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A. Jesse Jiryu Davis11/19/13
3778 views
0 replies

Read-Your-Writes Consistency With PyMongo

A PyMongo user asked me a good question today: if you want read-your-writes consistency, is it better to do acknowledged writes with a connection pool (the default), or to do unacknowledged writes over a single socket?

Hubert Klein Ikkink11/18/13
6690 views
0 replies

Grails Goodness: Namespace Support for Controllers

In a Grails application we can organize our controllers into packages, but if we use the same name for multiple controllers, placed in different packages, then Grails cannot resolve the correct controller name.

Hubert Klein Ikkink11/18/13
4645 views
0 replies

Grails Goodness: Customize Resource Mappings

Since Grails 2.3 it is very easy to define RESTful URL mappings for a controller. We can use the resources and resource attribute and use a controller name as the value. Grails will then automatically create a couple of URL mappings.

Reza Rahman11/18/13
2445 views
0 replies

JSF Specification Lead Ed Burns Discusses JSF 2.2 and Java EE7

If you are a JSF user you owe it to yourself to know about JSFCentral. Run by key JSF advocate, consultant and JSF in Action author Kito Mann, it's an excellent resource for everything JSF.

Arun Manivannan11/17/13
7861 views
0 replies

Camel CXF Service With Multiple Query Parameters

While the awesome Apache Camel team is busy fixing the handling of the multiple parameters in the query, here’s a workaround

Peter Pilgrim11/17/13
4856 views
4 replies

Win A E-Copy of My Java EE 7 Book Competiton

Thanks to the very kind folk at Packt Pub, we have a surprise competition for you at Devoxx and also out there online, who perhaps could not make it to Antwerp this year.

Ariya Hidayat11/16/13
8934 views
0 replies

Using Packer to Create Vagrant Boxes

Using Packer to create CentOS and Ubuntu boxes is not difficult. If you want to follow along, I have prepared a Git repository ariya/packer-vagrant-linux which contains all the necessary bits to create CentOS 5.4 and/or Ubuntu 12.04 LTS 64-bit boxes.

Tom O'connor11/15/13
7357 views
0 replies

FakeRAID and Virtualization

For a new project, without an allocated budget, I was asked to provide some simple Virt. capability, to hold them over until they get budget approval, and can buy their own hardware.

Barton George11/15/13
6222 views
0 replies

Project Sputnik Profile Tool

Rather than re-inventing the wheel, and to help provide perspective, we are now working with the folks from Docker. They will be giving us their feedback, helping with integration and creating a Go profile.

Phil Whelan11/14/13
6756 views
0 replies

Debugging Node.js Applications in Stackato

By now, most developers are familiar with the various debugging tools in their local development environment, but as they step towards cloud deployments, how can they achieve the same? Is remote debugging even possible in the cloud? Well of course it is.

Carlos Sanchez11/13/13
6389 views
0 replies

Continuous Delivery with Maven, Puppet and Tomcat

A little bit late but finally the video from my session at ApacheCon Portland is available. That was the first version of the talk that I just gave at Agile testing Days which unfortunately was not recorded.

Swizec Teller11/13/13
4768 views
0 replies

My Old Code is Atrocious

A few weeks ago a project of mine suddenly went offline. Fixing old code is always a humbling experience. Your own code, though … that’s humbling.

Wayne Beaton11/12/13
9919 views
0 replies

The Art of the Git/Gerrit Commit at Eclipse

We’ve implemented some extensions to Git and Gerrit that check to make sure that commit records are structured as required, and reject those commits that are malformed.

Ayende Rahien11/12/13
6466 views
0 replies

Reading Large Codebases

I think that part of what makes someone a good developer is the ability to go through a codebase and figure out what is going on.

Leigh Shevchik11/12/13
2850 views
0 replies

DevOps: Lost in Translation

What is this “DevOps” thing that everyone from computer engineers to business leaders and recruiters are so enamored with? Is it a job title? A set of technical skills? A cultural shift? Or something else completely?

Nicolas Frankel11/11/13
6771 views
0 replies

Integrate Spring JavaConfig with Legacy Configuration

The application I’m working on now uses Spring both by parsing for XML Spring configuration files in pre-determined locations and by scanning annotations-based autowiring.

Dalip Mahal11/11/13
3059 views
0 replies

Don't Manage Enhancements in the Bug Tracker

As development progresses we inevitably run into functionality gaps that are either deemed as enhancements.

Zac Gery11/11/13
5670 views
0 replies

Tossing Stuff Over the Wall to QA

The list of reasons why developers "toss stuff over the wall" is too large to tackle individually, but there are a few classics. "Tossing stuff over the wall" boils down to respect. Time is precious and when a QA analyst feels that his/her time was wasted, respect towards developers can be diminished.

Michael Norton11/09/13
10901 views
6 replies

TDD is to Code Coverage as Exercise is to Weight Loss

A great number of people in the software field appear to think the primary benefit of unit tests is test coverage. But code coverage is not the point of unit tests. Code coverage is a side affect.

Kin Lane11/08/13
5360 views
0 replies

Private Web Application Running on Github

I wanted to launch a small web application in stealth mode. I also wanted it to run completely on GitHub, using GitHub Pages. Here's how.

Barton George11/08/13
4025 views
0 replies

Automating the Cloud: Talking to the Puppet Master

In the cloud you can turn on 100s or 1000s of servers at the click of a mouse, but what happens when you want to configure them? If you do it by hand it will take you months if not longer. That’s where Puppet comes in, an automation tool that allows you to configure and manage legions of servers.

Mike Driscoll11/08/13
5009 views
0 replies

wxPython: How to Get Selected Cells in a Grid

Today we will be looking at how to get the selected cells from a wxPython grid object. Most of the time, getting the section is easy, but when the user selects more then one cell, getting the selection becomes more complicated.

Lukas Eder11/07/13
21157 views
15 replies

The Code That Made Me Cry

A friend of mine recently told me about the kind of problems he’s currently struggling with in the legacy application he’s maintaining. Here’s a sample piece of code to illustrate what I’m talking about:

Jim Hirschauer11/07/13
3632 views
0 replies

DevOps Is No Replacement for Ops

DevOps is still misunderstood and has tremendous room for greater adoption still but let’s be clear about one very important thing: DevOps is not a replacement for operations!

S M Sohan11/07/13
4586 views
1 replies

Configure Me Not

Configuration in software provides a method to build systems that can adapt to different configurations. Configuration makes it possible to deliver such features without needing a change log in the application source code.