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Erich Styger09/04/14
2427 views
0 replies

Tutorial: DIY Kinetis SDK Project with Eclipse – Board Configuration

Before I can run my application code, the microcontroller needs to be initialized properly. Basically this means configuring the pin muxing and clock gates. As this is usually depending on the board or what is attached to the pins, this is named ‘board configuration’ too.

Mark Needham09/04/14
2611 views
0 replies

R: ggplot - Cumulative frequency graphs

The first step was to transform the data so that I had a data frame where a row represented a day where a member joined the group. To turn that into a chart we can plug it into ggplot and use the cumsum function to generate a line showing the cumulative total:

Alec Noller09/03/14
7265 views
0 replies

Dev of the Week: Hébert Coelho de Oliveira

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 Hebert Coelho De Oliveira, Senior Developer at M4U.

Gil Zilberfeld09/03/14
6349 views
1 replies

Metrics: Good vs. Evil

In our ever going search for simplicity, metrics help us minimize a whole uncertain world into a number. We like that. But metrics are over-simplification. We should use them like that.

Gil Zilberfeld09/03/14
3160 views
1 replies

The Economics of Unit Testing

Unit testing is a set of skills, that rarely appears on a resume. When I saw a resume with unit testing on it, it rose up to the top of the interview queue. I understood the person who put it there understand what it means to the business.

Jonas Gauffin09/03/14
3805 views
6 replies

Communicating business rules with methods

Do you use anemic models? i.e. having business classes like “User” without any methods but just properties instead? Do you want to do better but do not know how?

Mark Needham09/03/14
4506 views
0 replies

R: Grouping by week, month, quarter

In my continued playing around with R and meetup data I wanted to have a look at when people joined the London Neo4j group based on week, month or quarter of the year to see when they were most likely to do so.

Alec Noller09/03/14
8093 views
0 replies

The Best of DZone: August 27 - September 3

If you missed anything on DZone this week, now's your chance to catch up! This week's best include the anatomy of Hibernate dirty checking, the similarities of Swift and Scala, the Agile version of Superman vs. Batman, and more.

Cloudify Community09/03/14
1771 views
0 replies

Open Cloud Deconstructed: What It Means to be Native to the OpenStack Cloud

OpenStack is an open source cloud and that makes it quite unique in comparison to many of the closed source public clouds generally available today. As with any open source project we have the option to contribute and influence how the OpenStack cloud ultimately shapes out.

Eric D. Schabell09/03/14
1732 views
0 replies

The Most Popular Way to Get Started Integrating BPM with Apache Camel

There are plans to expand this demo project with various integration scenarios or use cases, but for now we start with just a single story around using a JBoss Fuse camel route to interact with a rules and process project deployed onto JBoss BPM Suite.

Gaurav Gupta09/03/14
1976 views
0 replies

Java EE Batch Applications in NetBeans IDE

Batch processing is execution of series of "jobs" that is suitable for non-interactive, bulk-oriented and long-running tasks.Typical examples are end-of-month bank statement generation, end-of-day jobs such as interest calculation, and ETL (extract-transform-load) in a data warehouse.

Istvan Forgacs09/03/14
3126 views
1 replies

Debugging Step by Step—Traditional Debugging

In the forthcoming articles we consider traditional and state of the art debuggers, introduce some new methods make debugging easier and describe and efficient process of bug hunting. In this first article we shortly outlined the main methods of traditional debugging, and explain their advantages and disadvantages.

Andrew Fuqua09/02/14
6443 views
0 replies

Flow Is For Sissies

The moral of the story is that real options thinking, systems thinking and many other such concepts present or yet to come may be more appropriate in some cases than Lean/Kanban thinking. Lean/Kanban thinking is useful, but it isn’t all there is.

Paul Reed09/02/14
6500 views
0 replies

Making Monitoring Work For You

Monitoring is a big part of DevOps, but what’s the best way to get started? Infrastructure monitoring? Application monitoring? What should you monitor? Where should that data go? How can you turn data into information and monitoring into alerts? What about alert fatigue and humane monitoring?

Jim Bird09/02/14
2778 views
0 replies

10 Things to Make Your App Secure: #1 Parameterize Database Queries

Let’s start with #1 on the list, the simplest, but one of the most important things that you can do to secure your application: Parameterize Database Queries. One of the most dangerous and most common attacks on online applications is SQL Injection.