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Building a Simple Exam Response Evaluator with React + Gemini API

We’ve all been through exams — writing long answers, waiting weeks for evaluation, and sometimes even getting marks that don’t match our effort 😅. What if AI could help teachers evaluate answers faster and give students instant feedback? That’s exactly what this app aims to do. For teachers, it saves time. For students, it gives clarity on where they stand. For developers, it’s an amazing example of using system prompts in real life. So this small project becomes a great learning point both for

The Ultimate Guide to Building a Persuasive Sales Chatbot with LLMs and Google's Gemini API

Want a 24/7 sales assistant that actually persuades customers? Let's build one using the free Gemini Large Language Model (LLM). This guide will get you started fast, targeting keywords like "sales chatbot project idea" and "Gemini API python tutorial."

The Ultimate Guide to LM Studio System Prompts: A Masterclass with Examples

Unlock the full potential of your local language models with our ultimate guide to System Prompts in LM Studio. Learn how to control your AI's personality, focus its responses, and get precisely the output you need. This guide provides a step-by-step walkthrough, from basic concepts to advanced techniques, complete with copy-paste examples to get you started immediately. Stop getting generic answers and start directing your AI like a pro.

Free Business Email Hosting in 2025 – How to Run Your Own Gmail with Postfix & Zoho Mail

Stop paying for Google Workspace or Microsoft 365. Learn how to set up free business email hosting with Zoho Mail or self-host using Postfix, Dovecot, and Roundcube. Perfect for startups, students, and freelancers.

Mastering LeetCode: A Deep Dive into "Remove Duplicates from Sorted Array II"

Unlock a key data structures and algorithms problem with our guide to LeetCode's "Remove Duplicates from Sorted Array II" (LeetCode 80). This tutorial is essential for your technical prep, breaking down the optimal two-pointers technique for an efficient in-place algorithm and exploring alternative solutions. Master this classic array manipulation challenge and ace your next coding interview.

AKTU Open Elective-II Syllabus 2025–26 (Final Year 7th Semester) Explained | For CSE, IT, ECE, ME & Other Branches – Download PDF

Explore the detailed breakdown of the newly released AKTU Open Elective-II Syllabus 2025–26 for B.Tech Final Year (7th Semester) students across CSE, IT, ECE, ME, Civil, and other branches. Learn about all 11 interdisciplinary electives including Machine Learning, Project Management, Smart Manufacturing, and Women’s & Gender Studies, along with credits, course objectives, and ideal streams. Download the official syllabus PDF, check out the full AKTU 4th Year Syllabus.

🧑‍💻 How I Solved "Remove Element" on LeetCode and Improved My Approach

In this blog, I share how I solved the "Remove Element" problem on LeetCode, starting with my initial verbose two-pointer approach and gradually improving it to a cleaner, more Pythonic solution. I’ll break down the step-by-step logic, discuss optimization insights, and credit the resources (including an excellent YouTube explanation) that helped me refine my approach. Perfect for beginners learning in-place array manipulation and two-pointer techniques.

Merge Sorted Array – LeetCode (Top Interview 150)

AKTU B.Tech CSE 2nd Year Syllabus (2024-2025): Detailed Guide

The 2025 Ultimate Guide to AI for Students: Unlocking Academic Success with Gemini, Perplexity, and More

AKTU B.Tech 3rd Year CSE, CS & CE Syllabus 2024-25 (NEP 2020) – Download PDF

The B.Tech 3rd Year syllabus for Computer Science (CSE), Computer Science (CS), and Computer Engineering (CE) under Dr. A.P.J. Abdul Kalam Technical University (AKTU), Lucknow, has been officially released for the 2024-25 academic session based on the Choice Based Credit System (CBCS) and NEP 2020 framework.

AKTU & CCSU B.Tech 4th Year CSE, CS & CE Syllabus 2025-26 (NEP 2020) – Download PDF

The Dr. A.P.J. Abdul Kalam Technical University (AKTU) has officially released the B.Tech 4th Year Syllabus 2025-26 for Computer Science (CS), Computer Engineering (CE), and Computer Science & Engineering (CSE) under the National Education Policy (NEP 2020). This updated syllabus focuses on industry-relevant skills like Artificial Intelligence (AI), Internet of Things (IoT), Cloud Computing, Cryptography & Network Security, and Mobile Application Development. It also introduces MOOCs

🎓 How to Calculate AKTU CGPA & SGPA — A Complete Guide with Example

Learn how to calculate AKTU SGPA and CGPA using credits and grade points. This guide explains grading, subject weightage, and provides a full example with formulas. Plus, use our free AKTU calculator to check your CGPA in seconds!

From AI Prompt to Live Website: A Beginner's Guide to Deploying a Static HTML Site on Hostinger VPS

This in-depth tutorial provides a complete walkthrough for developers and beginners on how to build and deploy a static HTML website from scratch. The guide covers: AI-Powered Development: How to write effective prompts for AI tools to generate clean HTML and CSS code for a "Coming Soon" page. VPS Hosting: A detailed look at why Hostinger's KVM 1 VPS is the ideal, budget-friendly choice for performance and control.

From Sent to Solved: The Ultimate AI-Powered Guide to Writing University Emails That Get Results

Stop getting ignored. Unlock the power of AI to write professional university emails that get results. Our definitive 2025 guide shows you how to email a professor, request extensions, and use AI ethically. Includes professional templates to help you go from sent to solved. Start getting answers today!

The Ultimate Guide to AI Video Generation: Create Stunning Videos for Free

Unlock the power of AI video generation! Our ultimate guide compares Runway, Pika, and Canva, showing you how to create stunning, free AI videos from text and images. Perfect for marketers, creators, and enthusiasts.

