Developer-Resources-Hub

A comprehensive collection of valuable resources for developers, covering job preparation, programming, frontend, backend, IoT, databases, and more.

Developer Resources Hub brings together well-structured guides, tutorials, and reference materials across key domains in software development:

• 💼 Job Preparation – Interview questions, coding challenges, and career-building resources
• 💻 Programming – Language-specific tips, examples, and foundational concepts
• 🌐 Frontend & Backend Development – Framework insights, tooling, and practical workflows
• 📡 IoT (Internet of Things) – Architectures, protocols, and application-level references
• 🗄️ Databases – SQL/NoSQL fundamentals, query optimization, and schema design

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📌 Table of Contents

• 🔗 Useful Links
• 📱 Notes and To-do Lists
• 📚 Free Courses
• 📘 Books & References
• 🧠 AI / ML / DS Resources
  • 📂 GitHub Repositories
  • 📄 PDF Files
  • 🔗 AI / ML / DS Reference Links
• 🎨 AI Art Tools
• 📲 App Links
• 🧠 Aptitude & Logical Reasoning
• ⛓️ Blockchain
• 📘 Coding Questions
• 🎨 CSS Formatter
• 🤖 Custom GPTs
• 🗄️ Databases
  • 🔗 General Links
  • 🐬 MariaDB
  • 🍃 MongoDB
  • 🧮 MySQL
  • 🧾 Oracle
• 📊 DS Resources
• 🧑‍💻 Full Stack Development
  • 🛠️ Backend
  • 🎨 Frontend
  • 📚 Books
  • 📓 Notes
• 🧾 Graphic Designing
• 📡 IoT Resources
• 🐧 Linux Guides
• 🧠 LLM (Large Language Models)
• 📊 Power BI
• 🧩 Go Programming
• 📱 Kotlin Programming
• 🐍 Python Programming
• 🦀 Rust Programming
• 🌐 Study Resources
• 📊 SAS Programming
• 🧾 HTML to PDF Conversion

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🔗 Useful Links

🌐 Online Presence

Boost your visibility and career growth with these essential resources:

• 🧑‍💼 Mastering LinkedIn – Tips for Building Your Profile and Networking Learn how to optimize your LinkedIn profile and expand your professional network.

• 📝 Brag Document – Ace Interviews and Land a Job Use a brag document to track accomplishments and boost your interview confidence.

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✍️ Blogging Platforms

Write articles, share ideas, and grow your developer presence online:

• 📰 Dev.to A friendly community of devs writing about code, careers, and life.

• ✒️ Medium A global platform for sharing tech blogs, tutorials, and opinions.

• 🚀 Hashnode Start your own dev blog on a custom domain with no setup hassle.

• 📘 Substack Publish articles or newsletters and build your audience with ease.

• 📖 Tealfeed Discover and write insightful content around tech, startups, and growth.

• 🧵 Bear Blog A minimalist, privacy-focused blogging platform for developers.

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📄 PDF Tools

Convert, scan, and edit PDFs with these handy tools:

• ✂️ Smallpdf – Crop Tool Crop and resize PDF pages online — quick and user-friendly.

📣 Learning & Community Updates

• Prompt Engineering & Tech Updates WhatsApp Channel Stay updated with the latest in prompt engineering, AI tools, and tech trends.

💼 Selling Projects & Digital Products

• 🛒 Gumroad A professional platform that empowers creators to monetize their knowledge and digital products, whether it’s code, design assets, or eBooks. Just start with what you know, share it with the world, and get paid. Simple and effective.

• 🚀 Product Hunt A launch platform for makers to showcase their products and gain traction from a tech-savvy audience. Perfect for getting feedback, early users, and visibility for your digital creations.

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⚙️ Utility

🎓 Learning Apps

• 📚 Edcoupon – Free Udemy Courses Get access to daily updated free Udemy courses in tech, business, design, and more.

