Rails Foundation Contributing Member

Ruby on Rails consulting from engineers who work deep in Rails.

Saeloun helps teams modernize Rails applications, improve performance, untangle production issues, and ship product work with a senior Rails and React team in Boston and Pune.

599+
engineering articles
2019
founded in Boston
Rails
Foundation member

Latest Rails, React, and engineering articles

Field notes on framework changes, performance, upgrades, testing, and product engineering.

authorImg Narendra Rajput
authorImg Narendra Rajput

Narendra is an Engineering Manager and a Ruby on Rails expert with over 11 years of experience. He’s a core engineer at Saeloun, known for his technical excellence and influence that extends beyond code.

Find Timezone from Coordinates Using Ruby

Find timezone from latitude & longitude in ruby using timezone gem
authorImg Aditya Narsapurkar
authorImg Aditya Narsapurkar

Aditya is a Senior Software Developer who combines his expertise in Ruby on Rails and ReactJS to create highly performant and scalable web applications.

Rails 6 Upgrades to rails notes Command

Rails 6 introduces several upgrades to rails notes command and adds Rails::Command::NotesCommand to be used by rake notes under the hood.
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Ruby 2.7 Warns Proc.new/proc Without Block

In Ruby 2.7, Proc.new or proc without a block now emit warnings when a block is passed, while lambda without a block raises an error.
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Ruby 2.7 adds FrozenError#receiver

Ruby 2.7 has added `FrozenError#receiver` to return the frozen object on which modification was attempted
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Rails 6 Adds touch_all Method to ActiveRecord::Relation

Rails 6 has added touch_all method to ActiveRecord::Relation to update the updated_at timestamp of multiple records at once.
authorImg Narendra Rajput
authorImg Narendra Rajput

Narendra is an Engineering Manager and a Ruby on Rails expert with over 11 years of experience. He’s a core engineer at Saeloun, known for his technical excellence and influence that extends beyond code.

Scheduled Jobs in Multiple Timezones

Scheduling background jobs in multiple timezones with clockwork
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Ruby 2.7 Adds Time#ceil and Time#floor

Ruby 2.7 adds Time#ceil and Time#floor methods to round up and down the decimal part of Time (nanosecond) to the specified digit
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Ruby 2.7 Adds Beginless Range Support

A beginless range is experimentally introduced in ruby 2.7.
authorImg Romil Mehta
authorImg Romil Mehta

Romil is a Ruby on Rails Developer who enjoys putting together the technical pieces making sure everything runs smoothly.

Rails 6 Adds Array#extract! Method

Rails 6 adds Array#extract! to remove and return the elements for which the block returns a true value.
authorImg Alkesh Ghorpade
authorImg Alkesh Ghorpade

I am a seasoned developer with over 9 years of experience in Ruby on Rails and Golang. My passion lies in tackling complex data structures and algorithm problems, always pushing myself to learn and grow. In my downtime, I find solace in the pages of books and the soothing sounds of a guitar. But I'm not just a one-trick pony! I love to stay active and challenge myself in other ways too. Whether it's on the football pitch, cricket field, table tennis table, or badminton court, I'm always up for some fun activities.

Rails 6 - I18n key support for submit_tag key

Rails 6 adds I18n style locale key support to submit tag