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Richárd Jónás
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Elixir - REST with cowboy
To be honest, in the last couple of months when I implemented REST interfaces in cowboy, I always implemented the happy path, and I followed the okay-we-will-see principle in case of corner cases. That didn't sound good enough for me so I decided to dig dee...

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Elixir - the first steps 1
In this blog series I want to share my first steps in Elixir. Okay, maybe not the very first steps since I have been watching this very exciting language for some months. Now I have some kind of picture in my mind, how I can develop something more interesti...

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Build Riak cluster from source
In the last couple of months I demonstrated what Riak is, what features it has, how easy to manage Riak. That is ok, and one can believe that it is easy to install/setup Riak, but the best way to prove that is to show how to setup a cluster. Build a cluster...

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Templating with ErlyDTL 2.
In this second blogpost I introduce some advanced features of Erlydtl templating (in the first post I showed how to create custom behaviours) like template inclusion, extension and basic setup of a template-enabled Erlang application. Set up environment Cre...

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Introduce erlang.mk
As Java doesn't have neither Erlang has a standard tool with which we can handle dependencies, compile the application modules and generates Erlang modules. In Java the Maven and Ivy are for dependency handling, the Erlang world also has a palette from whic...

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Templating with ErlyDTL 1.
Last time I needed to implement a RESTful service in Erlang which got a large JSON and depending on the content it needed to react on different events (like a new product registered in a webshop, etc.). Reacting meant that the application should have called...

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Tracing OTP processes
Sometimes it is good to know what is happening inside of a gen_server, gen_fsm when things go wrong. We are lucky since OTP has tracing capability for the OTP managed processes. The only thing we need to do is to start the - let us say - gen_server with deb...

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Property-based testing
Actually when I worked as a Java developer I didn't hear about the concept of that testing. We wrote small unit tests, some integration tests and a lot of end to end tests. But that kind of testing didn't come up somehow. What is property-based testing? Pro...

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Property-based testing
Actually when I worked as a Java developer I didn't hear about the concept of that testing. We wrote small unit tests, some integration tests and a lot of end to end tests. But that kind of testing didn't come up somehow. What is property-based testing? Pro...
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