The Pursuit of Knowledge
Alright, let's be real here. The best way to learn "difficult" concepts (well actually they're not actually that scary until you get exposure) is to be passionate and embrace being a complete beginner. Also, asking what everyone calls "stupid questions" will actuall...
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Unlocking the Power of Data Structures: Your Ultimate Beginner’s Guide to Arrays (Part 1)
The Pursuit of Knowledge Alright, let's be real here. The best way to learn "difficult" concepts (well actually they're not actually that scary until you get exposure) is to be passionate and...
https://www.roastdev.com/post/unlocking-the-power-of-data-structures-your-ultimate-beginner-s-guide-to-arrays-part-1
How the humble process of Extract, Transform, and Load turns raw data into a gold mine of insights.In a world obsessed with AI and real-time analytics, it's easy to overlook the foundational process that makes it all possible. Before a machine learning model can make a prediction, before a dashboard...
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ETL Unleashed: Transform Raw Data into Game-Changing Insights
How the humble process of Extract, Transform, and Load turns raw data into a gold mine of insights.In a world obsessed with AI and real-time analytics, it's easy to overlook the foundational process t...
https://www.roastdev.com/post/etl-unleashed-transform-raw-data-into-game-changing-insights
Apache Kafka is a distributed, durable, real-time event streaming platform. It goes beyond a message queue by providing scalability, persistence, and stream processing capabilities.In this guide, we’ll quickly spin up Kafka with Docker, explore it with CLI tools, and integrate it into a Spring Boo...
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For decades, passwords have been the primary key to digital security. Whether it was logging into an email account in the early 2000s or accessing sensitive financial data today, the first line of defense has almost always been a password. But as cyber threats become more sophisticated and user beha...
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Passwordless Revolution: Are Password Managers Dead in the Digital Age?
For decades, passwords have been the primary key to digital security. Whether it was logging into an email account in the early 2000s or accessing sensitive financial data today, the first line of def...
https://www.roastdev.com/post/passwordless-revolution-are-password-managers-dead-in-the-digital-age
Introduction
Hidden bugs, mysterious broken outputs, and unexpected rendering errors in Django templates are often caused by invisible foes: whitespace and auto-generated newlines. For Django developers, especially those working with dynamic data, form-heavy UIs, or complex HTML tables, these subtl...
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Unravel the Mystery of Whitespace and Newlines in Django Templates: Your Ultimate Fix-It Guide
Introduction Hidden bugs, mysterious broken outputs, and unexpected rendering errors in Django templates are often caused by invisible foes: whitespace and auto-generated newlines. For Django develop...
https://www.roastdev.com/post/unravel-the-mystery-of-whitespace-and-newlines-in-django-templates-your-ultimate-fix-it-guide
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Supercharge Your Skills: Unleash the Power of Boost Like a Pro
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https://www.roastdev.com/post/supercharge-your-skills-unleash-the-power-of-boost-like-a-pro
The Unsung Hero of Every GitHub Project: Why Your README Deserves More LoveEver stumbled upon a GitHub repository, brimming with potential, only to click away in confusion? You're not alone. We've all been there-faced with a promising project, but no clear roadmap. This is where the humble README st...
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Craft a Killer README: Boost Your GitHub Project’s Appeal in Minutes
The Unsung Hero of Every GitHub Project: Why Your README Deserves More LoveEver stumbled upon a GitHub repository, brimming with potential, only to click away in confusion? You're not alone. We've all...
https://www.roastdev.com/post/craft-a-killer-readme-boost-your-github-project-s-appeal-in-minutes
Building AI-powered apps used to be a hard and messy process. Developers had to connect data sources, APIs, and models manually. This took time and effort, making it difficult to build useful applications quickly.LangChain is changing this by providing a framework where developers can assemble AI sy...
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Unleash AI Power with LangChain: Your Ultimate Guide to Building Smarter Apps
Building AI-powered apps used to be a hard and messy process. Developers had to connect data sources, APIs, and models manually. This took time and effort, making it difficult to build useful applicat...
https://www.roastdev.com/post/unleash-ai-power-with-langchain-your-ultimate-guide-to-building-smarter-apps
What if I told you that you could send a message without transmitting a single bit of information? No encrypted packets, no metadata, nothing. It sounds like magic, but it's actually cryptography. Let me introduce you to Chrono-Library Messenger (CLM) — a Python CLI tool that rethinks secure commu...
