This tip is a recipe for how to recover from a Rails migration that failed to apply in production, by applying it manually. This process could work for any SQL migration but the example used below is for an index...
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We operate a high scale API application that relies on a single primary PostgreSQL instance as many applications do. We have scaled up the DB instance vertically, acquiring more CPU, Memory, and disk IO over time.
Indexes on tables are great for finding a needle (or a few needles) in a haystack.
Authentication and authorization with JSON technologies can be a confusing mess of of acronyms, so this post is an attempt to sort these out. This post including the title, is very similar to Red Thunder: JWTs? JWKs? ‘kid’s? ‘x5t’s? Oh...
Rack Attack is a Rack middleware developed at Kickstarter that can be used to throttle endpoints and temporarily ban bad actors.
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.
In Rails API Serialization with JSON:API - Part 1 we looked at using the Sparse Fieldsets functionality of the JSON:API specification.
For a Rails 6 API app I’m working on, there is an API endpoint that provides data to clients, formatted as JSON.
The purpose of this article is to link together some of the tools we use to build and test Java microservices at Groupon.
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 Unfortunately at times the original developers are no longer around and the documentation may be outdated or missing entirely.