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  • Processing Streaming Human Trajectories with WSO2 CEP

    by Ramindu De Silva Miyuru Dayarathna on  Feb 27, 2017

    Extracting useful information from an inaccurate data stream is a significant issue in data stream processing for IoT applications. This article describes the use of Kalman filters to smooth human trajectory information gathered from an iBeacon sensor network and demonstrates its effectiveness. The solution has been built with WSO2 CEP, a complex event processing middleware.

  • Key Takeaway Points and Lessons Learned from QCon San Francisco 2016

    by Abel Avram on  Dec 14, 2016

    The 10th annual QCon San Francisco was the biggest yet, bringing together over 1500 team leads, architects, project managers, and engineering directors. Over 125 practitioner-speakers presented 92 full-length technical sessions and 32 in-depth tutorials, providing deep insights into real-world architectures and state of the art software development practices from a practitioner’s perspective.

  • How to Boost Your Skills to Become a Better Developer

    by Houssam Fakih Boris Gonnot on  Nov 03, 2016

    Katas are great for learning new skills or to improve existing ones but don't address the intensity we face at work when there is a raging fire such as a deadline, release date, fixing a bug in huge legacy code, etc. This article covers the skills of good developers and highlights changing your training approach to improve your skills for high-intensity and challenging environments.

How Ousta Simulates Rides within a Two-Minute Test Cycle

Posted by Mostafa Saeed on  Oct 30, 2016

A simulation system built with microservices and an event driven architecture allows Egyptian ride hailing provider Ousta to automate the testing of their mobile apps. 3

High Load Trading Transaction Processing with Reveno CQRS/Event Sourcing Framework

Posted by Artem Dmitriev on  Mar 29, 2016

Reveno is a powerful new, performant, JVM based lock-free transaction processing framework based on CQRS and event-sourcing patterns. In this article we develop a simple trading system using Reveno. 2

Big Data Processing with Apache Spark - Part 3: Spark Streaming

Posted by Srini Penchikala on  Jan 07, 2016

In this article, third installment of Apache Spark series, author discusses Apache Spark Streaming framework for processing real-time streaming data using a log analytics sample application. 7

Reactive Messaging Patterns with the Actor Model Book Review and Q&A with Vaughn Vernon

Posted by Jan Stenberg on  Oct 06, 2015

Vaughn Vernon in his new book Reactive Messaging Patterns with the Actor Model introduces the actor model and describes most of the patterns found in the book Enterprise Integration Patterns. 2

Storm Applied Review and Q&A with the Authors

Posted by Sergio De Simone on  Jul 27, 2015

Storm Applied is a new book from Manning that aims to provide a practical guide on using Storm, both in a development and in a production setting. InfoQ has spoken with two of the book’s authors.

Real-Time Stream Processing as Game Changer in a Big Data World with Hadoop and Data Warehouse

Posted by Kai Wähner on  Sep 10, 2014

This article discusses what stream processing is, how it fits into a big data architecture with Hadoop and a data warehouse (DWH), and what technologies and products you can choose from. 8

Large Scale Event Tracking with RabbitMQ

Posted by Dr. Claire Fautsch on  Aug 13, 2014

Goodgame Studios leverages events to track player behaviors. Due to the volume of their events, Goodgame Studios uses RabbitMQ and cloud technologies to capture this data for further processing. 1

Exchanging Industry Experiences with Agile Methodologies

Posted by Ben Linders on  May 23, 2014

The Agile Consortium Belgium, Sirris and Agoria organized an event to share experiences with agile methodologies like Scrum, Kanban, visual management, XP, DSDM and Lean.

Reactive Cloud Actors: An Evolvable Web of Events

Posted by Ali Kheyrollahi on  May 19, 2014

Reactive Cloud Actors are an implementation of Carl Hewitt's Actor model which can be used to leverage the power of modern distributed systems.

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