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Revolutionize Messaging: How to Communicate Without Sending Data Using Cryptographic Magic
What if I told you that you could send a message without transmitting a single bit of information? No encrypted packets, no metadata, nothing. It sounds like magic, but it's actually cryptography. Let...
https://www.roastdev.com/post/revolutionize-messaging-how-to-communicate-without-sending-data-using-cryptographic-magic
Hey fellow developers! 👋 I've been wrestling with Express.js middleware for years, and I finally put together something that doesn't make me want to pull my hair out every time I start a new project. Let me share what I've learned.You know that feeling when you're starting a new Express.js projec...
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Craft Unbreakable Express.js Middleware: Your Ultimate Guide to Production-Ready Code
Hey fellow developers! 👋 I've been wrestling with Express.js middleware for years, and I finally put together something that doesn't make me want to pull my hair out every time I start a new projec...
https://www.roastdev.com/post/craft-unbreakable-express-js-middleware-your-ultimate-guide-to-production-ready-code
Q: Flatten a mixed array⚡ Concepts tested:
• Recursion
• Array flattening logic
• Handling mixed data types💻 Questions + Solutions:
👉 https://replit.com/318097...
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⚡ Crush JavaScript Challenges: Master Array Flattening in DMG Round 1
Q: Flatten a mixed array⚡ Concepts tested: • Recursion • Array flattening logic • Handling mixed data types💻 Questions + Solutions: 👉 https://replit.com/@318097/DMG-R1-flatte...
https://www.roastdev.com/post/crush-javascript-challenges-master-array-flattening-in-dmg-round-1
Understanding the DOM Deeply
What is DOM?
The DOM (Document Object Model) is a tree-like structure of nodes, where each node represents a part of the document.When we open the browser console, we can see the HTML of the website we visited. In reality, the HTML is passed to the bro...
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Unveiling the Magic of DOM and Virtual DOM: A Beginner's Ultimate Guide
Understanding the DOM Deeply What is DOM? The DOM (Document Object Model) is a tree-like structure of nodes, where each node represents a part of the document.When we open the brows...
https://www.roastdev.com/post/unveiling-the-magic-of-dom-and-virtual-dom-a-beginner-s-ultimate-guide
So you've mastered scraping a single page. But what about scraping an entire blog or news site with dozens, or even hundreds, of pages? The moment you need to click "Next," the complexity skyrockets.This is where most web scraping projects get messy. You start writing custom logic to find and follow...
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Scrape Any Blog Effortlessly: AI-Powered Pagination Made Simple (Full Code Inside!)
So you've mastered scraping a single page. But what about scraping an entire blog or news site with dozens, or even hundreds, of pages? The moment you need to click "Next," the complexity skyrockets.T...
https://www.roastdev.com/post/scrape-any-blog-effortlessly-ai-powered-pagination-made-simple-full-code-inside
Picture this. You are staring at your terminal at 6 PM. Your code works perfectly. The feature you have been building all day is finally complete. But there's one problem. You haven't made a single commit since morning.Your heart sinks as you realize the massive cleanup ahead. Fifteen modified files...
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Turbocharge Your Workflow: Save 10 Hours Weekly with 30-Second Git Commits
Picture this. You are staring at your terminal at 6 PM. Your code works perfectly. The feature you have been building all day is finally complete. But there's one problem. You haven't made a single co...
https://www.roastdev.com/post/turbocharge-your-workflow-save-10-hours-weekly-with-30-second-git-commits
Retrieval-Augmented Generation (RAG) has become one of the most popular techniques in AI because it helps models stay up to date and reduce hallucinations. But as the need for more advanced use cases grew, RAG itself evolved into different types. Each version solves a different challenge, from answe...
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Unlocking the Power of RAG: Exploring Vanilla, Agentic, Multi-hop, and Hybrid Models
Retrieval-Augmented Generation (RAG) has become one of the most popular techniques in AI because it helps models stay up to date and reduce hallucinations. But as the need for more advanced use cases ...
https://www.roastdev.com/post/unlocking-the-power-of-rag-exploring-vanilla-agentic-multi-hop-and-hybrid-models
I remember in my earlier phase as a software engineer, how I mapped the MFC's command routing algorithm to Chain of Responsibility - and when finally it became clear, there was immense joy for me.I always say to my students that we should approach a problem not only from how's point of view but also...
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Unlocking Rust's Power: Mastering the Chain of Responsibility Design Pattern
I remember in my earlier phase as a software engineer, how I mapped the MFC's command routing algorithm to Chain of Responsibility - and when finally it became clear, there was immense joy for me.I al...
https://www.roastdev.com/post/unlocking-rust-s-power-mastering-the-chain-of-responsibility-design-pattern
What lead me to Leetcode:
I am Student and Whenever a beginner student in this dev field think about coding or programming they usually always think about making websites, apps, cool UI's, animations etc. and I was one of them, I have been making apps, websites and even games but in some sp...
