DevOps Zone is brought to you in partnership with:
  • submit to reddit
Gil Zilberfeld09/29/14
8758 views
11 replies

Testability != Good Design

When we talk about testability we usually mean "hard to test". That is a whole discussion by itself, because "hard to test" is also subjective. If we follow the theme of testing as an investment to minimize future maintenance costs, then "hard to test" translates to "Costly to test" or "risky to test".

Vlad Mihalcea09/29/14
3719 views
4 replies

The Fastest Way of Drawing UML Class Diagrams

Understanding a software design proposal is so much easier once you can actually visualize it.

Adi Gaskell09/29/14
2721 views
0 replies

Research Explores What Makes a Collaborative Software Project Work

Crowdsourcing has had a pretty big impact upon most industries, but perhaps software development has seen a bigger impact than most. The rise of social coding sites such as BitBucket and GitHub have transformed the way software projects are undertaken.

Wille Faler09/27/14
1641 views
0 replies

Why Incremental Delivery is a Business Concern First, Technical a Distant Second

One of the most poorly understood concepts in product/software development is incremental delivery.

Alec Noller09/26/14
4735 views
0 replies

Continuous Delivery: Who's Handling What

The developer survey from DZone's 2014 Guide to Continuous Delivery gave us a few more insights than we were able to include in the guide. For a bit more detail on tool usage in Continuous Delivery, we've created this new infographic.

Wille Faler09/26/14
9351 views
11 replies

We Need Functional Programming BECAUSE a Large Subset of us are Average or Below

If you understand the definition of“average” you shouldn’t be offended by me calling a large number of programmers average or below.

Moritz Plassnig09/26/14
4528 views
0 replies

How to Use Logs to Get an Overview on Technical and Business Metrics

The traditional Ops toolkit often involves a range of tools that help monitor trends in KPIs as well as tools that perform different periodic health checks on key components of your systems.

Christian Posta09/26/14
5502 views
0 replies

Continuous Delivery With Docker, Jenkins, JBoss Fuse and OpenShift PaaS

I recently put together an end-to-end demo showing step-by-step how to set up a Continuous Delivery pipeline to help automate your deployments and shorten your cycle times for getting code from development to production.

Abhishek Gupta09/25/14
4918 views
0 replies

Optional and Objects: Null Pointer Saviours!

No one loves Null Pointer Exceptions ! Is there a way we can get rid of them ? Maybe . . .

Doug Winfield09/25/14
1354 views
0 replies

JavaScript for OS X Automation by Example

Apple is very close to releasing a new operating system called Yosemite. Everyone has been talking about iOS 8, iPhone 6, iPhone 6 Plus and watches, but one important feature was JavaScript for OS X Automation.

Jose Roy Javelosa09/24/14
3493 views
0 replies

How to Resolve Maven's "Failure to Transfer" Error

Here is a quick solution for those encountering the “Failure to Transfer” error in Maven.

Istvan Forgacs09/24/14
2122 views
0 replies

Debugging Step by Step: Influence Debugging

Influence debugging is an efficient active debugging method by which you can ignore a large part of your code during bug hunting. You can go backward along influences exclusively until you catch the bug. Tricky missing code errors can also be detected by this new method.

Kris Buytaert09/24/14
4045 views
0 replies

On Systemd and DevOps

Often developers writing code that they think is useful and relevant while they are not listening to their target audience, in this case not the end users of the systems but the people that are maintaining the platforms. The people that work on a daily base with these tools.

Dustin Marx09/23/14
2784 views
0 replies

ChoiceFormat: Numeric Range Formatting

The Javadoc for the ChoiceFormat class states that ChoiceFormat "allows you to attach a format to a range of numbers" and is "generally used in a MessageFormat for handling plurals."

Patroklos Papapetrou09/23/14
2873 views
0 replies

Common Mistakes Junior Developers Make When Writing Unit Tests

It’s been 10 years since I wrote my first unit test. Since then, I can’t remember how many thousands of unit tests I’ve written.

Eric Minick09/23/14
3231 views
0 replies

The Curious Relationship of Culture and Tools

The selection of a more modular architecture tends to result in an organization with more (smaller) teams.

Peter Huber09/23/14
1669 views
0 replies

Visualizing and Analyzing Java Dependency Graph with Gephi

How you can use the Graph analysis and visualization Tool Gephi to have a look into the Package Dependency structure of your Java Project with a "graph perspective."

Michael Scharhag09/22/14
5473 views
5 replies

Reduce Boilerplate Code in your Java applications with Project Lombok

One of the most frequently voiced criticisms of the Java programming language is the amount of Boilerplate Code it requires.

Tomasz Nurkiewicz09/22/14
4036 views
0 replies

Property-based Testing with ScalaCheck

While Spock can be used for some property-based testing, ScalaCheck and ScalaTest may be your best option.

Nicolas Frankel09/22/14
2202 views
1 replies

Thank You Mr Beck

At JavaZone I attended many great talks by brilliant speakers, but one was really head and shoulders above the lot: “Software Design, Why, When and How” by Kent Beck.

Tomasz Nurkiewicz09/20/14
4592 views
0 replies

Property-based Testing With Spock

Property based testing is an alternative approach to testing, complementingexample based testing

Eyal Golan09/19/14
4085 views
0 replies

JUnit Rules

In this post I would like to show an example of how to use JUnit Rule to make testing easier.

Ajitesh Kumar09/19/14
5258 views
2 replies

Java - Four Security Vulnerabilities Related Coding Practices to Avoid

This article represents top 4 security vulnerabilities related coding practice to avoid while you are programming with Java language.

Michael Georgiou09/19/14
6944 views
2 replies

15 Tools That Make Life Easy For Java Developers

If you are a web developer, it is a no brainer that much of your professional life will be spent using Java. Thus, this article lists 15 Java tools that can make your life easier.

Carlo Scarioni09/18/14
3430 views
1 replies

Ruby Unit Testing is Weak as a Safety Net

Ruby unit testing feels very nice and natural to write with RSpec. However I still love Java (or for this particular example anything with strong typing) and is still my main language, and in many cases is superior to Ruby.