Image by Author   Contents# Introduction# Understanding the Retrieval-Augmented Generation Workflow# Step 1: Preprocessing the Data# Step 2: Converting Text into Chunks# Step 3: Creating and Storing Vector Embeddings# Step 4: Retrieving Relevant Information# Step 5: Combining the Retrieved Context# Step 6: Using a Large Language Model to Generate the Answer# Step 7: Running the Full Retrieval-Augmented Generation Pipeline# Wrapping Up # Introduction  These days, almost …

7 Steps to Build a Simple RAG System from Scratch Read More »

the Brush Tracker app in 3 days with no prior experience with Swift, the main programming language for iOS development. Although I have a fully functional app live on the App Store, I still have very little Swift knowledge because I used “vibe coding” to develop this app. In this article, I’ll explain the process, …

I Built an IOS App in 3 Days with Literally No Prior Swift Knowledge Read More »

Image by Editor   Contents# Introducing Opal# Getting Started with Google Opal# Building an Opal Application// Sharing Your Application# Testing and Debugging Your App# Conclusion # Introducing Opal  Google Opal is a no-code, experimental tool from Google Labs. It is designed to enable users to build and share AI-powered micro-applications using natural language. The tool converts text prompts into visual, editable workflows. …

Building AI Automations with Google Opal Read More »

In the Author Spotlight series, TDS Editors chat with members of our community about their career path in data science and AI, their writing, and their sources of inspiration. Today, we’re thrilled to share our conversation with Dr. Janna Lipenkova. Dr. Janna Lipenkova is an AI strategist, entrepreneur, and author of the book The Art …

“The success of an AI product depends on how intuitively users can interact with its capabilities” Read More »

Image by Editor   Contents# Introduction# Step-by-Step Walkthrough# Wrapping Up # Introduction  Dask is a set of packages that leverage parallel computing capabilities — extremely useful when handling large datasets or building efficient, data-intensive applications such as advanced analytics and machine learning systems. Among its most prominent advantages is Dask’s seamless integration with existing Python frameworks, including support for …

Processing Large Datasets with Dask and Scikit-learn Read More »

n8n workflows in production, you know the stress of hearing that a process failed and needing to dig through logs to find the root cause. User: Samir, your automation does not work anymore, I did not receive my notification! The first step is to open your n8n interface and review the last executions to identify …

Deploy Your AI Assistant to Monitor and Debug n8n Workflows Using Claude and MCP Read More »

Sponsored Content      In today’s data-driven world, organizations across every industry depend on skilled professionals who can turn complex data into meaningful insights. Bay Path University’s online Master’s in Applied Data Science program empowers you to do just that – transform raw data into real, measurable impact. Designed for working professionals, this program goes …

Transform Raw Data Into Real Impact Read More »

, sooner or later, you’re going to hit a block when it comes to your code execution speed. If you’ve ever written a computationally heavy algorithm in Python, such as string distance, matrix math, or cryptographic hashing, you’ll know what I mean. Sure, there are times when external libraries like NumPy can come to your …

Make Python Up to 150× Faster with C Read More »

Image by Author   Contents# Introduction# What is Firebase Studio?# Setting Up Your Workspace// Step II: Creating a Workspace# Building Full Stack Applications// Developing Server-Side Logic with Cloud Functions// Testing and Preview# Deployment and Shipping Your App// Post-Launch: Monitoring and Rollbacks# Conclusion # Introduction  If you’ve spent any time building modern web and mobile applications, you know the truth: the real work often starts long after …

Building Full Stack Apps with Firebase Studio Read More »

ContentsShow code library(tibble) library(ggplot2) library(dplyr) library(tidyr) library(latex2exp) library(scales) library(knitr) Over the past few years working in marketing measurement, I’ve noticed that power analysis is one of the most poorly understood testing and measurement topics. Sometimes it’s misunderstood and sometimes it’s not applied whatsoever despite its foundational role in test design. This article and the series …

Power Analysis in Marketing: A Hands-On Introduction Read More »