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  • Interview with Ole Jepsen on Leadership in Agile

    Good leaders create an environment where self-organizing teams can thrive and create great products and services to delight their customers: that is what Ole Jepsen explains in this interview. At the XP Days Benelux conference he talked about truly leading people and the subtle but important differences between taking and giving control.

    Ben Linders
    on Jan 20, 2014

  • Non-functional Requirements in Architectural Decision Making

    In this article, authors present an empirical study based on a survey about the software architecture practices for managing non-functional requirements (NFRs) and decision making in software development process. They also discuss about how these requirements are elicited, documented, and validated at different organizations.

    David Ameller Claudia Ayala Xavier Franch Jordi Cabot
    on Jan 17, 2014

  • Minding the API Hierarchy of Needs with RAML and APIkit

    Reza Shafii explains how to satisfy two fundamental needs of API design and implementation, as defined by the API hierarchy of needs, with RAML, API Designer and APIkit.

    Reza Shafii
    on Jan 15, 2014

  • Intelligent Evolution: Making Change Work

    Some 80% of all improvement and change programmes fail: they did not achieve the expected results, the investment in the change programme was greater than the value achieved, “improvements” were seen as mostly bureaucratic, or changes were abandoned soon after the implementation. Intelligent Evolution ensures long-term business success rather than short-term satisfaction of a standard or theory.

    Peter Leeson
    on Jan 13, 2014

  • Preparing for Your First MongoDB Deployment: Backup and Security

    This article we focuses on the database backup tools and security policies when deploying MongoDB NoSQL databases. Topics like cloud backups with MongoDB Management Service (MMS), authentication, and authorization are covered.

    Mat Keep
    on Jan 05, 2014

  • Design Patterns: Magic or Myth?

    In this article, author discusses the effectiveness of the usage of design patterns in software development. The analysis is based on surveys and mapping studies conducted to indicate which patterns were considered useful under what circumstances.

    David Budgen
    on Jan 04, 2014

  • Pragmatic Techniques for Maintaining a Legacy Application

    Maintaining a legacy application can make you feel like mice in a maze. In this article Ping Chen shares her experiences on how to pragmatically maintain a large legacy application. "Pragmatic” is the operative word; since a legacy application can have lots of technical debt, one has to be strategic in choosing the right battles.

    Chen Ping
    on Jan 02, 2014

  • Building a Real-time, Personalized Recommendation System with Kiji

    Jon Natkins explains in this article how to create a personalized recommendation system fed with large amounts of real-time data using Kiji, which leverages HBase, Avro, Map-Reduce and Scalding.

    Jon Natkins
    on Dec 26, 2013

  • Visualizing Java Garbage Collection

    Garbage Collection, like Backgammon takes minutes to learn and a lifetime to master. In this article Master trainer/consultant Ben Evans summarizes his recent InfoQ presentation "Visualizing Garbage Collection" where he discusses Garbage Collection from the ground up.

    Ben Evans
    on Dec 25, 2013

  • Architecture and Agility: Married, Divorced, or Just Good Friends?

    This article describes the relationship between architecture and process of software development and how architecture can responds to a set of needs, such as functional requirements, operational characteristics, and developer habitability. It also talks about the role of pragmatic architects when working with developers and stakeholders.

    Kevlin Henney Frank Buschmann
    on Dec 21, 2013

  • Cassandra CLI Internals Using JArchitect

    Cassandra CLI is a useful tool for Cassandra administrators. It's a good example of how to implement a Cassandra client and CLI internals help us to develop custom Cassandra clients or even extend the CLI tool. In this article, author explores Cassandra CLI architecture model using JArchitect tool and CQLinq language to analyze its code base.

    Dane Dennis
    on Dec 19, 2013

  • Meet Elaine: A Persona- Driven Approach to Exploring Architecturally Significant Requirements

    Often, requirements elicited from stakeholders describe a system’s functionality but fail to address qualities such as performance, reliability, & availability. Documenting these requirements is often overlooked because there are implicit assumptions that the system will perform to expected levels. This article describes a process developed on the idea of persona sketches to address this problem.

    Jane Cleland-Huang
    on Dec 15, 2013
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