Ecto 2.0.0-beta.0 is out!

Hello everyone, We are really glad to announce that Ecto 2.0.0-beta.0 has been released. The upcoming Ecto version packs many goodies: We have migrated to DBConnection, which considerably improves the performance of how Ecto manages connections to the database as a whole. Improved pool management, faster encoding/decoding, support for prepared queries and more The effective … »

Why we love metrics? Throughput and Burnup charts

Since I started working on software development, I have been dealing with two important, but not always convergent aspects: product scope and delivery flow. The process of aligning the expectations of product increment and team throughput is usually arduous, but when this happens, it improves the chances of project success. I will present here how … »

How to setup CI to run Phoenix projects

Writing tests is an important step in software development and everyone knows the benefits. In our last post, we took a look on how to write acceptance tests in Phoenix and today we will see how to configure CI to run the tests. Install Erlang and Elixir We use Jenkins to run ours builds and … »

Why we love metrics? Learning with Lead time

Every time I think about indicators and metrics I remember a phrase from H. James Harrington that says: “Measurement is the first step that leads to control and eventually to improvement. If you can’t measure something, you can’t understand it. If you can’t get it, you can’t control it. If you can’t control it, you … »

Stateless vs stateful web apps

Edit: We have got some great feedback that highlighted inaccuracies and unfairness in our post. We have amended the post accordingly but you can read the errata at the bottom. With Rails 5 soon to be released, many developers are planning to further explore Action Cable and add stateful features to their web applications via … »

Power of the metrics: Don’t use average to forecast deadlines

Almost all project stakeholders are used to ask for deadlines when the subject is software development. Every time I face this type of question I usually answer something like this: — “Well, the only thing I know is that uncertainty is one of the few certainties about software development, so let’s look at the team’s … »