✍️ Signature Tools

• 🖋️ Signature Scanner Scan, create, and digitize your handwritten signature with ease.

🎬 Video Tools

• 🎞️ AllCut – All-in-One Video Editor Edit videos, apply effects, cut, merge, and more — all from one app.

• 📹 Video Compressor & Editor Compress video size without losing quality and edit videos on the go.

🎨 Image Tools

• 🧼 Remove.bg – Background Remover Remove image backgrounds instantly using AI.

📥 Download Tools

• ⬇️ Download4.cc – YouTube Video Downloader Download YouTube videos quickly and easily without installing software.

• 🎧 SaveFrom.net – YT Downloader Another fast and simple option to download YouTube content.

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📈 MLOps & Machine Learning Journeys

Stay inspired and build real-world skills with these project-based and experience-driven resources:

• 🔧 7 MLOps Projects for Beginners – KDnuggets: A beginner-friendly list of hands-on MLOps projects, perfect for learning production workflows and automation.

• 👩‍💻 How I Became a Machine Learning Engineer – Towards Data Science: Read a self-taught journey into machine learning, without a CS degree or bootcamp, packed with lessons and motivation.

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🧾 Cheatsheets & Quick References

Boost your productivity with ready-to-use command references:

• 🔥 The Ultimate Cheat Sheet – 1000+ Essential Commands: A constantly updated mega list of developer commands for terminal, Git, Python, and more - all in one place.

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📱 Notes and To-do Lists

• ✅ To-do List – Daily Planner: Android | iOS
  A clean and simple task scheduler and planner for daily productivity.

• 🗒️ EasyNotes – Notes & Reminders: Android | iOS
  Colorful notepad for text and photo notes.

• 🐱 Meow To-do List (Android)
  A fun and quirky task manager app.

• 🧠 Mind Notes – Smart Notepad (Android)
  A visually appealing app for managing sticky notes and tasks.

• 🗃️ Anki Flashcards: Android | iOS
  A powerful, spaced-repetition flashcard app ideal for long-term learning and memory retention.*

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📚 Free Courses

• 🎓 Simplilearn Dashboard – Access your free courses and certifications.
• 📘 Alison – Explore free online diploma and certificate courses.
• 💡 Coursera – University-level courses from top institutions.
• 🧑‍🏫 Udemy – Thousands of affordable courses in tech and more.
• 🌐 Simplilearn – Professional certificate programs and bootcamps.

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📘 Books & References

• 📖 PDFDrive – Free downloadable eBooks in various domains.
• 🌊 OceanOfPDF – Library of novels, textbooks, and learning PDFs.
• 🎯 GoalKicker – Free programming books with detailed guides.

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🧠 AI / ML / DS Resources

📂 GitHub Repositories

• 📊 TheAlgorithms/Python – Collection of algorithms implemented in Python.
• 🏗️ System Design Primer – Learn system design with real-world use cases.
• 📄 Machine Learning Cheat Sheet – Quick ML concepts and formulas.
• 💯 100 Days of ML Code – A step-by-step roadmap to learning ML.
• 🎯 ML Interview Questions – Comprehensive ML interview prep.
• 📚 RGPV BTech Notes – Engineering study notes and references.

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📄 PDF Files

These PDFs are located in the AI ML DS/AI ML DS/ folder.

• 📄 AI ML DS.pdf – Overview of AI, ML, and Data Science fields.
• 📄 AI Vs ML Vs DS FOR INDUSTRY.pdf – Comparison of AI, ML, and DS in practical applications.
• 📄 Data Science Interview.pdf – Key questions and answers for DS job interviews.
• 📄 Difference Between DS AI AND DL.pdf – Distinguishes Data Science, AI, and Deep Learning.
• 📄 Difference Between DS AI AND ML.pdf – Clarifies the overlap and differences among fields.
• 📄 Difference Between DS AI AND ML-2.pdf – Extended explanation of ML, DS, and AI relationships.

