Ruby On Rails

Tutorials

Ruby 2.7 adds Time ceil and Time floor methods

Ruby 2.7 adds Time ceil and Time floor methods There are cases where we want to truncate decimals in order to compare or save times with different accuracy. Ruby adds Time.

Faster Heroku deploys with Rails and webpacker

Faster Heroku deploys with Rails and webpacker Some time ago in Pilot, we switched to use webpacker as a tool for compiling our JavaScript code. It is a simple way to integrate webpack into your Rails project.Lately, we noticed that our Heroku deploys got frustratingly long. Over 10 minutes to...

curl exercises

curl exercises Recently I’ve been interested in how people learn things. I was reading Kathy Sierra’s great book Badass: Making Users Awesome. It talks about the idea of deliberate practice.The idea is that you find a small micro-skill that can be learned in may...

How to store large JSON in PostgreSQL with Rails Attributes API

How to store large JSON in PostgreSQL with Rails Attributes API If you store large objects in the database (such as JSON), for example, data for big reports, then this can take up a lot of space. To reduce the size of data, you can compress and store in binary form.PostgreSQL has a bytea field type for storing...

A Simple Way to Find Known Memory Leaks in Your Dependencies

A Simple Way to Find Known Memory Leaks in Your Dependencies In this blog post I will introduce bundler-leak -- A bundler plugin to find known memory leaks in your dependencies.The bundler-leak plugin is a fork of the famous bundler-audit.Just like bundler-audit, bundler-leak works thanks to a couple of com...

Ruby on Rails Application Performance Optimization Tutorial

Ruby on Rails Application Performance Optimization Tutorial You created a web application in Ruby on Rails, and it seems like it's business logic works correctly, the UI is user-friendly, and the design is very attractive. But, are you sure that it will really meet all the expectations of its users?Applica...

A web file manager in Rails to move, download, upload and delete files

A web file manager in Rails to move, download, upload and delete files This project offers a very simple file explorer to see files in a directory, it allows to display and download files.This also allows to rename and delete files and directories simply by clicking a button.This project was quickly created to simpli...

A basic decision tree in Ruby

A basic decision tree in Ruby Recently, we did a rework of the user’s profile completion flow in our Drivy web and mobile applications. We went from a basic single screen form to a multi-steps one. The idea was to simplify the flow and ask only for the information needed depen...

Fail Fast and Fail Often: Handling API Errors at Scale

Fail Fast and Fail Often: Handling API Errors at Scale At Monolist, we’re building the software engineer’s ideal inbox. Our users depend on us to surface all relevant and actionable tasks and context across all the tools and services they use. For a typical engineer, this includes emails, outstanding ...

Are there functions similar to Ruby's `dig` in other languages?

Are there functions similar to Ruby's `dig` in other languages? I really like using Ruby's Array#dig and Hash#dig operator (introduced in Ruby 2.3) to quickly and safely access deeply nested structures.I would love to see different versions of it in other languages so I can use them more too!

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