Erik Costlow discusses what to consider when upgrading to Java 9, where to find early access releases and how to analyze library dependencies for unintentional reliance internal APIs.
Dustin Hudson discusses enterprise architecture using case studies and life examples to illustrate how to put together legacy systems and third-party apps while considering user-driven decisions.
Mário Areias presents the challenges in delivering care in Haiti, dealing with legacy code and infrastructure limitations.
Daniel Pezely discusses the 10 fold performance increase of a Lisp and C system after rewriting it in Erlang, outlining where issues existed before and the design and implementation of the new system.
Hadi Hariri takes a look at code usually written when developing business applications and how to refactor this using functional paradigms, and more importantly, see if these provides any value.
Donald Belcham presents design patterns and development concepts that protects one’s code from external systems that may change in uncontrollable ways.
Rachel Laycock focuses on the architecture of an application, addressing patterns such as microservices and evolutionary architecture, which can speed up delivery.
Jon Neale, Ragnar Dahlen discuss the challenges dealing with large Clojure legacy code at uSwitch.
Robert Annett explores some of the issues of upgrading, maintaining or replacing legacy Java and .NET applications that haven't been touched in a decade, providing advice on solving common problems.
Mike Long describes techniques for managing large legacy restoration projects, using a roadmap, prioritizing technical debt remediation tasks and motivating devs and stakeholders during the process.
Sandro Mancuso runs a hands-on demo adding tests to a Java legacy code then refactoring it.
John Davies walks through a reference implementation of a in-memory database meant to combine dozens of different legacy databases developed by banks over time.