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.
- 604+
- 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.
Redux 4.1.0 Error Code Indexes
Redux 4.1.0 extracts error messages from production build, converts them into error code indexes, thereby shrinking the bundle size.
Rails 7 Nested Secrets via Method Calls
We can now access nested secrets stored in credentials.yml.enc using the dot (.) syntax instead of using [ ]Rails 7 disable_joins for has_one :through
In multiple database applications, associations can't join across databases. When set, Rails makes 2 or more queries rather than using join for associations.
Rails 7 Adds Enumerable#sole Method
Enumerable#sole returns the sole item in the enumerable and raises an exception if no items or more than one item is found.
Rails 7 adds range serializer for ActiveJob
ActiveJob in Rails 7 allows a range to be passed as an argument to perform method.Ruby 3.1 Enumerable#tally Accepts Hash
Ruby 3.1 extends Enumerable#tally to accept an optional hash for accumulating counts across collections.Ruby 3.1 adds Array#intersect? method
Ruby Array#intersect? method will return true or false based on common elements present in the two arrays.React 17 Uses focusin/focusout Events
React's onFocus and onBlur events have switched to using the native focusin and focusout events under the hood.
Ruby 3.1 Left-to-Right Assignment Order
Ruby changes the evaluation order for multiple assignments from left to right making it consistent with single assignment evaluation order.Rails 7 MemCacheStore Accepts nil Address
Those migrating from :dalli_store to :mem_cache_store can now pass an explicit nil for its addresses argument.