Ruby On Rails

Tutorials

Rails 6 - Active Storage changes

Rails 6 - Active Storage changes Rails 6 brings in image_processing gem, support for different image types and improvements in Active Storage.Active Storage was introduced in Rails 5.2. In Rails 6, there are enhancements done to Active Storage.Let’s explore them.mini_magick repla...

RubyCritic V4.2.0: Now With SimpleCov Support

RubyCritic V4.2.0: Now With SimpleCov Support Every time we evaluate a new project we follow a well-defined process to decide whether we take it or not. We analyze its dependencies.

Improving Performance with Flame Graphs

Improving Performance with Flame Graphs Recently we had reason to investigate the performance of one of our most commonly used endpoints. We find New Relic to be a great tool for identifying and exploring performance problems, but what about when performance isn’t exactly a problem per ...

Managing PostgreSQL partitioned tables with Ruby

Managing PostgreSQL partitioned tables with Ruby We use partitioned tables in our primary PostgreSQL database to efficiently expire old data, as deleting a bunch of data from a huge table can cause database performance to suffer. Prior to version 10, PostgreSQL didn't have native support for par...

Using bind parameters in Active Record for SQL security and performance

Using bind parameters in Active Record for SQL security and performance Bind parameters are a way to pass values into the SQL statement without embedding the values into the SQL as literals. The values are provided to the SQL statement through parametrization or using a separate API call.There are two benefits of usin...

Taming Large Rails Applications with Private ActiveRecord Models

Taming Large Rails Applications with Private ActiveRecord Models A new ActiveRecord instance has 373 public methods.Scaling a Rails application is difficult, but not for the reasons you might expect. The framework does well at horizontally scaling for many businesses, especially small data businesses. But small...

Trailblazer tutorial: updating old fat controller - part 4. 2n it sp.

Trailblazer tutorial: updating old fat controller - part 4. 2n it sp. Since we prepared and tested Operation and Contract to create Proposal with Trailblazer way, it is time to clean the mess in the controller. Let's remind how our controller .

Safely Removing Image Assets from Rails

Safely Removing Image Assets from Rails Why would we want to more safely delete image assets?a clean repo is easier to jump into and maintain over timecruft that isn’t in use can be confusing over timeimage assets can slow down your test and deploy pipelineRails tests frequently need to...

Upgrading Rails: Spelunking the Rails Code Base to Fix ActionMailer Test Failures

Upgrading Rails: Spelunking the Rails Code Base to Fix ActionMailer Test Failures Recently, at work, I’ve had the pleasure of working on upgrading a legacy Ruby on Rails application from 4.2.11.1 to 5.2, and eventually v6.0. The app has been around a long time and has gone through many upgrades since the initial commit 10 year...

Intro to Graphiti - YouTube

Intro to Graphiti - YouTube Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

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