I got hit twice in 10 days — two completely separate products, same style of attack: a flood of fake user signups. In this video, I break down what happened, how I responded, an...

🛡️ Rails ships with built-in rate limiting tools — no gems required. In this video, I’ll show you how to use Rails’ native rate_limit helper to throttle requests, block spam sig...

In this episode we take a look at how langchain.rb can help us extract text from file uploads, allowing our LLMs to read PDFs, markdown files and much more!

In this episode we look at using Langchain.rb's helpers to help process and extract text summaries from them.

Let's create our first custom tool with LangChain.rb. Custom tools is where you can unlock the power of AI in your apps, we'll start with a super-simple tool though, to give our...