability that has to be learnt.

Roman Pichler06/22/11
3010 views
1 replies

User Story Modelling

User stories are great at capturing product functionality from the perspective of a user or customer: Each user story describes a piece of product functionality, for instance, “As an application provider, I want to register with the application centre so...

Jim Highsmith06/22/11
793 views
0 replies

Interesting Posts

There were quite a few interesting posts this past week–whose topics ranged from what motivates us to how we may have erred in fundamental assumptions about executive compensation. “Chaos Control Collaboration,” by Mary Abraham. Losing control,...

Gareth Rushgrove06/22/11
4684 views
0 replies

Devops - More Than Marketing - Talk By James Turnbull

I’ve just found my notes from James Turnbull’s talk at FOSDEM. I found the talk excellent, and I’m already part of the choir. But much of the audience I’d guess have only come across the devops term in passing, or worse had it pushed at them as...

Dror Helper06/21/11
4115 views
0 replies

Testing right by testing the right thing

Before answering questions about unit testing I usually tend to ask some questions to get the broader picture – especially if the question sound sstrange. Such a question was asked by a teammate – he wanted to know if he could replace the behavior of...