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Apr 19 2019

Dockerize the multi-services application for local development

What is Ruby doing on Rails?
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Dockerize the multi-services application for local development
The handy local development containerization guide, with examples of the Amplifr project dockerization. Getting the services written in Ruby, Node.js, and Golang work together locally with docker networks.
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Rails
Most Ruby developers work with Rails and Active Record for PostgreSQL database interactions. It provides a ton of magic and is simple to start with. Data integrity problems start creeping up once the code base and database structure gets older.
We had a tricky problem. We knew that the columns for one particular model would need to change over time. That was easily solved with a JSON field, but we also wanted to support validations on this field – validations that are assigned to the model at the time of creation.
Ruby
Shall we grab a sneak peak at what Pattern Matching looks like in Ruby 2.7? The code’s merged, nightly build is on the way, and I’m a rather impatient writer who wants to check out the new presents
In this article we’re going to see how to parse and serialize a DSL in less than 30 lines of codes.
Beyond Ruby
Anyone who built software for a while knows that estimating how long something is going to take is hard. It’s hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
It’s 7:15 am and customer support is swamped. We just got featured on Good Morning America, and a whole bunch of first time customers are bumping into bugs
Blast from the past
Using publish-subscribe-pattern in Rails can significantly improve your application's performance and maintainability. This tutorial will show you how to separate your system components and let them share data without having a direct link between them.
Gem of the week
Simple Rails & AWS Lambda Integration using Rack 🚂🐑 - customink/lamby

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