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Vlad Mihalcea12/20/13
0 replies

MongoDB Facts: Lightning Fast Aggregation

In the author's previous post, he demonstrated how fast you can insert 50 million time-event entries with MongoDB. In this article, you will learn how to make use of all that data to fuel aggregation tests.

Alec Noller12/20/13
0 replies

How FullContact Migrated from MongoDB to Cassandra

This recent post details a database migration from MongoDB to Cassandra. It's a detailed account, starting with the background of what led to the decision, various attempts at solving their problems, and finally how they went about migrating to Cassandra, including code and data to document their improvements.

Steve Smith12/20/13
0 replies

Application Pattern: Consumer Driven Contracts

When applying Continuous Delivery to an application estate, our ability to rapidly release individual applications is constrained by inter-application dependencies. How can we enable the independent evolution of interdependent applications with minimal risk?

Mike Cottmeyer12/20/13
0 replies

How to Achieve Shared Understanding When Scaling Agile

Agile practices as described in the literature are suitable for small co-located teams focused on a single product. These small co-located teams quickly and efficiently establish a shared understanding of a project, the customer, and the architecture they are working within.

Davy Suvee12/19/13
1 replies

Running Along the Graph Using Neo4J Spatial and Gephi

When the author started running some years ago, he bought a Garmin Forerunner 405, a device that tracks GPS coordinates while you're running. In this article, you will learn how to store, query, and visualize such data using a Neo4j Spatial datastore and Gephi.

Dan Kuebrich12/19/13
0 replies

Beyond Averages

Traditionally we aggregate our data into summary statistics like averages or percentiles. In order to truly understand our systems, we need to know when and how to sidestep those abstractions, to get deep, detailed performance insight.

Aliza Earnshaw12/19/13
0 replies

DevOps Team? No. DevOps Toolchain? Yes.

Though it’s common to hear people talking about “DevOps teams” — or see job postings for “DevOps” — to leaders of this technology movement, the phrase is like the sound of fingernails on a chalkboard. So why do those in the know freely talk about a DevOps toolchain? It’s because a common toolchain helps developers and IT operations people work together more collaboratively to achieve the goals of the business.

Marc Löffler12/19/13
0 replies

10 More Things to Drive Your Scrum Master Crazy

It’s been a long time since I wrote “10 things to drive your Scrum Master crazy” and it’s about time to give you some new weapons. So, here they are:

Mike Cottmeyer12/19/13
0 replies

Are We Solving The Right Problem?

It’s been a funny transition the past few years as agile has gone more and more mainstream. You used to have to start every talk with an explanation of the Agile Manifesto… you don’t have to do that anymore, people generally get it.

Leigh Shevchik12/19/13
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Computer Architecture Has Hit a Power Wall

Ben Hindman's talk set out to define the ‘future stack’ by taking a deep dive into the evolution and future of computing architecture.

Lukas Eder12/19/13
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Add LATERAL Joins or CROSS APPLY to Your SQL Tool Chain

SQL features have a unique trait that few other languages have. They are obscure to those who don’t know them, as every language feature introduces a new syntax with new keywords. In this case: APPLY and LATERAL.

Ralf Quebbemann12/19/13
0 replies

Useful Subversion Pre-Commit Hook Script for Linux Servers

Looking for useful subversion pre-commit hooks? Maybe this script is for you. It's a Linux bash shell script and also makes use of python.

Mitch Pronschinske12/18/13
2 replies

Dev Tech That Will be HOT in 2014

A lot of developer tools and technologies have taken off this year, and some have been around for a while but are now poised for large-scale adoption. This article lists 30+ dev tools and technologies that I think are going to be big in 2014.

Allen Coin12/18/13
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Dev of the Week: Peter Zaitsev

Every week here and in our newsletter, we feature a new developer/blogger from the DZone community to catch up and find out what he or she is working on now and what's coming next. This week we're talking to Peter Zaitsev, MySQL performance specialist and Founder, CEO of Percona.

Zac Gery12/18/13
0 replies

Identifying Loss Aversion in Software Design

There are many facets to software design. A common example is loss aversion, which refers to "people's tendency to strongly prefer avoiding losses to acquiring gains." Armed with this knowledge, more informed decisions are possible throughout the software development cycle. The following list details a few examples where loss aversion can play a role in software development: