Bindings and Lexical Scope in Ruby
By Jeff Kreeftmeijer on
In this edition of Ruby Magic, we’ll show how scope works in Ruby’s methods and closures. We’ll also take a peek at how ERB uses the binding object to render templates.
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AppSignal helps teams build better applications. We track errors and performance, monitor hosts and offer a metrics platform. Our blog features news, product updates and articles from our team. If you are interested in contributing to our blog or have an article idea, send us a message!
By Jeff Kreeftmeijer on
In this edition of Ruby Magic, we’ll show how scope works in Ruby’s methods and closures. We’ll also take a peek at how ERB uses the binding object to render templates.
read moreBy Tom de Bruijn on
We just released AppSignal for Elixir version 1.9 which improves memory host metrics reporting on containers and improves the diagnostics reports we use to debug any issue you may be having.
read moreBy Tom de Bruijn on
We just released AppSignal for Ruby version 2.8 which improves memory host metrics reporting on containers, supports JRuby on Alpine Linux and improves the diagnostics reports we use to debug any issue you may be having.
read moreBy Robert Beekman on
A post about the statistics we use at AppSignal and how they work.
read moreBy Julik Tarkhanov on
In this edition of Ruby Magic, we shine a light on Enumerable and Fiber to explain flow controlling enumerables and turning blocks inside out.
read moreBy Miguel Palhas on
A dive into Elixir's GenStage module and backpressure using an example querying the blockchain
read moreBy Peter Ohler on
Using a mental model with a Batman metaphor we explain testing asynchonous threads in Ruby
read moreBy Thijs Cadier on
In this edition of Ruby Magic, we'll show you how to use code written in C from Ruby.
read moreBy Robert Beekman on
Share code with yourself or others by utilizing the RubyGems ecosystem.
read moreBy Jeff Kreeftmeijer on
How to upgrade code in a running Elixir application without restarting. 🏎
read moreBy Elvio Viçosa Jr on
The second part of the "ActiveRecord vs. Ecto" series, in which Batman and Batgirl fight over querying databases and we compare apples and oranges.
read moreBy Tom de Bruijn on
We've improved the navigation to help you focus on different tasks and to make it easier to find the data you need.
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