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Implementing PayPal Subscriptions in a SaaS App
PayPal subscriptions with Rails and Next.JS
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Ademar Tutor
Authentication with Rails and JWT
Building authentication with Rails API, Devise and JWT
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Ademar Tutor
Instrumentation on a Weather API app using Rails, OpenTelemetry, and Jaeger
Building instrumentation code with OpenTelemetry and Jaeger on a Rails API app.
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Ademar Tutor
Observability with OpenTelemetry, Jaeger and Rails
Discussion and setup of OpenTelemetry and Jaeger with Ruby on Rails
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Ademar Tutor
Callbacks are evil! 😈
Discussing the pros and cons of using ActiveRecord Callbacks with real world experiences.
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Ademar Tutor
Building an AI chatbot to handle Amazon’s Help & Customer Service
Build a chatbot using vector search, OpenAI and langchainrb
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Ademar Tutor
Dynamic AI Prompts with PromptTemplates, Ruby, Langchain.rb and OpenAI
This tutorial talks about how to build a Ruby Chatbot with Langchain, PromptTemplate and OpenAI.
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Ademar Tutor
Understanding Big-O Notation with Ruby
If the whole Big-O notation thing baffled you in college, guess what? You're in great company! 😅 Many of us had our share of head-scratching moments.
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Ademar Tutor
Building user authentication and profiles in Rails with Devise
The most common feature in any application is user authentication and profile creation. This guide helps you build that in a few steps in Rails using…
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Ademar Tutor
Guide to Exceptions in Ruby
If you've encountered some weird behaviors of your ruby code, just like mine, and could not find the exact error. Try looking into exceptions. It might…
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Ademar Tutor
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