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🔗 AI / ML / DS Reference Links

These web links provide additional insights and articles related to AI, ML, DL, and Data Science.

• 🧠 AI Vs ML Vs DS FOR INDUSTRY – Braincube A comprehensive guide comparing AI, ML, and Data Science in the manufacturing industry.

• 🧩 Difference Between AI, ML, and DL – GeeksforGeeks Breakdown of how Artificial Intelligence, Machine Learning, and Deep Learning differ.

• 📘 Difference Between DS, AI and ML – MyGreatLearning Explains how Data Science, AI, and ML intersect and diverge.

• 🧪 DS vs AI vs ML – Rice University Insights from Rice University into the distinctions between these fields.

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🎨 AI Art Tools

• 🎨 Bing Image Creator – Generate AI images from text prompts using DALL·E.
• 🧠 Midjourney – Advanced AI art generation via Discord-based workflow.

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📲 App Links

🛠️ Dev Apps

Stay connected, explore resources, and boost productivity with these mobile apps made for developers:

• 📚 Cheat Sheets Quickly access programming cheat sheets for multiple languages.

• 🗓️ Daily.dev Developer news and articles curated from top sources, delivered daily.

• ⚡ DevBytes Byte-sized tech content and developer tips to help you learn something new every day. A standout feature: it displays the user Streak in the logo to encourage consistent learning.

• 👩‍💻 Forem (DEV Community) Engage with devs, read blogs, and join discussions right from your phone.

• GitHub for Android Manage repos, issues, pull requests, and more – on the go.

📄 PDF Tools

Convert, scan, and edit PDFs with these handy tools:

• 📷 Adobe Scan Scan documents and convert them into clean, shareable PDFs easily.

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🧠 Aptitude & Logical Reasoning

• 📘 R. S. Aggarwal Book – Download Link Widely used book for aptitude and reasoning preparation.

📄 PDF Files available in Aptitude and Logical Reasoning/ folder:

• Answer Key.pdf
• Aptitude Test.pdf

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⛓️ Blockchain

📖 Concepts and Notes

What is decentralization? Why is it essential to blockchain technology? Learn key principles such as smart contracts, DApps, and privacy in this file: 📄 Blockchain.txt

📘 Books & Learning Resources

• 📗 Blockchain Basics – Blockchain Training Alliance Beginner-friendly overview of blockchain concepts and applications.

• 📕 MRCET Blockchain Lecture Notes (PDF) Academic-level PDF notes for students learning blockchain.

• 📘 What is Blockchain – BSV Association eBook A freely accessible eBook explaining blockchain fundamentals.

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📘 Coding Questions

📄 PDF Files available in Coding Questions/ folder:

• 📄 20 Coding Patterns to Master MAANG Interviews.pdf Essential coding patterns for cracking top tech interviews.

• 📄 Zero to Advance DSA Questions.pdf Comprehensive DSA problem set from basics to advanced.

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🎨 CSS Formatter

• 🎨 ArtDriveThru CSS Formatter Tool Online CSS beautifier and formatter for front-end developers.

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🤖 Custom GPTs

📄 PDF Files available in Custom GPT/ folder:

• 📄 Gesture(12+Custom+GPTs).pdf Descriptions and links to custom GPTs for automation and productivity.

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🗄️ Databases

🔗 General Links

• 📚 Advanced Database Concepts – ExploreDatabase Detailed insights on modern database designs and use cases.

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🐬 MariaDB

• 📘 MariaDB Notes PDF – Plymouth University
• 📘 MariaDB Tutorial PDF – TutorialsPoint
• 🌐 MariaDB Server PDF Resources

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🍃 MongoDB

• 📚 The Little MongoDB Book – GitHub
• 📘 Practical MongoDB PDF – BMC Software
• 📖 MongoDB Beginner Guide PDF
• 📝 MongoDB Handwritten Notes – TopperWorld
• 📘 Free MongoDB PDF Tutorials – FromDev

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🧮 MySQL

• 🔍 SQL Personalities Quiz – LearnSQL Interactive guide to explore your database mindset.

