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archives

Erlang

This tag is associated with 10 posts

How to manage multiple Erlang installations

Sometimes you need to use different Erlang versions for different projects. I personally have to use an old R12B-5 for one of my projects, which won’t compile on any of the latest Erlang versions. The question is then: How to switch from one version of Erlang to another one in a simple way? There are no … Continue reading

How they tried to fool tryerlang.org

Preface tryerlang.org is an Interactive Erlang Shell which allows you to try the power of Erlang directly in your browser, without installing anything in your machine. In the first months of his existence, tryerlang.org has been subjected to a countless number of attacks, aiming at bringing the Erlang node down. Studying the tryerlang.org’s logs has been so … Continue reading

Looking for an Erlang job?

Seeking an Erlang job? Looking for an Erlang developer to hire? The guys at Maximonster have just realized a simple website to post Erlang-related job offers. It definitely deserves a look. Oh, the website is powered by Zotonic, an Erlang CMS.

tryerlang.org – Slides from the Erlang Factory

I had the honor to present tryerlang.org yesterday at the London Erlang Factory. If you want, you can download the slides of my “lightning talk” from here. Thanks for being there.

When Erlang meets Italy

In the past few days, you might have noticed lot of tweets and noise (or maybe melodies) on the web regarding Erlang and Italy. Since most of the discussions have been performed in Italian, let’s try to summarize here what has just happened. Everything started from a mail from @eolo in the official erlang-questions mailing list, … Continue reading

Erlang Certification Survey

Erlang Training and Consulting Ltd in conjunction with the University of Kent intends to launch a pilot version of an e-certification platform for Erlang in the near future. To assist in this process, we have launched a survey on Erlang Certification. The objective of the study is to better understand the expectations of users, in … Continue reading

Erlang Quickcheck Design Patterns – Black Box

Name Black Box Also Known As ETS Driven Testing Intent When writing Quickcheck unit tests for an Erlang application, it usually happens that you require to stub some external application, since you’re not interested in System Tests, but you want to test your application as a mere black box. Motivation You want complete control on … Continue reading

ETC Comics – Cake Friday

ETC Comics – Testing Suite

Tracing Erlang Functions

Tracing Erlang functions for debugging purposes is probably simpler than you could even imagine. Let say you have the following module and you want trace one of its functions. -module(math). -export([sum/2, diff/2]). sum(A, B) -> A + B. diff(A, B) -> A – B. Just start the tracer: > dbg:tracer() Say the tracer that you … Continue reading

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