Ruby On Rails

Tutorials

What's swap memory, and when should you be concerned?

What's swap memory, and when should you be concerned? Memory is important resource in any application. All programs have to access data in various places, usually in many different places.This matters for performance because where we store data determines how long it takes to access it.Swap memory is...

Full page caching in Rails part 2 - memcached and middleware

Full page caching in Rails part 2 - memcached and middleware In this follow up to a previous post, I'll show how to implement full page caching in a Rails app using memcached instead of Redis, and a middleware instead of Nginx to remove some dependencies and simplify the...In a previous post, I showed how t...

How to integrate HTML / Bootstrap theme into Rails 6

How to integrate HTML / Bootstrap theme into Rails 6 Say you just bought a Bootstrap theme (or any HTML template) and want to integrate it to Rails 6, where do you start? 🤔This tutorial aims to guide the integration process, outlining a few main steps, the whole integration process might take a few ...

How We Estimate the Size of a Rails Application -

How We Estimate the Size of a Rails Application - When inheriting a project, it is useful to understand how big and complex theapplication really is. So, what is a good way to understand whether a ...When inheriting a project, it is useful to understand how big and complex the application really ...

Read-Only Mode For Better Rails Downtime

Read-Only Mode For Better Rails Downtime Recently I was looking to upgrade the Postgres version on an application I’ve been working on. This would require a small amount of downtime, likely about 10 minutes.The default solution I’d reach for in these cases would be to go into Heroku’s ma...

Controlling superclass argument pass-through in Ruby

Controlling superclass argument pass-through in Ruby In Ruby class-based programming, superclass versions of subclass methods are always invoked explicitly using the super keyword. There are some nuances to using super though, particularly when it comes to passing (or not passing) arguments and bloc...

State-of-the-art natural language processing for Ruby

State-of-the-art natural language processing for Ruby slightly_smiling_face State-of-the-art natural language processing for RubySupports:Sentiment analysisQuestion answeringNamed-entity recognitionText generation - in developmentSummarization - in developmentTranslation - in development.

Internationalize a medium Rails App with Vue frontend effectively with tooling

Internationalize a medium Rails App with Vue frontend effectively with tooling TLDR: I released a Ruby CLI tool that can semi-automatically extract raw Strings from Ruby-files, SLIM, ERB-Views and Vue-Pug templates. Read on about the background.Recently, we started to internationalize our ATS (Applicant tracking system) recr...

An Unofficial Active Admin Guide

An Unofficial Active Admin Guide Recently I bumped into Rails Survey 2020 results and saw the top 10 gems frustrate one the most. On the 5th place, there was the Active Admin gem. I would not say this was an unexpected result. I often come across the opinion that Active Admin is ...

Ruby Singleton Objects

Ruby Singleton Objects Here’s another freebie from the deep RubyTapas stacks. This one is about a truth of object modeling that we don’t often talk about: not every object needs to have state. If an object has no state, there’s no need to have more than one of it. And f...

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