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Why I Dived into LeetCode: Unleashing My Problem-Solving Superpowers!
What lead me to Leetcode: I am Student and Whenever a beginner student in this dev field think about coding or programming they usually always think about making websites, apps, cool UI's, an...
https://www.roastdev.com/post/why-i-dived-into-leetcode-unleashing-my-problem-solving-superpowers
For our weekly WeAreDevelopers Live Show I wanted to have a way to include a time progress bar into the page we show. The problem there was that these are markdown files using GitHub Pages and whilst I do use some scripting in them, I wanted to make sure that I could have this functionality in pure ...
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Craft a Stunning CSS-Only Time Progress Bar for Markdown & GitHub Pages
For our weekly WeAreDevelopers Live Show I wanted to have a way to include a time progress bar into the page we show. The problem there was that these are markdown files using GitHub Pages and whilst ...
https://www.roastdev.com/post/craft-a-stunning-css-only-time-progress-bar-for-markdown-github-pages
⚠️ Disclaimer
This article assumes you're already somewhat familiar with Kubernetes concepts (Pods, ServiceAccounts) and the basics of JSON Web Tokens (JWTs).
It was a Tuesday.Nothing special - just your average day as a platform engineer. My team's notifications were mercifully quiet, and I th...
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Exposed Secrets: How I Uncovered a Kubernetes Service Account Token in Plaintext Logs
⚠️ Disclaimer This article assumes you're already somewhat familiar with Kubernetes concepts (Pods, ServiceAccounts) and the basics of JSON Web Tokens (JWTs). It was a Tuesday.Nothing special - j...
https://www.roastdev.com/post/exposed-secrets-how-i-uncovered-a-kubernetes-service-account-token-in-plaintext-logs
Intro
I’m excited to share thoad (short for PyTorch High Order Automatic Differentiation), a Python only library that computes arbitrary order partial derivatives directly on a PyTorch computational graph. The package has been developed within a research project at Universidad Pontificia ...
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Unlock the Power of THOAD: Revolutionize PyTorch Graphs with High-Order Derivatives
Intro I’m excited to share thoad (short for PyTorch High Order Automatic Differentiation), a Python only library that computes arbitrary order partial derivatives directly on a PyTorch comp...
https://www.roastdev.com/post/unlock-the-power-of-thoad-revolutionize-pytorch-graphs-with-high-order-derivatives
The Unveiled Impact of Artificial Intelligence on Small Business Growth and Productivity
As we dwell in the epoch of innovation and technology, artificial intelligence (AI) has undeniably left its imprint on diverse industries globally. However, its influence is not limited to giant tech co...
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Revolutionizing Small Business: How AI Supercharges Growth and Efficiency
The Unveiled Impact of Artificial Intelligence on Small Business Growth and Productivity As we dwell in the epoch of innovation and technology, artificial intelligence (AI) has undeniably lef...
https://www.roastdev.com/post/revolutionizing-small-business-how-ai-supercharges-growth-and-efficiency
This is a submission for the AI Agents Challenge powered by n8n and Bright Data
What I Built
Right now, companies spend millions on agencies and PR firms that only scratch the surface of brand perception — and usually react after the fact👎.What’s missing is a clear, real-time picture ...
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Revolutionize Your Brand: Real-Time Perception Tracking with AI-Powered Sentiment Analysis
This is a submission for the AI Agents Challenge powered by n8n and Bright Data What I Built Right now, companies spend millions on agencies and PR firms that only scratch the surface of brand...
https://www.roastdev.com/post/revolutionize-your-brand-real-time-perception-tracking-with-ai-powered-sentiment-analysis
Some time ago, while studying bash scripts, I tried to delve deeper into the topic and looked for more practice by solving any, even the smallest, tasks. One of these was a script that deletes temporary files, old dumps, folders node_modulesfrom long-forgotten projects. I found it the other day comp...
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ChatGPT vs. My DIY Cleanup Script: Who Cleans Up Better?
Some time ago, while studying bash scripts, I tried to delve deeper into the topic and looked for more practice by solving any, even the smallest, tasks. One of these was a script that deletes tempora...
https://www.roastdev.com/post/chatgpt-vs-my-diy-cleanup-script-who-cleans-up-better
Melody: 😀 Human-made
Lyrics: 😀 Human-made
Music production: 😀 Human-made (I'm singing)
Cover art: 🤖 AI-made (OpenAI)
About the song
Here it is, the moment we all feared. That's right, this is the original song. I mean... it was meant a little bit as a cute joke, but the lyr...
