Category: Uncategorized
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Securing Your Web Applications: A Comprehensive Guide to Setting Up AWS WAF
In today’s landscape, web applications are constantly targeted by exploits such as SQL injection, cross-site scripting (XSS), and malicious bot networks. AWS WAF (Web Application Firewall) is a powerful, managed service that helps protect your web applications or APIs against common web exploits and bots that may affect availability, compromise security, or consume excessive resources.…
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Mastering AWS VPC Endpoints: A Step-by-Step Manual Guide and Demo Understanding how Amazon Virtual Private Cloud (VPC) Endpoints work is a crucial part of mastering AWS networking. VPC Endpoints allow your private instances to communicate with AWS services like S3 without needing a public IP address, an Internet Gateway (IGW), or a NAT Gateway. Traffic…
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Breaking Big Problems into Small, Reliable Steps with Prompt Chaining
Large Language Models (LLMs) often feel intelligent enough to handle anything in a single instruction. But in real world applications, giving one massive prompt is like asking a human to cook, serve, clean, and manage accounts at the same time quality drops quickly. Prompt chaining treats an LLM like a team member in a workflow…
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MovieLens 360: User Retention, Recommendation & Engagement Analytics
Imagine You are working as a Data Scientist in “StreamFlix” – a Netflix-like platform Management Problems DATA SOURCE MovieLens Dataset (Core) https://grouplens.org/datasets/movielens/25m/ Tables: BUSINESS OBJECTIVES You must build PROBLEM STATEMENT FOR YOU You must act as a Data Scientist and deliver: A. Analytics Layer B. ML Layer C. Engineering Layer DETAILED EXPECTATIONS PHASE 1 –…
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E-Commerce Customer 360, Churn & Revenue Analytics
1. Business Problem (Industry Scenario) You are hired as a Data Scientist for an online marketplace similar to Amazon/Flipkart. The company has 3 major issues Management Questions 2. Data Source (REAL) We will use Brazilian Olist E-commerce Datasethttps://www.kaggle.com/datasets/olistbr/brazilian-ecommerce Sample Database Look, Table Purpose customers user info orders purchase header order_items product level payments payment type…