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Day 4 – HTML, CSS & JavaScript Basics for MERN Beginners

Leave a Comment / MERN Stack Developer / By

Introduction Every MERN developer dreams of building powerful React interfaces and scalable Node.js backends. But what most beginners do not realize is that every advanced MERN application is still built on three silent foundations:HTML, CSS, and JavaScript. After more than two decades of writing and reviewing web applications for startups, enterprises, and SaaS companies, I […]

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Day 8 – Data Storage in Android SharedPreferences SQLite and Room

Leave a Comment / Mobile App Developer Android / By

Introduction Every Android app that feels intelligent and personal is powered by data. Whether it is a fitness tracker saving your steps, a shopping app remembering your cart, or a learning app storing your progress, data storage is what makes the experience continuous. Without it, every app would forget everything the moment it closes. In

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Day 5 – Data Preprocessing: Cleaning, Scaling & Encoding Data

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Introduction In 2025, data preprocessing has become one of the most critical skills for a Machine Learning Engineer. Raw data from real-world sources—like customer transactions, sensor logs, or social media—is messy, incomplete, and inconsistent. Without proper preprocessing, even the most advanced ML algorithms fail. At Curiosity Tech (Nagpur, Wardha Road, Gajanan Nagar), we emphasize that

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Day 17 – Introduction to Google Data Studio for Beginners

Leave a Comment / Data Analytics / By

Introduction (Tool-Focused Beginner Tutorial Style) Google Data Studio (GDS) is a free, cloud-based reporting and visualization tool that allows analysts to create interactive dashboards, generate reports, and share insights with stakeholders in real time. Imagine a retail chain in Nagpur tracking sales across multiple regions. Traditional spreadsheets are cumbersome for presenting insights to management. Google

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Day 17 – Data Ethics & Responsible AI Practices

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Introduction In 2025, data science and AI are no longer just technical disciplines; they are deeply intertwined with ethics, fairness, and societal responsibility. Responsible AI practices ensure that machine learning models and data usage benefit society without causing harm. At Curiosity Tech, Nagpur (1st Floor, Plot No 81, Wardha Rd, Gajanan Nagar), learners are trained

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Day 5 – SQL Basics for Data Analysts: Queries, Joins & Filtering

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Introduction (Hands-On Tutorial Style) Imagine you are a data analyst in a retail company in Nagpur and you’ve been given three Excel sheets—Orders, Customers, and Products. Your manager asks: “Which products are selling the most in Nagpur last quarter?” This is a classic scenario where SQL shines. SQL (Structured Query Language) is the language of

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