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Unleashing Creativity: The Story Behind 'When We're Together' Original Song
Melody: 😀 Human-made Lyrics: 😀 Human-made Music production: 😀 Human-made (I'm singing) Cover art: 🤖 AI-made (OpenAI) About the song Here it is, the moment we all feared. That...
https://www.roastdev.com/post/unleashing-creativity-the-story-behind-when-we-re-together-original-song
If you use Windows daily, chances are you rely on screenshots more than you realize. Microsoft’s built-in Snipping Tool works in a pinch, but when you need speed, polish, and flexibility, it starts to fall short.That’s why I built Snipper — a lightweight screenshot app for Windows designed for...
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Snipper: The Ultimate Windows Screenshot Tool to Boost Your Productivity
If you use Windows daily, chances are you rely on screenshots more than you realize. Microsoft’s built-in Snipping Tool works in a pinch, but when you need speed, polish, and flexibility, it starts ...
https://www.roastdev.com/post/snipper-the-ultimate-windows-screenshot-tool-to-boost-your-productivity
The Subsets Pattern is widely used in combinatorial problems where we need to explore all combinations, subsets, or decisions (take/not take).
Amazon often uses this to test recursion + backtracking + BFS/DFS skills.
🔑 When to Use Subsets Pattern?
Generate all subsets / combinations of a...
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🚀 Unlocking the Power Set: Master Subsets Pattern for Amazon Interviews (Day 10)
The Subsets Pattern is widely used in combinatorial problems where we need to explore all combinations, subsets, or decisions (take/not take). Amazon often uses this to test recursion + backtracking +...
https://www.roastdev.com/post/unlocking-the-power-set-master-subsets-pattern-for-amazon-interviews-day-10
When we talk about Artificial Intelligence in healthcare, the first thing that comes to mind is usually accuracy. We want the model to predict correctly, whether it’s diagnosing eye diseases, classifying scans, or detecting early signs of Alzheimer’s.But here’s the truth I learned in my projec...
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Unlocking AI Trust: How Grad-CAM Reveals Alzheimer’s Prediction Secrets
When we talk about Artificial Intelligence in healthcare, the first thing that comes to mind is usually accuracy. We want the model to predict correctly, whether it’s diagnosing eye diseases, classi...
https://www.roastdev.com/post/unlocking-ai-trust-how-grad-cam-reveals-alzheimer-s-prediction-secrets
ScrollX UI: an open-source component library with 60+ animated, customizable components for modern web applications. Built for developers working with Next.js and TypeScript projects.Features:🎨 Complete collection of interactive UI elements with smooth animations🔧 Full source code access with ...
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ScrollX UI: Unleash Stunning Animated Components for Next.js Powerhouses
ScrollX UI: an open-source component library with 60+ animated, customizable components for modern web applications. Built for developers working with Next.js and TypeScript projects.Features:🎨 Com...
https://www.roastdev.com/post/scrollx-ui-unleash-stunning-animated-components-for-next-js-powerhouses
Welcome to Day 2 of our LangChain + AWS Bedrock journey! Today we dive into the art and science of prompt engineering - the skill that transforms simple text into powerful AI interactions.
What We'll Learn Today
Zero-shot prompting: Getting results without examples
Few-shot prompting: Lea...
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Day 2: Unleash AI Power with Prompt Engineering Secrets Using LangChain
Welcome to Day 2 of our LangChain + AWS Bedrock journey! Today we dive into the art and science of prompt engineering - the skill that transforms simple text into powerful AI interactions. Wha...
https://www.roastdev.com/post/day-2-unleash-ai-power-with-prompt-engineering-secrets-using-langchain
Hey there! Welcome to my journey of learning LangChain with AWS Bedrock. I'm documenting everything as I go, so you can learn alongside me. Today was my first day diving into this fascinating world of AI models, and honestly, it felt like having a conversation with the future.Quick Setup Note: I'm u...
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Day 1 Unlocked: Diving into LangChain with Claude and Titan on AWS Bedrock
Hey there! Welcome to my journey of learning LangChain with AWS Bedrock. I'm documenting everything as I go, so you can learn alongside me. Today was my first day diving into this fascinating world of...
https://www.roastdev.com/post/day-1-unlocked-diving-into-langchain-with-claude-and-titan-on-aws-bedrockFansBook
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