Kurt Schrader explores patterns and practices used to build polyglot projects, when to add a new language and what to do when things seem to get out of hand.
Oliver Gierke introduces Spring Data repositories along with best practices and implementation patterns, followed by guidelines for integrating repositories with Spring MVC and REST web services.
Roman Pichler shares insight on Agile practices that can improve innovation, discussing the innovation stages and how product ownership, process, and project setup are influenced by uncertainty.
Christof Ebert discusses technical debt including a Netscape vs. IE case study and provides a framework with practices for managing technical debt.
John Allspaw discusses pitfalls to be avoided while troubleshooting failed systems, comparing web operations at scale with practices in aviation and nuclear power industries.
Eric Evans reviews what he has learned in the 5 years since the publication of Domain Driven Design - what works, what doesn't work, and how to conceptualize and describe it all. He argues that the fundamentals have held up well but there are differences in how I do things and look at things now. He also describes some new patterns and talks about changes of emphasis for existing patterns.
In this presentation, Amr Elssamadisy explains how to choose the best practices for your organization depending on its context and it's highest priority business values and/or smells. Amr discusses the importance of starting with business value first, and then presents a set of "maps" that help determine which practices are useful in improving what business value.
In this presentation filmed during QCon SF 2007, Linda Rising tried to approach agility from a different perspective, that of how we are wired to work and sleep, which turns out to be very similar to iterations. The conclusion was that we are not to do agile, but to rather be agile.
In this talk from RubyFringe, GitHub's Tom Preston-Werner talks about a methodical approach to solving problems and debugging. Also: he explains how to use the "Deathbed Filter" for choosing projects.