InfoQ Homepage News
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A Modern Microservices Architecture
After living with microservices for three years at Gilt we can see advantages in team ownership, boundaries defined by APIs and complex problems broken down. Challenges still exists in tooling, integration environments and monitoring, Yoni Goldberg explained in a presentation at the QCon London conference describing the challenges they encountered moving to a microservices architecture.
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Why BDD Can Save Agile
Matt Wynne, founder at Cucumber Ltd spoke at QCon London 2015 on how BDD can leverage the benefits of Agile on teams struggling with common patterns like lack of predictability, communication and quality.
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Being a Part of Great Scrum Team
This post talks about how does it feel to be a part of great scrum team.
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Using Objectives and Key Results in a Results-Only Work Environment Company
Matt Rogish talked about using Objectives and Key Results (OKRs) for company, team, and personal goal setting at the No Pants Festival 2015 in Antwerp, Belgium. InfoQ interviewed Rogish about what OKRs are and how you can use them, their strengths and pitfalls, doing annual performance reviews and managing people with numerical goals, and starting with OKRs.
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Firefox Developer Edition Brings 64-bit Windows Builds
64-bit builds for Firefox Developer Edition are now available for the first time on Windows. Plans for the builds were announced back in November 2014, when Mozilla first released details of their developer edition browser. Firefox Developer Edition 38 also brings fresh support for Ruby, with CSS Ruby enabled by default, and support of HTML5 ruby tags.
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Basic NCache is Now Open Source
Alachisoft has offered a heavily stripped down version of their NCache product under the Apache 2 open source license. This version only supports .NET clients; unlike the full version while also has support for Java.
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Microservices Are Conceptually Too Big
Microservices are conceptually too big; they conflate optimizing for organisational and technical factors, but solutions to problems of each type may not fit together very well, Phil Wills, senior architect at The Guardian, explained in a presentation at the QCon London conference promoting thinking about independent services and single responsibility applications, rather than microservices.
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Peter Lawrey Describes Petabyte JVMs
It’s not unusual in financial service systems to have problems that requires significant vertical, as opposed to horizontal, scaling. During his talk at QCon London Peter Lawrey described the particular problems that occur when you scale a Java application beyond 32GB.
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How Twitter Answers Handles Five Billion Sessions a Day
Twitter's Answers is an analytics service for mobile apps that has come to see five billion sessions per day. Ed Solovey, software engineer at Twitter, has described how their system works to provide "reliable, real-time, and actionable" data based on hundreds of millions of mobile devices sending millions of events every second.
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Scrum Alliance Launches "Added Qualifications"
The Scrum Alliance has launched a new program of Added Qualifications aimed at existing CSM/CSPO certification holders who want to explore more advanced Scrum topics. The first Added Qualification is in Scaling Scrum Fundamentals to larger organizations and multiple teams. InfoQ spoke to Scrum Alliance Managing Director Carol McEwan about the new qualifications.
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Pooled Memory Streams for .NET
Like most languages that rely on a mark-and-sweep garbage collector, C# can run into performance problems when allocating memory too often or when making large allocations. Ben Watson, a Senior SDE at Microsoft working on Bing, ran into just that problem with the MemoryStream class.
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Microservices and the Goal of Software Development
The goal of software is to sustainably minimize lead time to positive business impact, everything else is detail, Dan North claimed in a presentation at the QCon London conference describing ways of reasoning about code and how this leads him into an architecture style that may fit microservices.
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DevOps Needed for Operating Microservices
At the last QCon London, Michael Brunton-Spall, Technical Architect at the UK's Government Digital Service, expressed his views on how DevOps patterns are crucial to successfully operate microservices. Brunton-Spall identified the key ingredients to identify a microservice, explained how to build your first microservice and the necessary tools and practices to manage an ecosystem of microservices.
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How to Use Metrics to Influence an Agile Environment
Larry Maccherone, a Data Scientist at Tasktop Technologies, gave a talk at QCon London 2015 regarding the importance of metrics usage and how they should influence important decisions in the organizations.
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Dave Farley on the Rationale for Continuous Delivery
At QCon London 2015, Dave Farley proposed that although the state of software development has been suboptimal in the past, studies are revealing that the implementation of continuous delivery leads to considerable improvement. Farley stated that continuous delivery changes the economies of software development, and provides more rapid business idea validation and reduced defect rates.