InfoQ Homepage Legacy Code Content on InfoQ
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Refocusing e-Commerce with Lean
Auchan:Direct, the online grocery delivery service of Auchan France, decided to apply lean to develop a new e-Commerce website. Their CEO was the first customer and they used continuous and fast feedback from their clients on the new experience to improve website quality using continuous delivery.
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Continuous Delivery at Klaverblad Insurance
Continuous delivery should be treated as an agile project as it is about automating your deployment. You have to speed up in small steps and gain trust by doing small deliveries and solve problems fast. The story about how Klaverblad insurance has implemented Agile, DevOps, continuous delivery, and microservices.
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Understanding Large Codebases with Software Evolution
InfoQ interviewed Adam Tornhill, author of Your Code as a Crime Scene, about software evolution and mining social information from code and how to use this to increase the understanding of large codebases, how to create a geographical profile of code, and the benefits that can be gained from techniques like mining social information and geographical profiling.
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Technical Debt and Team Morale when Maintaining a Large System
Thomas Bradford talked about his experience with maintaining a monolith Java based system with zero test coverage and large technical debt at the Agile Testing Days 2015. InfoQ interviewed him about the problems that they had maintaining the system and the technical debt that had been build up, why they decided to take a different approach and how they improved team morale.
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Rebuild or Refactor?
Should you rebuilding or refactoring software?An interview with Wouter Lagerweij about what it is that makes refactoring so difficult, if rebuilding software is less risky than refactoring, and how continuous delivery fits with rebuilding software.
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Directing complex IT-landscapes with Agile
Where many organizations use agile to develop IT products, agile principles and practices can also be applied for maintaining landscapes of commercial products. Gert Florijn and Eelco Rommes will talk about directing complex IT-landscapes in public sectors such as healthcare and local and national government organizations at the Agile and Software Architecture Symposium 2015.
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Scaled Scrum at Swiss Postal Services
Swiss Postal Services has used scaled Scrum with seven teams to replace a legacy system. InfoQ interviewed Ralph Jocham about how they scaled Scrum and dealt with legacy issues, using a definition of done, how they managed to deliver their system three months earlier than planned, and the main learnings from the project.
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Challenges When Implementing Microservices and Why Programming Style Matters
Fred George talked about the Challenges in Implementing MicroServices and The Secret Assumption of Agile at the GOTO Amsterdam 2015 conference. InfoQ interviewed him about how make microservices as small as possible, challenges when implementing microservices and how to deal with them, why programming style matters, and what developers can do to develop their code writing skills.
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New Developments in Model Driven Software Engineering
An interview with Rob Howe, host of the MDSE session at the software engineering conference and CEO of Verum, about the state of practice and recent developments in model driven software engineering, the usage of this technology, whether he considers model driven software engineering to be a proven mature technology, and what the future will bring us in model driven software engineering.
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Model-based Migration Approach for Maintenance of Legacy Software
Hans van Wezep, software architect at Philips Healthcare, talked about model-based migration at the Bits&Chips Software Engineering conference. InfoQ did an interview with van Wezep about the challenges in maintaining legacy software, why manual refactoring is error prone, using models to refactor and migrate a codebase, and the benefits of using models when maintaining legacy software.
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Managing Technical Debt Using Total Cost of Ownership
Total Cost of Ownership (TCO) can be used for investment decisions and financial benefit analysis. When applied to software it covers the initial development costs and subsequent maintenance costs until phase out of a product. TCO can support architectural decisions and management of technical debt.
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Applying Continuous Integration at Thales Naval Systems
Continuous Integration can help to find integration issues earlier and to visualize the status of the build to all involved. Integration problems can be detected at build-time in stead of run-time during testing and teams can get immediate feedback on changes that they made and on the impact on components that are developed by other teams.
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Microsoft Goes Universal with Astoria, Islandwood, Centennial and Westminster
In an attempt to bring Android, iOS, classic Windows and web applications on a single platform and make them available through the Windows Store, Microsoft has launched four projects, also knows as Universal Windows Platform Bridges, namely: Astoria, Islandwood, Centennial, and Westminster.
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Is Unhedged Call Options a Better Metaphor for Bad Code?
In a blog post on bad code and technical debt Steve Freeman described how Chris Matts came up with the metaphor of an unhedged call option for bad code. This post is being intensively discussed on Reddit and on Hacker News recently. InfoQ interviewed Steve and Chris about using metaphors for bad code and code smells, trade-offs and costs of low quality code, and responsibilities for code quality.
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Chrome’s Lack of Support for showModalDialog Breaks Some Enterprise Web Apps
Google Chrome no longer supports window.showModalDialog, breaking several enterprise apps such as OWA, EAC, SAP, and others.