Vim enables you to edit text rapidly, but what do you do when Vim itself is slow? Profile!
Want to learn how to tackle technical debt or improve your product performance? Introducing our new code audit service.
In which we learn how often React renders components.
How to profile page load performance in Chrome and break out modular JavaScript assets.
What do you do when indexes aren’t enough?
Take a guided tour through a query plan for a “simple” SQL query.
Get more control over HTTP caching in Rails.
Understand and implement Fastly caching in your Rails application.
Learn how to implement HTTP conditional caching in Rails using fresh_when.
Speed up your tests by telling Capybara WebKit not to hit external APIs.