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Ricky Ho07/30/14
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Incorporate domain knowledge into predictive model

To create a predictive model, feature engineering (defining the set of input) is a key part if not the most important. In this post, I'd like to share my experience in how to come up with the initial set of features and how to evolve it as we learn more.

Gerry Claps07/30/14
14763 views
4 replies

When to dump Scrum for Kanban

The CEO/Manager walks into the room and asks to add X, Y and Z into the Sprint. Sound familiar? You’re not alone. Maybe it's time to ditch Scrum for Kanban?

John Cook07/29/14
7390 views
0 replies

Software development becoming less mature?

I don’t know whether computing is becoming less mature, though it may very well be on average, even if individual developers become more mature.

Mike Cottmeyer07/29/14
8429 views
0 replies

Why Agile Is Failing in Large Enterprises, And What You Can Do About It

Here is the deck from my Agile2014 talk on why many folks are struggling to adopt agile in larger, more complex enterprises.

Alec Noller07/28/14
17692 views
4 replies

Introducing DZone's 2014 Guide to Internet of Things

DZone's 2014 Guide to Internet of Things was produced to help you understand the growing variety of technologies, tools, and companies behind IoT, along with the challenges it faces and the vast potential it holds.

Moshe Kaplan07/28/14
4839 views
0 replies

Validating Your Disk Performance

If you are short of RAM and get a poor performance, it may be a good time to verify your disks performance and see if they do match your needs.

Mark Needham07/28/14
2076 views
0 replies

R: ggplot – Plotting back to back charts using facet_wrap

Earlier in the week I showed a way to plot back to back charts using R’s ggplot library but looking back on the code it felt like it was a bit hacky to ‘glue’ two charts together using a grid. I wanted to find a better way.

Erich Styger07/28/14
1816 views
0 replies

Adding the CAM8000-D Camera Module to the RIoT Board

The CAM8000-D camera is a nice 2 mega-pixel camera for the RIoT board. The firmware shipped on the board does not support it out of the box, so a new firmware needs to be flashed first (SVN2591 or higher).

Andrew Fuqua07/25/14
7811 views
0 replies

Compressed Backlog Refinement

This post is not about where the ideas come from or even about how to convert what already exists into user stories. The focus here is about how to conduct that initial refinement meeting, then what might be different in subsequent refinement sessions.

Robert Diana07/25/14
6369 views
0 replies

Geek Reading July 24, 2014

These items are a combination of tech business news, development news and programming tools and techniques.

Matt Butcher07/25/14
9099 views
0 replies

9 Things I Like About Go

Here, in no particular order, are the top 9 reasons I like working with Go: The Toolchain, Clean Code, Go Routines, Channels, Metaphysical Parsimony, and 4 more...

Gil Zilberfeld07/25/14
2806 views
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Agile Practitioners 2015: Call For Papers

Agile Practitioners 2015 is starting its way, and the first step is the Call For Papers! The Agile Practitioners conference started 4 years ago, and is an actual effort by the community. I’m proud to be part of the organizing committee, after presenting at the last 3 gatherings.

Johanna Rothman07/24/14
6765 views
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How Pairing & Swarming Work & Why They Will Improve Your Products

If you’ve been paying attention to agile at all, you’ve heard these terms: pairing and swarming. But what do they mean? What’s the difference?

Alec Noller07/24/14
8224 views
0 replies

The Best of DZone: July 17 - 23

If you missed anything on DZone this week, now's your chance to catch up! This week's best include a Spring MVC 3 view controller example, a look at the new mobile database, Realm, the Java origins of AngularJS, 5 quick points about threads in Java EE, and more.

Rob J Hyndman07/24/14
3352 views
0 replies

Plotting the characteristic roots for ARIMA models

When modelling data with ARIMA models, it is sometimes useful to plot the inverse characteristic roots. The following functions will compute and plot the inverse roots for any fitted ARIMA model (including seasonal models).