The Great AI Content Hack of 2025: 10 Best Ways to Write Blogs That Trend for Free

I bet you've spent hours staring at an empty document, desperately trying to create blog content that doesn't sink into the abyss of page 19 on Google. Been there, done that, got the stress headache. Let's cut through the noise. By the end of this post, you'll have 10 actionable strategies to create trending blogs using free AI tools that actually boost your search engine impressions—without needing a degree in computer science or an unlimited budget.

DeepSeek AI in 2025: The Complete Guide to Running Powerful AI Models Locally for Business & Personal Use

Discover how DeepSeek's locally running AI models are revolutionizing business operations in 2025 - complete guide to hardware requirements, performance benchmarks, and ROI analysis for on-device AI deployment.

Unlocking the Potential of AI: A Comprehensive Guide to System Prompts, Autonomous Agents, and Self-Hosting with DeepSeek

In the rapidly evolving landscape of artificial intelligence (AI), understanding the mechanics behind AI behavior is crucial. Central to this are system prompts, the architecture of autonomous AI agents, and the opportunities presented by self-hosting advanced models like DeepSeek. This article delves into these concepts, offering insights into their functions, applications, and best practices.

Fundamental vs. Technical Analysis: Which One is Better for Traders?

Fundamental Analysis (FA) is a key method used by traders and investors to evaluate a company's intrinsic value by analyzing financial statements, economic factors, and industry trends. Unlike Technical Analysis, which focuses on price movements, FA examines a company's financial health, profitability, and long-term growth potential. It helps investors identify undervalued stocks, assess risks, and make data-driven investment decisions. By understanding key financial metrics, industry cycles.

Making Money Work: The Smart Approach to Trading and Investing

Trading and investing are two different approaches to making money in financial markets, but can you do both? Traders focus on short-term profits using technical analysis, quick decision-making, and risk management, while investors build long-term wealth through fundamental analysis, patience, and compounding. While traders face higher taxes and frequent costs, investors benefit from lower tax rates and fewer transactions. Emotional control plays a crucial role—traders must manage fear and greed

New Tax Regime 2025: A Game Changer for the Middle Class?

The 2025 tax changes bring much-needed relief for taxpayers, especially the middle class. With higher exemptions, lower tax rates, and an increased rebate, more people will enjoy higher take-home salaries. This blog breaks down the key updates, helping you understand how these changes impact your finances. 🚀💰

Trump Coin Price Forecast: What’s Next for Investors?

Trump Coin is a politically themed cryptocurrency built on the Binance Smart Chain (BSC), marketed toward supporters of former U.S. President Donald Trump. With rising speculation in the crypto space, many investors wonder whether Trump Coin is a multibagger opportunity or just another meme-based pump-and-dump scheme. This article explores its blockchain foundation, price potential, red flags, and whether it has a realistic path to reaching $100,000.

Why Every Student Should Learn Coding: A Journey Starting with Python

Learning to code is like unlocking a superpower. With just a few lines of Python, you can solve everyday problems, automate repetitive tasks, and bring your ideas to life. Coding not only builds logical thinking and problem-solving skills but also opens the door to endless creative possibilities. Start with a simple project like an assignment tracker, share it with friends, and watch your journey evolve from command-line apps to web development with Flask and Django. At Gyanaangan.in, we believe

Jio Coin: India's Digital Revolution in Cryptocurrency

With the potential launch of Jio Coin, Reliance Jio could spark a revolution in India’s cryptocurrency landscape. While Bitcoin remains the global leader, Jio Coin has the opportunity to carve its own path by focusing on India's unique needs—affordability, mass adoption, and integration with everyday life. Backed by the trust and infrastructure of Reliance Industries, Jio Coin could democratize digital currency, aligning with India’s Digital India vision. Though it may not replace Bitcoin...

Trading Demystified: Understanding the Art of Value Exchange Across All Fields

Trading is a fundamental human activity that transcends industries and disciplines. It involves the exchange of value—goods, services, skills, or assets—where both parties perceive mutual benefit. From bartering in ancient markets to trading stocks, cryptocurrencies, or even ideas today, trading is deeply ingrained in our daily lives. Interestingly, many of us engage in trading without realizing it, whether in everyday interactions or as we approach structured learning like trading courses. By u

Unlocking the Future of Cryptocurrency: A Beginner's Guide

Dive into the fascinating history of cryptocurrency, from Bitcoin's groundbreaking launch in 2009 to the rise of altcoins and innovative blockchain technologies. This guide explores how cryptocurrencies are formed—through blockchain, mining, and ICOs—and highlights their popularity driven by decentralization, transparency, and the potential for high returns. Learn how to earn through mining, investing, or trading, and discover strategi

How Generative AI is Transforming Software Development: What Developers Need to Know ?

Generative AI is transforming software development, making coding faster, smarter, and more efficient. Explore how developers can leverage generative AI tools to enhance productivity, simplify debugging, and push the boundaries of innovation.

The Rise of AI-Generated Art: Exploring the Role of Large Language Models, Python, and Emerging Technology in Creativity

With advances in AI, particularly through Large Language Models (LLMs) and Python frameworks, art creation is undergoing a revolutionary shift. This article from Gyanaangan delves into how these technologies are reshaping art, examining benefits, challenges, and the future of human and AI-driven creativity.

Shielding Your Nginx Server from DDoS and Brute Force Attacks: Our Experience at GyanAangan

At GyanAangan, safeguarding our online platforms is our top priority. In response to a recent wave of brute-force and DDoS attempts on our Nginx server, we strengthened our defenses by implementing tools and settings like Fail2Ban and Nginx Rate Limiting. Here’s a breakdown of how these configurations work, why they’re essential, and how you can set them up to protect your own website.