When I started working with Hadoop in a learning environment, the course guide indicated using Linux Mint in a virtual machine. However, I already had Ubuntu 24.04 installed natively on my Dell Vostro with 32 GB of RAM, and it seemed smarter to leverage it directly. In this post I...
Continue reading...Hector Sanchez
Hector Sanchez is a Public Accountant with over 30 years of experience as accountant and financial analyst, and with diplomas in Corporate Finance and Data Science.
PersonaPlex: Mastering Conversational English with NVIDIA and RunPod
PersonaPlex: Mastering Conversational English with NVIDIA and RunPod Improving conversational English requires real-time interaction, but finding a native speaker available 24/7 can be a challenge. In this post, I will show you how I deployed NVIDIA’s latest PersonaPlex-7B-v1 model on RunPod to create a private, high-performance English tutor. What is...
Continue reading...Maximizing Value: How I Optimize GitHub Copilot Pro and Anthropic Subscriptions for Coding and Research
Context: Why Model and Platform Matter As a data scientist and developer, I rely on advanced LLMs (Large Language Models) like Claude Opus, Sonnet, GPT-4.1, and GPT-4o for both architectural planning and daily coding. But I quickly learned that the same model behaves differently depending on the platform—and that maximizing value...
Continue reading...Time Series Forecasting with Exogenous Variables: SARIMAX vs Prophet
Last quarter, I needed to forecast SMS volume for budget planning. The catch? Our SMS volume directly depends on how many locations we operate—and that number is also growing. I couldn’t just extrapolate historical trends; I needed a model that accounts for this external driver. This is a common scenario...
Continue reading...From Zero to Hero: dbt with Ibis Framework
A complete guide from dbt fundamentals to Python-powered transformations Introduction After completing the Complete dbt Data Build Tool Bootcamp, I realized dbt brings software engineering best practices to data transformation. But what if you could combine dbt’s structure with Python’s flexibility? That’s where dbt-ibis comes in. This guide will take you from zero to...
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