Caching: Cache-Control header

The easiest way to ensure that your web requests are going to be cached by front end consumers, such as…

Migrations: Getting there faster

Migration scrips. We’ve all had to write them. They are the background, throwaway scripts that don’t…

n+1 problem

One of the more frequent performance mistakes developers make is also perhaps one of the simplest to avoid and fix. n+1 problem can be…

Caching: File system

Perhaps the most effective caching mechanism is in-memory cache. Tools like memcached and redis give a great…

Performance mantras

Rules of web application performance

Performance != Scalability

Queueing: Optimizing for critical path

One of the biggest performance killers happen to be the non-essential actions that are being…