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Adam Diaz10/15/14
5622 views
0 replies

Hadoop and the mystery of the version number

When I’m working with people on Hadoop I ask what you would think is a simple question. What version of Hadoop are you using? In reality though it’s not as straight forward as you might think.

Peter Lawrey10/15/14
4799 views
0 replies

Kafka Benchmark on Chronicle Queue

I was recently asked to compare the performance of Kafka with Chronicle Queue. No two products are exactly alike, and performing a fair comparison is not easy. We can try to run similar tests and see what results we get.

Rick Delgado10/15/14
1497 views
0 replies

The Future of Flash Storage

Flash storage is slowly becoming more affordable and infiltrating the mainstream enterprise.

Mikio Braun10/14/14
2864 views
0 replies

Parts But No Car

One question which pops up again and again when I talk about streamdrill is whether that cannot be done by X, where X is one of Hadoop, Spark, Go, or some other piece of Big Data infrastructure. The truth is that there’s a huge gap between “in principle” and “in reality”, and I’d like to spell this difference out in this post.

Mike Cottmeyer10/14/14
6116 views
0 replies

Teams 102

In this post, I want to go just a little deeper on the notion of teams and challenge some of the common thinking around agile and agile transformation.

Johanna Rothman10/14/14
5152 views
2 replies

Management Feedback: Are You Abrasive or Assertive?

We all need feedback. Managers need feedback, too. Because managers leverage the work of others, they need feedback even more than technical people.

Pubudu Dissanayake10/13/14
2300 views
0 replies

How to draw a Control flow graph & Cyclometric complexity for a given procedure

Cyclomatic complexity is a software metric used to measure the complexity of a program. This metric measures independent paths through the program's source code.

Rick Delgado10/13/14
2425 views
2 replies

5 Things You Shouldn't Store in the Cloud

Mobile users and enterprises are turning to the cloud to meet their storage needs, backing up a variety of data from emails to pictures. While the cloud can act as storage expansion and major cost saver for those with limited storage space, there are a few things that are best stored elsewhere.

Tim Murphy10/12/14
7102 views
4 replies

Teaching Old Dogs New Tricks

Old developers can easily get set in their ways especially if they work in one environment for a dozen years or more. So how do you overcome the “that is the way it has always been done” mentality that sets in?

Mike Cottmeyer10/11/14
6664 views
0 replies

Teams 101

The notion of forming complete cross functional teams is one of the most well understood concepts in the agile community but maybe one of the least implemented in practice.

Arthur Charpentier10/11/14
2744 views
0 replies

Cross Validation for Kernel Density Estimation

In a post published in July, I mentioned the so-called Goldilocks principle, in the context of kernel density estimation, and bandwidth selection. The bandwidth should not be too small (the variance would be too large) and it should not be too large (the bias would be too large).

Paul Underwood10/10/14
2461 views
0 replies

Output Contents Of A Doctrine Object

I've being doing a lot of development with Doctrine recently and one of the things that I found out is that the Objects it works with can be huge which makes debugging the objects quite difficult for you and the browser to process.

Alec Noller10/10/14
17267 views
6 replies

Poll Results Are In: The World's Greatest Programmers

You may have seen our recent poll about the world's greatest programmers - maybe you gave an opinion! Well, the results are in, and we've created this infographic to help you visualize the rankings as determined by DZone's audience.

James Shore10/10/14
5637 views
0 replies

Agile and Predictability

It's entirely possible to make predictions with Agile. They're just as good as predictions made with other methods, and with XP practices, they can be much better. Agile leaders talk about embracing change because that has more potential value than making predictions.

Chris Odell10/10/14
5776 views
0 replies

Anyone Can Be A Codesmith.

I think that anyone who writes code in any shape or form should feel free about calling themselves a codesmith. The ideals of craftmanship should be followed, with a healthy dose of pragmatism, but learning the skills to become a good coder takes time and experience.