Extreme Programming

<BODY> <h1>Extreme Programming</h1> <p>Rules and Practices - Extreme Programming (XP) is an approach to software development that is successful because it stresses customer satisfaction</p> <h2>Extreme Programming Planning</h2> <ul> <li>Write user stories</li> <li>The schedule is created from release planning</li> <li>Frequent small releases</li> <li>Measure project velocity</li> <li>Divide the project into iterations</li> <li>Iteration planning starts each iteration</li> <li>Move people around</li> <li>Stand-up meetings start every day</li> <li>Fix extreme programming when it breaks</li> </ul> <p><a target="_blank" href="http://www.firelighter.co.uk">Firelighter</a></p> <h2>Extreme Programming Designing</h2> <ul> <li>Simple design</li> <li>A system metaphor is selected</li> <li>CRC cards are used for design sessions</li> <li>Create spike solutions to reduce risk</li> <li>No early functionality added</li> <li>Refactor wherever and whenever possible</li> </ul> <p><a target="_blank" href="http://www.bridgesi.com">Strategy Implementation</a></p> <h2>Extreme Programming Coding</h2> <ul> <li>Ensure that the customer is always available</li> <li>Code is written to agreed standards</li> <li>The unit test is coded first</li> <li>All production code is programmed by pairs</li> <li>And only one pair integrates code at a time</li> <li>Often integrate</li> <li>Collective code ownership is used</li> <li>Optimization is left until last</li> <li>No overtime allowed</li> </ul> <p><a target="_blank" href="http://www.ecru.co.uk">Web Design Agency</a></p> <h2>Extreme Programming Testing</h2> <ul> <li>All code has unit tests</li> <li>All code must pass all unit tests before it is released</li> <li>When bugs are found tests are created</li> <li>Acceptance tests are run often and the scores are published</li> </ul> <p><a target="_blank" href="http://www.viewsource.co.uk">View Source</a></p> <p>If customers need a new system on a specific date there is a high risk. If the system is a new challenge for the software group there is an even higher risk. Extreme Programming was established to deal with the problems of risk within projects.</p> <p><a target="_blank" href="http://www.asd.org.uk">ASD</a></p> </BODY>