Throttling and Temporary Bans with Rack Attack
Rack Attack is a Rack middleware developed at Kickstarter that can be used to throttle endpoints and temporarily ban bad actors.
Hi! My name is Andy and this is my website, blog and portfolio. Please take a look around and thanks for stopping by!
Latest Articles
Rails API Authentication with JWT
Authentication is a bit tricky with HTTP as it is a stateless protocol. This means that the client plays a role in identifying the user, working with the server.
Rails API Serialization with JSON:API - Part 2
In Rails API Serialization with JSON:API - Part 1 we looked at using the Sparse Fieldsets functionality of the JSON:API specification.
Rails API Serialization with JSON:API - Part 1
For a Rails 6 API app I’m working on, there is an API endpoint that provides data to clients, formatted as JSON.
Building Java Microservices at Groupon
The purpose of this article is to link together some of the tools we use to build and test Java microservices at Groupon.
How I Learn Established Codebases
Learning a new codebase can be a challenging task. Unfortunately at times the original developers are no longer around and the documentation may be outdated or missing entirely.
My Ideal Coworking Spot As a Remote-Based Programmer
I have worked remotely for 5 years now both at home and as a part-time member at a few coworking places.
Estimating Memory Use in Redis and Mass Insert
A recent work project involved persisting user data in Redis. We wanted to estimate the amount of memory we expected to use to determine whether the infrastructure currently available would be appropriately sized.
Using rbenv To Manage Multiple Ruby Versions
When switching between multiple Ruby applications, rbenv makes it easy to find, install, and use the appropriate version for the project. Let’s take a look at how it is used.
Web Application Performance, Caching, and Scaling
This post describes some strategies to help address performance problems in web applications. They were written with Ruby on Rails in mind, but are general techniques that can be applied to other language and framework environments. This is not a...