A description of the custom error information written to logs when your app experiences an error.
🪑 Benchmark different versions of same or similar gems & Static Gemfile and installed gem library source code analysis - galtzo-floss/gem_bench
The memory use of a healthy app is like the heartbeat of a patient - regular and predictable. You should see a slow steady climb that eventually plateaus, ho...
Is your app or website slow? You probably don't have a memory leak. But what if you do? Learn how to debug a memory leak on Heroku.
You want a faster app - where should you start? At RailsConf 2017 I was in a panel “Performance: performance” moderated by Sam Saffron and joined by Eileen U...