Eager loading es una técnica utilizada en Rails para cargar en memoria asociaciones de Active Record de manera anticipada, evitando el problema de N + 1 queries. Este problema ocurre cuando, al cargar una colección de […]
Rails nos ofrece validaciones básicas para poder controlar los valores que vamos a persistir en nuestra base de datos. Algunas de ellas son por ejemplo: uniqueness, presence, length, etc. Si en nuestro modelo Person tenemos 3 […]
If you use Ruby on Rails, you’ve probably had that moment of surprise when you realize Rails already provides a method that does exactly what you needed. But have you ever wondered what’s behind those methods? […]
In this article, we’re going to keep digging into the cool stuff that Turbo and Hotwire have to offer. This time we’re going to build a Planning Poker web application, enabling users to participate in estimation […]
You’ve finally decided to add RuboCop to your project. You add the gem, run the “rubocop” command for the first time, and get something like this: And now what?… What is an offense? What isn’t? Can you […]
When we have an object with a belongs_to relationship, we often use a select tag to list the data of the related entity. For example, we might have a select with all the available categories for a product […]
Today we’re discussing Cache Stampedes in Ruby on Rails and how to prevent them using :race_condition_ttl. What is a Cache Stampede? Imagine we have many applications (or threads) that need the same information from our database. We […]
When we add the belongs_to line to a model in Ruby on Rails, it introduces several helpful methods to manage associations. Some of them are pretty familiar to most of us, but others aren’t, so here’s a brief […]
When building a web application, security is crucial. While complex authentication systems like OAuth or Devise are almost always necessary for comprehensive security, there are scenarios where simpler methods are sufficient. One such method is HTTP […]
Avoid dealing with long and complex regular expressions to validate email addresses in your Ruby on Rails models. You can make your code cleaner and more straightforward by using URI::MailTo::EMAIL_REGEXP. The Custom RegEx Way While it’s possible […]
Ruby on Rails offers a useful feature called Counter Cache that refers to a column in the database that keeps track of how many associated records a model has. It’s particularly useful in scenarios where we […]
ActiveSupport::StringInquirer is a cool class in Ruby on Rails that comes in handy to deal with strings as boolean-like objects. It’s great for making conditional logic simpler and improving our code readability. When you wrap a string […]
Did you know Ruby on Rails provides a couple of parameters for rails routes that will maximize your productivity? Let’s see how it works. Grep through Rails Routes You can grep through Rails routes with the `-g` option, […]
Ruby on Rails offers a wide range of tools and modules to make application development more efficient and structured. One of these modules is ActiveSupport::Configurable, which provides an elegant approach to handling configurations in our classes. What […]
Did you know you can jazz up your Rails console with custom methods? It’s super handy for those everyday tasks, like logging in or measuring how long it takes to execute a code block. To do […]
Offshore software development involves the practice of delegating software development tasks to a third-party company situated in a foreign country. This approach offers numerous advantages to businesses, such as access to a broader talent pool, substantial cost […]
En este artículo veremos cómo encriptar datos a nivel de aplicación con Active Record Encryption, una de las features incorporadas en Rails 7. Active Record Encryption sirve para proteger información sensible en nuestra aplicación, como datos de […]
Los health checks son comprobaciones que se realizan periódicamente para asegurarnos de que una o más partes de nuestra aplicación estén funcionando correctamente. Son una pieza clave para monitorear la salud de nuestra app, ya que sirven para […]
Una de las razones más comunes por las cuales una aplicación puede volverse lenta tiene que ver con las operaciones con la Base de Datos.Las consultas SQL pueden resultar muy costosas en términos de tiempos y […]
Una de las decisiones que uno debe tomar al comenzar un desarrollo es si va a utilizar internacionalización (I18n) para los textos. Es decir, que la aplicación pueda ser traducida y adaptada a las necesidades de diferentes culturas […]
