InfoQ Homepage Articles
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From Imperative Programming to Fork/Join to Parallel Streams in Java 8
The authors compare different methods to compute the variance of a large data set using an imperative style, The fork/join framework and the new Streams API in Java 8
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The Kanban Survivability Agenda
This third and last article in the series on the Kanban “nine values, three agendas” model explores the survivability agenda. The values associated with this agenda are understanding, agreement, and respect; these say much about the philosophy that underlies Kanban, the humane, start with what you do now approach to change.
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Reliable Auto-Scaling using Feedback Control
Philipp K. Janert explains how to reliably auto-scale systems using a reactive approach based on feedback control which provides a more accurate solution than deterministic or rule-based ones.
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Author Q&A – The Lean Mindset by Tom and Mary Poppendieck
The Lean Mindset is a collection of research results and case studies from companies applying lean in product development and delivery. A lean mindset according to Mary and Tom Poppendieck is about “developing the expertise to ask the right questions, solve the right problems, and do the right thing in the situation at hand”.
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Book Review: Test-Driven Infrastructure with Chef - Second Edition
The second edition of Stephen Nelson-Smith's book "Test-Driven Infrastructure with Chef" covers the principles behind "Infrastructure as Code", provides an introduction to Ruby, Chef, and important Tools. The main part consists of detailed examples on how to use the tools required to write fully tested infrastructure code.
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Modern Enterprise Performance Analysis Antipatterns
In this article we present some of the most common performance analysis antipatterns in the enterprise platform, expressed in terms of their basic causes along with remediation strategies.
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No More Technical Debt - Invest in Quality
Handling Technical Debt in a software system is a complex challenge. Code can always be improved – but customers only care about features. This article discusses the new metaphor “Quality Investments”. It helps to better communicate the quality of the system and guide improvements by focusing on their pay off and return of investment.
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Solving the Gordian Knot of Chronic Overcommittment in Development Organizations
Why do we promise more than we can deliver? Why do we say yes when we are already too busy? Chronic Overcommitment is a pervasive problem in the IT industry. In this article we take a look at the behaviors that drive over commitment and the dynamics at play in your organization the make it a difficult problem to solve. Finally, we offer some advice to those who suffer from this affliction.
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Answering Common Cloud Security Questions from CIOs
With the news stories of possible data breaches at enterprises like Target, and the current trend of companies migrating to cloud environments for the flexibility, scalability, agility, and cost-effectiveness they offer, CIOs have been asking hard questions about cloud security.
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Big Data Analytics for Security
In this article, authors discuss the role of big data and Hadoop in security analytics space and how to use MapReduce to efficiently process data for security analysis for use cases like Security Information and Event Management (SIEM) and Fraud Detection.
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3 years of Kanban at Sandvik IT: The Story of an Improvement Journey
This is the story of an enterprise-wide Kanban implementation. It explains why Sandvik IT chose the Kanban method; how it was deployed using a kick-start concept; how it was followed-up using a depth-of-kanban assessment; and the effects so far. The article includes links to concrete and step-by-step information on how to run these kick-starts and assessments
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How LinkedIn Uses Apache Samza
Apache Samza is a stream processor LinkedIn recently open-sourced. In his presentation, Samza: Real-time Stream Processing at LinkedIn, Chris Riccomini discusses Samza's feature set, how Samza integrates with YARN and Kafka, how it's used at LinkedIn, and what's next on the roadmap.