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Article
I'm discussing strengths, weaknesses, opportunities and threats of Ruby on Rails framework.
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A chain of responsibility is a design pattern that allows to decouple a sender of a request from its receiver by giving multiple object a chance to handle that request.
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In that article I would like to explain what a master-slave replication for PostgreSQL (postgres) database means, how it could be useful for your Ruby on Rails application and finally how to start using it in your app if you host it on Heroku.
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We can use use Facade design pattern in Ruby on Rails to remove responsibility of preparing data in controllers for the view and create unified face visible to outside world, also to hide the components underneath.
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Builder pattern is useful when the algorithm how to build an object is something independent of the parts that makes the object (methods that are building the object). That also defines another applicability of builder pattern: it’s helpful when there can be many ways of building complex objects.
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Skillset for a junior Ruby on Rails developer should be a mix of technical and soft skills.