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🧾 Oracle

• 📘 Oracle Database Concepts PDF (Official Docs) Oracle’s official concepts documentation for version 19c.

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📊 DS Resources

• 📬 Free Daily Dose of Data Science PDF Newsletter Curated daily insights into the world of data science.

• 🧪 Assessment Quiz – Know What to Learn Next Take a quick assessment to identify your weak topics.

• 🧠 5 Ways to Transition Into AI from Non-Tech Background – KDnuggets Guidance for shifting into AI and ML roles from a non-technical background.

• 💼 5 Free Resources for DS Job Search – KDnuggets Free, curated tools to boost your data science job hunt.

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🧑‍💻 Full Stack Development

🛠️ Backend

• 💬 Join the Backend Developers Discord Server Community for discussing backend frameworks and tools.

• 🔗 MySQL Search Form with HTML + PHP – Eli The Computer Guy

• 🔍 PHP MySQL Select – W3Schools Learn how to query MySQL databases using PHP.

• 🎥 Lecture 1 – Backend Fundamentals (YouTube)

📓 Notes

📄 PDF Files available in Notes/ folder:

• 📄 30-Day Challenge to Learn MERN Stack.pdf Daily learning structure to master MERN stack in a month.

• 📄 Java Basic Concept Notes.pdf Key Java concepts in a simplified format.

• 📄 Java.pdf Comprehensive guide to Java programming.

• 📄 Lecture 13 – Backend Development.pdf Lecture slides covering backend fundamentals.

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🎨 Frontend

• 📘 JavaScript Algorithms GitHub Repo Collection of JavaScript algorithms explained and implemented.

• 💻 JavaScript Projects by CodeWithFaraz

  • Fruit Slicer Game
  • Browser Detector
  • WhatsApp Web UI Clone
  • Who’s That Pokémon JS Game – Dev.to

• 🎨 Learn CSS – Web.Dev Interactive Course

• ❓ Frontend Trivia

🗂️ Questions sourced from Full Stack Development/Frontend/Questions.txt

Q1: How many characters can be written in 1KB?

A) 1048 B) 1024 C) 1042 D) 1000 ✅ Answer: B) 1024

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📚 Books

📄 PDF Files available in Full Stack Development/Books/ folder:

• 📄 Web Development with Node & Express.pdf Learn backend development using Express.js.

• 📄 The Full Stack Developer Guide (PDFDrive) Essential full-stack skills for modern web developers.

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📓 Notes

• 📄 Full Stack Introduction.pdf Introductory overview of full stack development and its components.

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🧾 Graphic Designing

📄 PDF Files

• 📄 Graphic Design Basics.pdf
  Fundamentals of layout, typography, and visual design principles.

• 📄 Graphic-Designing-Notes.pdf
  Comprehensive notes on various graphic designing topics.

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📡 IoT Resources

🔗 Book Link

• 📘 IoT & Applications Digital Notes – MRCET
  Core material for understanding IoT fundamentals and its applications.

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🐧 Linux Guides

🔗 Website Links

• 📂 Linux Directory Listing – Part 1
• 📂 Linux Boot Process Overview
  Interactive and beginner-friendly Linux tutorials.

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🧠 LLM (Large Language Models)

📂 Useful Links

• 🔗 LLM Course GitHub
• 🔗 LLM List – GitHub Stars by Madhurima
• 🔗 LangChain with Hugging Face
• 🔗 Gemini Pro LLM – LangChain JS
• 🔗 Top 8 LLMs & DL Repos

📄 PDF File

• 📄 LLM Introduction.pdf
  Beginner-friendly overview of LLM concepts and tools.

