Riley Newman, head of data science at Airbnb, recently published an article describing how the Californian startup defines and uses data science. He explains that data can be seen as the voice of the customers, and data science as an act of interpretation. He also details several initiatives that have been particularly important for scaling data science.
The state of testing survey aims to provide insights on a number of aspects of the testing profession. Reviewing things like the adoption of test techniques and practices, test automation, and many of the other challenges that testers are facing today. The survey, made by testers for testers, is organized by Joel Montvelisky from PractiTest together with Lalit Bhamare from Tea-Time with Testers.
InfoQ interviewed Gil Zilberfeld about the benefits that a test first approach can bring, the concepts of Test Driven Development (TDD) and Behavior Driven Development (BDD) and examples of teams using BDD and TDD, and how you can explore BDD and TDD without doing any coding.
InfoQ ran a DevOps research question during Q4 of 2015, to find out which practices contribute the most to a healthy DevOps culture. The results show there are no predominant practices as DevOps initiatives are highly contextual.
The microservices pattern are changing how we build applications and team structure is extremely important to be successful in building and running these microservices, Chris Munns stated in a talk about how microservices at enterprise scale are built at Amazon at the earlier I Love APIs 2015 conference.
Clair is an open-source container vulnerability scanner recently released by CoreOs. The tool cross-checks if a Docker image's operating system and any of its installed packages match any known insecure package versions. The vulnerabilities are fetched from OS-specific common vulnerabilities and exposures databases. Currently supported are Red Hat, Ubuntu, and Debian.
InfoQ spoke to Vasco Duarte on how the #NoEstimates technique may apply to a contracting environment, facing tipical needs of sizing a project, establishment of agreements, signature of contract and building of trust.
Klaus Leopold gave a talk at the GOTO Berlin 2015 conference in which he elaborated why focusing on team-level performance often leads to local suboptimalization and doesn't increase agility across the team. InfoQ interviewed him about why installing agile frameworks does not help to increase agility, how kanban can be used to increase collaboration, and benefits that teams can get from kanban.
User Story Mapping can be a simple yet valuable pattern when adopting Domain-Driven Design (DDD) in projects dealing with complex domains. It can help creating shared domain knowledge among developers and domain experts, Eriksen Costa claims in a blog post discussing advantages combining User Story Mapping with Domain-Driven Design (DDD).
InfoQ recently sat down with Steve Smith and discussed the ideas behind his recent blog post “End-to-End Testing Considered Harmful”. Smith talked about release testing being a form of ‘risk management theatre’, discussed the benefit of unit and acceptance testing, and stressed the value of monitoring at runtime versus the typically fragile and slow-running implementation of end-to-end testing.
At the Lean Kanban Benelux 2015 conference Jeroen Molenaar shared his experiences working as an agile coach with the Dutch solar car team that has won the world solar challenge in Australia.
Kevin Goldsmith talked about how Spotify uses microservices to break down architectures and be innovative at the GOTO Berlin 2015 conference. He argues that Microservices are easier to test, deploy and monitor than monolithic applications. Spotify also aims to have as few as possible dependencies in their product, and microservices are very helpful for that.
At the Agile Testing Days 2015 Jose Lima from Redgate software shared his experiences with microservices. InfoQ interviewed him about advantages and disadvantages of developing products with microservices, how applying microservices has improved the quality of products, testing microservices and the skills that testers need, and his learnings from developing and testing microservices.
ThoughtWorks have enhanced their application lifecycle management product Mingle with a new dependency management capability which supports scaling development across multiple teams and tracking dependencies in the tool.
InfoQ interviewed Stefan Roock about adding XP practices to Scrum, why using an agile framework as a blueprint for designing the organization is a premature optimization and why culture and principles are more important than practices. Roock also explains the agile scaling cycle with examples of how it can be used, and talks about the benefits and pitfalls of this approach for agile scaling.