Ales Nosek - The Software Practitioner

Practicing to make software perfect.

Browsing Docker Source using Eclipse

Do you like Docker technology and want to learn more about it? There’s no better way to learn than reading the source code. In this article, we’ll install the Go programming language, download the latest Docker source code and navigate through it in Eclipse.

Running Wine within Docker

After upgrading to Debian Jessie, my Windows application running under Wine stopped working. In this article we’ll use Docker to restore the Wine environment from Debian Wheezy. We’ll run the Windows application inside this Docker container.

Diagrams and Images in Doxygen

Is your technical documentation hard to read? Diagrams and images liven up technical documentation and help the reader to better understand the subject. In the last article of the Doxygen miniseries we’ll go over a couple of options how to include diagrams and images in Doxygen documentation.

Technical Documentation with Doxygen

Do you create project documentation in your company’s internal wiki? I did it for quite some time until I realized that a good old Doxygen combined with Git can do a much better job.

Seven Tips for Better Code

It’s a pleasure to read and maintain your code, right? Software practice teaches that code is written once but read many times. Your teammates will appreciate it if you put your effort into writing a good looking and understandable code. Needless to say that when you’ll read your code one year later you’ll appreciate it, too. Let’s discuss a couple of basic guidelines to write a better code.

OpenStack Dynamic DNS Updates

Today’s user story is: As a private cloud user I’d like to have virtual machines registered with internal DNS. Let’s look at how a software practitioner solves this problem in a truly agile way.

OpenStack Nova Notifications Subscriber

OpenStack components generate notifications that can provide useful insight into what is going on in OpenStack. Let’s create a simple subcriber that dumps incoming notifications from OpenStack Nova to standard output.

Five Basic Tips for Logging in Java

Where do you look when your server application doesn’t work as expected? Application logs can provide invaluable information when the systems in production misbehave. That’s why a great software practitioner desings the application logs carefully. Let’s review a couple of basic tips for great logging in Java.

Java Logging Quick Reference

The Simple Logging Facade for Java (SLF4J) serves as a simple abstraction for various logging frameworks. Let’s look at how to configure SLF4J to work with SLF4J Simple logger, JDK 1.4 logger, Log4j, Logback and Log4j2 framework.