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DevOps

How Different Team Topologies Influence DevOps Culture

There are many different team topologies that can be effective for DevOps. Each topology comes with a slightly different culture, and a team topology suitable for one organisation may not be suited to another organisation, even in a similar sector. This article explores the cultural differences between team topologies for DevOps, to help you choose a suitable DevOps topology for your organisation.

Matthew Skelton
on Sep 02, 2015
Mobile

Metadata-Driven Design: Building Web APIs for Dynamic Mobile Apps

More than ten years ago, software architect Kevin Perera invented a design method for architectures that was called "metadata-driven design and development". In this article, Aaron Kendall explains how to use this design method and outlines similarities as well as differences to current techniques like RESTful services or HATEOAS by implementing a metadata-driven mobile application.

Aaron Kendall
on Sep 01, 2015
Culture & Methods

Q&A on Scrum for Managers

Rini van Solingen and Rob van Lanen wrote Scrum for Managers, a book providing answers for organizations that want to or are adopting Scrum. An interview on what managers can do to give teams enough space to self-organize, the possible ROI of implementing Scrum and how to measure ROI, defining teams and anchoring Scrum in the organizational structure and systems, and much more.

Ben Linders
on Aug 31, 2015
Java

A Post-Apocalyptic sun.misc.Unsafe World

The removal of sun.misc.Unsafe and other private APIs in Java 9 has in recent weeks divided the Java community perhaps as never before in its 20 year history. Even though a resolution has now been proposed and a migration path presented, the big question remains: What will a post sun.misc.Unsafe world look like?

Christoph Engelbert
on Aug 30, 2015
DevOps

Executable Images - How to Dockerize Your Development Machine

Every developer knows the pain of incompatible software. By using Docker executable images developers can take advantage of container technology to better control their development environments.

Quinten Krijger
on Aug 29, 2015
Culture & Methods

Agile Goal Setting with OKR - Objectives and Key Results

OKR (Objectives and Key Results) is a goal setting framework adopted by Silicon Valley companies that can complement Agile and Lean, creating an agile approach for setting goals and measuring value. Used by Google, Twitter and LinkedIn, OKR can help evolve the Agile Community and the Agile Manifesto itself from a focus on outputs (delivering features) to a focus on outcomes (delivering results).

Felipe Castro
on Aug 28, 2015
Culture & Methods

Q&A on Kanban Change Leadership

In the book Kanban Change Leadership Klaus Leopold and Sigi Kaltenecker explore how Kanban can be deployed to get change done in organizations and to build a culture of continuous improvement. An interview on doing change in small steps, solving problems, using WIP limits, priorities and classes of service in Kanban, using the Theory of Constraints with Kanban, and getting results with Kanban.

Ben Linders
on Aug 27, 2015
Mobile

Scaling Mobile at XING: Platform, Framework and Domain Teams

This article describes learning from XING on how to scale mobile development such that as many teams as necessary can contribute to the development of mobile apps (on both iOS and Android platforms) and at the same time keep the apps consistent, stable and shiny. It summarizes the key decisions and structural changes they made in order to enable scaling mobile from 2 to 10 teams.

Alexey Krivitsky
on Aug 26, 2015
Igniting Kids' Enthusiasm for Coding

CodingStuff.org is an initiative to ignite kids' enthusiasm to learn how to code, to create apps, to design websites, and overall to become comfortable with technology. This article explores what teachers can do to ignite kid's enthusiasm for coding by using interesting and cool lessons to give them some pointers on how to code and then let the magic happen!

Henk Jurriens
on Aug 25, 2015
Architecture & Design

Seven Microservices Anti-patterns

In this article Vijay Algarasan, a Principal Architect at Asurion, discusses how he and his teams have encountered microservices at various engagements and some lessons they have learned as a result. This has resulted in them building up a series of anti-patterns and some associated patterns, which Vijay believes are more widely applicable to all practitioners of microservices

Vijay Alagarasan
on Aug 24, 2015
Book Review and Author Q&A on Four Spheres of Lean and Agile Transformation

The Four Spheres of Lean and Agile Transformation book by Thomas P. Wise and Reuben Daniel, is based on how management should create an organizational environment to implement Agile. They talk about the Agile readiness in the organization and how to begin a Lean or Agile implementation journey.

Savita Pahuja
on Aug 22, 2015
DevOps

Practical Postmortems at Etsy

We take a look at Etsy's blameless postmortems, both in terms of philosophy, process and practical measures/guidance to avoid blame and better prepare for the next outage. Because failures are inevitable in complex socio-technical systems, it’s the failure handling and resolution that can be improved by learning from postmortems.

Daniel Schauenberg
on Aug 22, 2015

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