InfoQ Homepage Articles
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RXJava by Example
In the ongoing evolution of paradigms for simplifying concurrency under load, the most promising addition is reactive programming, a specification that provides tools for handling asynchronous streams of data and for managing flow-control, making it easier to reason about overall program design. In this article we overcome the learning curve with a gentle progression of examples.
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Q&A: Relevant Search with Elasticsearch and Solr
In their book "Relevant Search", Doug Turnbull and John Berryman focus on the challenge of providing search results by balancing the needs and intents of the user. Using Elasticsearch and Solr, relevance engineers can constantly tune the needs of the business vs. the needs of the user.
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Big Data Processing with Apache Spark - Part 5: Spark ML Data Pipelines
With support for Machine Learning data pipelines, Apache Spark framework is a great choice for building a unified use case that combines ETL, batch analytics, streaming data analysis, and machine learning. In this fifth installment of Apache Spark article series, author Srini Penchikala discusses Spark ML package and how to use it to create and manage machine learning data pipelines.
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Standardizing Requirements Descriptions on Scrum Projects for Better Development and Testing Quality
Standardizing requirements descriptions on Scrum projects benefit development and testing quality. Without standardizing, the project may suffer. Standardizing requirements descriptions provides a minimum of eight benefits from requirements descriptions unification, which in turn positively affects testing and makes management of ongoing changes in requirements easier with the help of tools.
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CQRS for Enterprise Web Development: What's in it for Business?
With a focus on the business case for a CQRS architecture, this article covers the core concepts of Command Query Responsibility Segregation, and contrasts them with a common, n-tier architecture. Benefits including scalability and maintainability are highlighted, which can reduce the total cost of ownership, and lead to an improved return on investment when choosing a CQRS architecture.
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Java 9, OSGi and the Future of Modularity (Part 1)
The flagship feature of Java 9 will be the new Java Platform Module System (JPMS). Given the maturity of OSGi there were technical, political and commercial reasons why another Java module system will soon exist. In this article we compare the two from a technical perspective and see how JPMS and OSGi can work together.
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Book Review: Site Reliability Engineering - How Google Runs Production Systems
"Site Reliability Engineering - How Google Runs Production Systems" is an open window into Google's experience and expertise on running some of the largest IT systems in the world. The book describes the principles that underpin the Site Reliability Engineering discipline. It also details the key practices that allow Google to grow at breakneck speed without sacrificing performance or reliability.
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Agile in the UK Government - An Insider Reveals All
The Government Digital Service (GDS) aims to transform the relationship between citizen and state, moving the UK towards becoming a world-leading digital-by-default government. Nick Tune explores what GDS has achieved with assessments, sharing agile practices and experiences, and open source software, and shares what isn’t working so well in government IT.
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The Top 5 Problems with Distributed Teams and How to Solve Them
In this article, Hugo Messer shares the top 5 challenges distributed teams face along with practical solutions. They are based on his 6 books, many workshops and a decade of hands on experience. The top 5 challenges: 1. We're thinking 'us versus them'; 2. Keeping the team in the dark; 3. Culture is a mystery; 4. We stop communicating; 5. The black box.
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The InfoQ Podcast: Cathy O'Neil on Pernicious Machine Learning Algorithms and How to Audit Them
In this week's podcast InfoQ’s editor-in-chief Charles Humble talks to Data Scientist Cathy O’Neil. Topics discussed include her book “Weapons of Math Destruction,” predictive policing models, the teacher value added model, approaches to auditing algorithms and whether government regulation of the field is needed.
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What’s Wrong With Using Design Templates?
By choosing a web design template, businesses save on time and the cost of developing their website. Templates are often hard to customize and generate a range of other issues that affect the website's performance an negatively impact the brand. Contrary to custom design, templates can only serve as a starting point for creating a web presence.
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Polymorphism of MVC-esque Web Architecture: Classification
The MVC architecture has a long and storied history, from its early days in the Smalltalk community to its modern implementation in JavaScript frameworks. In this article, Brent Chen explains the history of the MVC architecture and its different forms in modern applications, both on the client and on the server.