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By Paulien & Arnout
At Barcoding we share our knowledge as software developers. As passionate developers, we sometimes cannot stop talking about it. Especially during Friday night drinks, we tend to discuss a lot about the challenges we faced during the week. We try to capture these talks and to share them. The podcast is made by Paulien van Alst and Arnout Rijpkema.
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Episode 21 - Developer culture
In this episode, Arnout and Paulien have a special guest Roy Wasse. Together they will talk about developer culture. During this episode, you will get learn what is good developer culture and how you can embrace it.
December 01, 2021
Episode 20 - The tales of the EqualsVerifier project
In this episode, Jan Ouwens tells about how and why he started with his open-source project called the EqualsVerifier. The EqualsVerifier will validate your equals methods using unit tests and has been done for the past 11 years already!
October 25, 2021
Episode 19 - Production issue tales
As developers in a DevOps era, we are in charge of our production environment as well. A whole new set of challenges are coming our way. In this episode, Paulien and Arnout are discussing their experiences and some historic stories about production issues and how to learn from them.
September 15, 2021
Episode 18 - Curl: the ins and outs on developing a world-wide used command line tool
Daniel Stenberg started working on curl (HttpGet back then) in the late 1990s and made it to the widely used tool which it is now. In this episode,  Arnout and Paulien ask him about how he set up this opensource project, what he encountered during his journey and much more!
May 25, 2021
Episode 17 - The world of unit testing
In this episode, Paulien and Arnout will take you through the world of unit testing. Proper unit testing is difficult to perform and has always been a challenge. They will share their tips and tricks on how to setup your unit tests and talk about their experiences.,
May 06, 2021
Episode 16 - The world of reactive programming
In this episode, Arnout and Paulien are talking with Julien Ponge, author of "Vert.x in Action" published by Manning Publications, about reactive programming in the real world. What are the dos and don'ts? Should we be afraid of programming with reactive frameworks? Julien is reassuring and explaining to us how useful reactive programming can be! Manning Publications supplied our listeners with a 35% discount code (podbarcoding21), good for all products in all formats, it is permanent and unlimited.
March 09, 2021
Episode 15: CI/CD: a highway to production
Continuous Integration and Continuous Delivery are seen as the highway to production. Both are most often employed together and seen as the best way to go fast to production. What are they and what are the benefits and risks? Paulien and Arnout discuss their experiences and views on this DevOps best practice.
February 10, 2021
Episode 14: The art of communication
Communication is a difficult skill to master. As software engineers communication is important, but so often underestimated. In this episode Paulien and Arnout invite Annyce Davis to share her tips and tricks about getting to know your remote colleagues, reviewing pull requests and much more.
January 16, 2021
Episode 13: Security
In this episode Paulien and Arnout dive into the world of cyber security together with Brain Vermeer. They touch on topics that got their interest into security and how you can improve the security level of your applications and environments.
December 02, 2020
Episode 12 - How cloud computing changed the world of software engineering?
Cloud computing is one of the most recent changes in the software community. It really changed software engineering in many ways. Paulien and Arnout take you on a journey on what they have experienced as the biggest changes.
November 04, 2020
Episode 11 - Open source contribution
For this episode Paulien and Arnout invited two guests Robert Scholte (CEO Sourcegrounds & chairman Apache Maven) and Maarten Mulders (IT Architect @ Info Support & Apache Maven contributor). We discuss the world of open source contribution and discover how you can start with contributing to open source software. We have learned that contributing to open source does not only imply making pull requests or specific knowledge, but that the community and the responsibility that comes along with it are very important as well. Links from the podcast:
September 29, 2020
Episode 10 - What is DevOps really?
In this episode Paulien and Arnout will share their thoughts on DevOps. What is DevOps really? How can a company make a start in DevOps? They will explain DevOps and share their personal experiences.
August 06, 2020
Episode 9 - Alternative JVM languages
The world of JVM languages is bigger then only Java. Paulien and Arnout take a dive into the alternatives on the JVM. They find a range of languages for every preference.
June 23, 2020
Episode 8 - Zwift - demystifying the technicals of indoor cycling
Paulien and Arnout dive into the world of indoor cycling by discussing Zwift (an online cycling platform). They are diving into the technical side of it without forgetting discussing the company Zwift.  As an extra bonus, they will even share how to cheat.
May 21, 2020
Episode 7 - Code quality does matter
Paulien and Arnout are convinced code quality is important and end up discussing this often together and with colleagues. A perfect subject to share their tips and tricks to make the coding world a little bit better.
April 20, 2020
Episode 6 - Our developer environment
In this episode Arnout and Paulien discuss their developer environment and share their tips and tricks to increase their development speed. So if you want to become an faster and better listen to these tips and tricks. Paulien's bash profile: Example of complete setup script for Mac OS:
April 20, 2020
Episode 5 - The world of testing seen by developers
In this podcast Paulien and Arnout will discuss an topic, that's not the favorite of most developers. They will talk about their journeys in testing so far and try to help you understand the world of testing. But it turns out that the world of testing is more then we can chew on. Twitter: Github project:
February 21, 2020
Episode 4 - Fullstack engineers: do they exist or are they a myth?
Fullstack engineers: do they exist or are they a myth? Paulien and Arnout will be mythbuster in this episode and answer the question for you.
January 20, 2020
Episode 3 - Annotations
Annotations are introduced to the Java languages. Some love them, but some hate them. We will tell you about our vision on annotations.  Coding examples can be found at The advent of code can be found at:
December 14, 2019
Episode 2 - Conferences
In this podcast we share our experiences of the conferences we visited during the year. We will discuss our favorite talks and what we like about going to conferences.
November 18, 2019
Episode 1 - Fun at work
During this episode we discuss the importance of fun at work. We discuss what is fun for us and why we think its important. So have fun listening!
August 16, 2019