SQL (Structured Query Language) remains one of the most in-demand skills for data analysts, database administrators, and backend developers. Whether you’re preparing for your first technical interview or brushing up on fundamentals, these 20 questions cover the essential concepts you’re likely to encounter. 1. What is SQL, and what are its different types? SQL is […]
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I’ve been diving deep into the world of AI and machine learning lately, and one technology that keeps popping up everywhere is vector databases. At first, I’ll admit, the concept seemed pretty abstract and technical. But once I understood what they actually do and why they matter, everything clicked. So let me break it down
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The Python job market has changed—and fast. Companies don’t care how many certificates you’ve collected. They care about one thing only: can you build real, production-ready systems? If you’re serious about getting hired in 2026, these are the Python skills that actually matter. 1. Building Production-Ready APIs (FastAPI & DRF) Forget outdated Flask tutorials. Modern
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I recently built a Netflix clone without writing most of the code myself. Before you close this tab thinking I’m advocating for replacing human developers, hear me out. This experience with Google Antigravity taught me something nuanced about AI development tools and the future of junior developers. My Experiment: Building Without Coding Using Google Antigravity,
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Let me tell you something—I’ve wasted countless hours building dashboards from scratch, wrestling with JavaScript frameworks, and questioning my life choices. Then I discovered these Python libraries, and honestly? My life got so much easier. If you’re a data person who just wants to visualize your work without becoming a full-stack developer, this post is
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So you’ve got a Python interview coming up? I’ve been there, and I know that feeling of wanting to make sure you really understand the fundamentals. Over the years, I’ve noticed the same questions keep popping up in interviews, and honestly, they’re asked for good reasons—they reveal how well you actually understand Python, not just
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The Interview Scenario You’re sitting in a technical interview, feeling confident. You’ve written hundreds of SQL queries, optimized databases, and can JOIN tables in your sleep. Then comes the question: “Given a sales table with sale_date, product_id, and amount, write a query to find the second highest sale amount for each product. If there’s only
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Look, I love Python. I really do. It’s elegant, readable, and honestly? It just makes sense. But let’s be real for a second—it’s also slow. Like, painfully slow sometimes. I remember this one time I was processing a massive CSV file for a data analysis project. My script was chugging along, and I literally had
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Python is a widely-used programming language that’s known for being beginner-friendly. Created by Guido van Rossum and first released in 1991, it has become one of the most popular languages in the world. Python is commonly used for: What can you do with Python? Why choose Python? Important things to know How Python syntax differs
In a world drowning in information, Google has launched a tool that doesn’t just help you find answers. It helps you think. Meet NotebookLM, an AI-powered research assistant that transforms how we learn, organize ideas, and unlock creative insights. What Makes NotebookLM Different? Unlike general AI chatbots that draw from the entire internet, NotebookLM becomes
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