I have recently finished reading the book Learn Functional Programming with Elixir, from Ulisses Almeida, published by PragProg. I was curious about this book in particular because I wanted to know how a book that explains functional programming for people that are starting this journey would be My path to learning functional programming was not … »
Read more at the sourceCategory Archives: English
Welcome Wojtek Mach to Plataformatec!
We are glad to welcome Wojtek Mach to the Research and Development department at Plataformatec. Wojtek will help us towards our Elixir efforts, contributing to Open Source, communicating with our Elixir teams across multiple projects and joining our Elixir Development Subscription team. Wojtek is a software engineer with 10 years of experience. He started working … »
Read more at the sourceStop hiding the error and start fixing the problem
I’ve been working on Plataformatec for 5 years and one common mistake that I see developers making is hiding the error, instead of fixing the problem. This kind of behaviour can turn your product full of problems quickly by having a codebase with unnecessary defensive programming. Let’s explore that by taking a look at an … »
Read more at the sourceWhat’s new in Flow v0.14
Flow v0.14 has been recently released with more fine grained control on data emission and tighter integration with GenStage. In this blog post we will start with a brief recap of Flow and go over the new changes. We end the post with a description of the new Elixir Development Subscription service by Plataformatec and … »
Read more at the sourceLead Time Experiment: Calculating Lead Time of the whole process
As you might have noticed, we have been testing new methodologies on our projects in order to improve them and be more agile. We started using Monte Carlo Simulation (Forecasting software project’s completion date through Monte Carlo Simulation), limiting the WIP of our process (Case Study of a WIP Limit Implementation: Why, When and How … »
Read more at the sourceUsing the test pyramid to have better feedback from your test suite
In this blog post, I’ll explain the problem of developers spending too much time trying to discover a problem in a failing test suite. A cause of this issue may be the lack of a good test feedback. A good feedback is one that happens fast with a helpful message. To illustrate this problem, consider … »
Read more at the sourceHighlights of RubyConf Brazil 2016
Last week happened the biggest Ruby-related conference in Latin America, RubyConf Brazil. Our team was present in this edition, which by the way, was particularly interesting, therefore I’d like to share some highlights. The first highlight comes from the night before the event. We went to a bar with some conference speakers. It was really … »
Read more at the sourceDynamic forms with Phoenix
Today we will learn how to build forms in Phoenix that use our schema information to dynamically show the proper input fields with validations, errors and so on. We aim to support the following API in our templates: <%= input f, :name %> <%= input f, :address %> <%= input f, :date_of_birth %> <%= input … »
Read more at the sourceElixir Radar is more than a weekly newsletter now. It’s a channel.
Yeah! I’m excited to tell you we’re expanding Elixir Radar from a weekly newsletter to a channel you visit to find Elixir related stuff that matters — or when you don’t have time (or patience) to look around the web. In January 2015, Hugo Baraúna (co-founder at Plataformatec) created Elixir Radar as a weekly newsletter … »
Read more at the sourceCase Study of a WIP Limit Implementation: Why, When and How to use WIP Limits
When you are learning about Kanban, one of the first things you hear is “always limit WIP, you should”, or a less Yoda-ish version of it. But when you decide that you will indeed use WIP limits and google “WIP Limits for dummies”, you won’t discover any walkthroughs or easy-to-implement equations to discover what limit … »
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