A couple of days ago the following letter has been delivered to my British postal address. A quick glance to the letter on my way to work pushed me to write this blog post. The so-called “Domain Renewal Group”, sender of the above letter, seems to have a quite interesting business model, in fact. Just, … Continue reading
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
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