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.

596+
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 Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails Adds SQLite :strict Option

SQLite can be configured to be strict to circumvent some of its quirks. Rails can now specify this in the default database.yml file.
authorImg Prasad Walvekar
authorImg Prasad Walvekar

Prasad is a Frontend Developer with over five years of experience, specializing in building high-performing and visually engaging web platforms.

CSS overflow:clip and overflow-clip-margin

overflow: clip and overflow: hidden both do the same job of hiding content that overflows. However, overflow: clip also disables programmatic scrolling.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails Validates Migration Options

Previously erroneous options were silently ignored in migration functions such as "create_table" or "add_column", now they raise an error.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails assert_redirected_to Status Code

The assertion statement previous was only able to assert that the request was redirected, but not the status code.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails ErrorReporting source Attribute

Subscribers can now filter error reports based on source, making it easier to ignore internal errors or focus on specific errors.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails Requires active_storage.service

Developers are no longer presented vague errors when config.active_storage.service is not set. Instead a clear exception is raised.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails Infinite Range in LengthValidators

Models that need to be validated for length can use infinite ranges in :in / :within options
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails Fixes Mutable Param Cache Hits

ActiveRecord now dups and freezes complex types when making query attributes which prevents false-positive query cache hits.
authorImg Swaathi Kakarla
authorImg Swaathi Kakarla

Swaathi Kakarla is a Ruby on Rails Developer specializing in building super-fast and secure web applications.

Rails EML Download from Email Preview

An option to download .eml files directly from the browser when using the email preview feature will now be available in Rails 7.0.
authorImg Chetan Gawai
authorImg Chetan Gawai

I am a Javascript and React enthusiast, and I absolutely love writing technical blogs. There's just something about the process of breaking down complex concepts and sharing my knowledge with others that really excites me. In my free time, I enjoy exploring my other passions, such as painting, gardening, cooking, and managing my food blog.

Meet the most awaited CSS container queries

CSS container queries are similar to media queries, but related to a container element size rather than the viewport size.