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Performance Articles

Written by thoughtbot, your expert partner for design and development.

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    • Design
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  1. A React Rendering Misconception

    In which we learn how often React renders components.

    Chris Thorn
    April 5, 2017
    • React
    • Performance
    • Web
  2. Slicing up Rails Application.js for Faster Load Times

    How to profile page load performance in Chrome and break out modular JavaScript assets.

    Oli Peate
    February 27, 2017
    • Performance
    • Rails
  3. Advanced Postgres Performance Tips

    What do you do when indexes aren’t enough?

    Caleb Hearth
    July 29, 2016
    • PostgreSQL
    • Databases
    • SQL
    • Performance
  4. Reading a Postgres EXPLAIN ANALYZE Query Plan

    Take a guided tour through a query plan for a “simple” SQL query.

    Caleb Hearth
    July 26, 2016
    • PostgreSQL
    • Databases
    • SQL
    • Performance
  5. Take Control of Your HTTP Caching in Rails

    Get more control over HTTP caching in Rails.

    Damian Galarza
    January 26, 2015
    • Web
    • Rails
    • HTTP
    • Performance
  6. A Guide to Caching Your Rails Application With Fastly

    Understand and implement Fastly caching in your Rails application.

    Jessie Young
    December 5, 2014
    • Web
    • Performance
    • Rails
  7. Introduction to Conditional HTTP Caching with Rails

    Learn how to implement HTTP conditional caching in Rails using fresh_when.

    Damian Galarza
    November 25, 2014
    • Web
    • Rails
    • HTTP
    • Performance
  8. Speed Up JavaScript Capybara Specs by Blacklisting URLs

    Speed up your tests by telling Capybara WebKit not to hit external APIs.

    Simon Taranto
    November 14, 2014
    • Web
    • Testing
    • Performance
  9. ActiveRecord Eager Loading with Query Objects and Decorators

    How can you plug complex, multi-model SQL queries into ActiveRecord models so that you can use them in your views?

    Joe Ferris
    September 19, 2014
    • Web
    • Rails
    • SQL
    • Performance
  10. Postgres Window Functions

    Take your queries to the next level with window functions.

    Simon Taranto
    September 16, 2014
    • Web
    • Performance
    • PostgreSQL
    • SQL
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