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📊 Power BI

🔗 Website Resources

• 📘 DataCamp: Power BI for Beginners
• 📘 GFG: Power BI Tutorial
• 📘 Power BI Desktop Guide (Medium)

📂 PDF Guides

• 📄 Microsoft Power BI – Mobile PDF Guide
• 📄 Introduction to Microsoft Power BI – GitHub
• 📄 Monash Power BI Course
• 📄 Power BI for Beginners (2020)
• 📄 End-to-End Analytics with Power BI

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🧩 Go Programming

🔗 Project Links

• 📺 Learn Go Programming by Building 11 Projects
  A comprehensive YouTube tutorial for hands-on Go learning.

• 🧠 Building a Type-Safe Go Backend for React
  Dev article explaining how to integrate a robust Go backend with React.

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📱 Kotlin Programming

🔗 Project Link

• 📺 Simple Kotlin App | Android Studio | 2024
  Tutorial for building a simple Kotlin Android app using Android Studio.

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🐍 Python Programming

🔗 GitHub Repositories

• 📘 10 GitHub Repositories to Master Python
  A curated list of top Python learning resources and projects.

📚 Interactive Notebooks

• 📓 Marimo
  A Python-based reactive notebook built for developers—clean, fast, and ideal for dashboards and reports.

• 📔 Jupyter Notebook
  A powerful open-source web app to create and share documents containing live code, equations, and visualizations.

• 📗 Google Colab
  A free cloud service from Google that supports Python notebooks with GPU/TPU support and zero setup.

🧠 Beginner-Friendly Articles

• 📘 Python for Absolute Beginners – freeCodeCamp
  A comprehensive guide to get started with Python from scratch.

• 📙 Learn Python – W3Schools
  Interactive lessons to grasp Python syntax, logic, and functions step-by-step.

• 📕 Real Python – Beginner’s Roadmap
  Structured learning paths for those new to Python, covering basics to real-world projects.

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🦀 Rust Programming

🔗 Project Link

• 📺 Getting Started with Rust – Projects Playlist
  Video walkthrough on building Rust projects from scratch.

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🌐 Study Resources

• 🌐 Learn Anywhere – Rumie
• 🌐 GoalKicker – Free Programming Books
• 🌐 KodeKloud
• 🌐 KodeKloud Learning Portal
• 🌐 Engineers Planet – Resources
• 🌐 Engineers Planet – Learning Portal
• 🌐 Engineers Planet GitHub – ML/DL Resources

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📊 SAS Programming

📄 PDF File

• 📄 Introduction To SAS Programming.pdf
  Foundational guide to understanding SAS programming basics.

🔗 Extra Reading

• 📘 SAS Intro Guide – ECU
  Official SAS intro document from East Carolina University.

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🧾 HTML to PDF Conversion

Convert HTML files to PDF using browser tools, command-line utilities, Python, or online services.

🔹 1. Using Google Chrome or Any Browser (Easy Method)

1. Open the HTML file in your browser (Chrome, Edge, Firefox).
2. Press Ctrl + P (Windows/Linux) or Cmd + P (Mac) to open the Print dialog.
3. In the Destination section, select Save as PDF.
4. Click Save, choose a location, and save the file.

🔹 2. Using wkhtmltopdf (Command Line)

A powerful tool to convert HTML to PDF via terminal.

✅ Install wkhtmltopdf

• Ubuntu/Debian:

  sudo apt install wkhtmltopdf

• Mac (Homebrew):

  brew install wkhtmltopdf

• Windows: Download from wkhtmltopdf.org

🔁 Convert HTML to PDF

wkhtmltopdf input.html output.pdf

🔹 3. Using Python (Automated)

Automate the conversion with Python using pdfkit.

✅ Install Dependencies

pip install pdfkit
sudo apt install wkhtmltopdf

💡 Python Script

import pdfkit
pdfkit.from_file("input.html", "output.pdf")

🔹 4. Using an Online Tool

No setup needed—just upload your file and convert:

• 🌐 Sejda HTML to PDF
• 🌐 PDFCrowd

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