Imran PollobImran Pollob's portfolio and tech blog: Researching Blockchain Security and developing smart contract vulnerability detection tools. Over 5 years of experience as a software engineer with diverse tech stacks.https://imranpollob.com/LeetCode: 3. Longest Substring Without Repeating Charactershttps://imranpollob.com/projects/leetcode/longest-substring-without-repeating-characters/https://imranpollob.com/projects/leetcode/longest-substring-without-repeating-characters/Thu, 19 Feb 2026 00:00:00 GMTMachine Learning Paradigms (PDF)https://imranpollob.com/projects/ai/19-machine-learning-paradigms-pdf/https://imranpollob.com/projects/ai/19-machine-learning-paradigms-pdf/A downloadable and previewable PDF guide on machine learning paradigms.Tue, 17 Feb 2026 00:00:00 GMT18. Learning to Rank — Building Smarter Personalized Feedshttps://imranpollob.com/projects/ai/18-learning-to-rank/https://imranpollob.com/projects/ai/18-learning-to-rank/Sat, 18 Oct 2025 00:00:00 GMT17. Recommender Systems – Collaborative vs. Content Filteringhttps://imranpollob.com/projects/ai/17-collaborative-and-content-based-filtering/https://imranpollob.com/projects/ai/17-collaborative-and-content-based-filtering/Fri, 17 Oct 2025 00:00:00 GMT16. Generative Adversarial Networks (GANs)https://imranpollob.com/projects/ai/16-generative-adversarial-neural-networks/https://imranpollob.com/projects/ai/16-generative-adversarial-neural-networks/Thu, 16 Oct 2025 00:00:00 GMT15. Understanding Recurrent Neural Networks (RNNs)https://imranpollob.com/projects/ai/15-recurrent-neural-networks/https://imranpollob.com/projects/ai/15-recurrent-neural-networks/Wed, 15 Oct 2025 00:00:00 GMT14. Seeing the World Through Convolutional Neural Networkshttps://imranpollob.com/projects/ai/14-convolutional-neural-networks/https://imranpollob.com/projects/ai/14-convolutional-neural-networks/Tue, 14 Oct 2025 00:00:00 GMT13. Understanding Neural Networkshttps://imranpollob.com/projects/ai/13-neural-networks/https://imranpollob.com/projects/ai/13-neural-networks/Mon, 13 Oct 2025 00:00:00 GMT12 Discovering Hidden Patterns with Singular Value Decomposition (SVD)https://imranpollob.com/projects/ai/12-singular-value-decomposition/https://imranpollob.com/projects/ai/12-singular-value-decomposition/Sun, 12 Oct 2025 00:00:00 GMT11. K-Means Clustering Explainedhttps://imranpollob.com/projects/ai/11-k-means-clustering/https://imranpollob.com/projects/ai/11-k-means-clustering/Sat, 11 Oct 2025 00:00:00 GMT10. Understanding Support Vector Machines (SVM)https://imranpollob.com/projects/ai/10-support-vector-machine/https://imranpollob.com/projects/ai/10-support-vector-machine/Fri, 10 Oct 2025 00:00:00 GMT9. Logistic Regression: Predicting Power Outages with Probabilitieshttps://imranpollob.com/projects/ai/9-logistic-regression/https://imranpollob.com/projects/ai/9-logistic-regression/Thu, 09 Oct 2025 00:00:00 GMT8. Understanding Linear Regressionhttps://imranpollob.com/projects/ai/8-linear-regression/https://imranpollob.com/projects/ai/8-linear-regression/Wed, 08 Oct 2025 00:00:00 GMT7. Decision Trees Explainedhttps://imranpollob.com/projects/ai/7-decision-trees/https://imranpollob.com/projects/ai/7-decision-trees/Tue, 07 Oct 2025 00:00:00 GMT6. Understanding K-Nearest Neighbors (KNN)https://imranpollob.com/projects/ai/6-k-nearest-neighbors/https://imranpollob.com/projects/ai/6-k-nearest-neighbors/Mon, 06 Oct 2025 00:00:00 GMT5. Understanding Multinomial and Gaussian Naive Bayeshttps://imranpollob.com/projects/ai/5-naive-bayes-optimizations/https://imranpollob.com/projects/ai/5-naive-bayes-optimizations/Sun, 05 Oct 2025 00:00:00 GMT4. Understanding Model Performance in Machine Learninghttps://imranpollob.com/projects/ai/4-performance/https://imranpollob.com/projects/ai/4-performance/Sat, 04 Oct 2025 00:00:00 GMT3. Understanding the Naive Bayes Classifierhttps://imranpollob.com/projects/ai/3-naive-bayes/https://imranpollob.com/projects/ai/3-naive-bayes/Fri, 03 Oct 2025 00:00:00 GMT2. Prerequisites for Machine Learning Crash Coursehttps://imranpollob.com/projects/ai/2-prerequisites/https://imranpollob.com/projects/ai/2-prerequisites/Thu, 02 Oct 2025 00:00:00 GMT1. Machine Learning Crash Course Introductionhttps://imranpollob.com/projects/ai/1-introduction/https://imranpollob.com/projects/ai/1-introduction/Wed, 01 Oct 2025 00:00:00 GMTMachine Learning Crash Coursehttps://imranpollob.com/projects/ai/0-machine-learning-crash-course/https://imranpollob.com/projects/ai/0-machine-learning-crash-course/The complete ML series, from regression to deep learningTue, 30 Sep 2025 00:00:00 GMTProof of Stake Explainedhttps://imranpollob.com/projects/blockchain-fundamentals/09-proof-of-stake-explained/https://imranpollob.com/projects/blockchain-fundamentals/09-proof-of-stake-explained/Mon, 15 Sep 2025 00:00:00 GMTProof of Work Explainedhttps://imranpollob.com/projects/blockchain-fundamentals/08-proof-of-work-explained/https://imranpollob.com/projects/blockchain-fundamentals/08-proof-of-work-explained/Sun, 14 Sep 2025 00:00:00 GMTBlockchain Security: Common Threats and How They’re Preventedhttps://imranpollob.com/projects/blockchain-fundamentals/07-blockchain-security-common-threats-and-how-they-re-prevented/https://imranpollob.com/projects/blockchain-fundamentals/07-blockchain-security-common-threats-and-how-they-re-prevented/Sat, 13 Sep 2025 00:00:00 GMTThe Anatomy of a Block: How Blockchain Stores and Secures Datahttps://imranpollob.com/projects/blockchain-fundamentals/06-the-anatomy-of-a-block-how-blockchain-stores-and-secures-data/https://imranpollob.com/projects/blockchain-fundamentals/06-the-anatomy-of-a-block-how-blockchain-stores-and-secures-data/Fri, 12 Sep 2025 00:00:00 GMTBlockchain Transactions: Structure, Verification, and Securityhttps://imranpollob.com/projects/blockchain-fundamentals/05-blockchain-transactions-structure-verification-and-security/https://imranpollob.com/projects/blockchain-fundamentals/05-blockchain-transactions-structure-verification-and-security/Thu, 11 Sep 2025 00:00:00 GMTWallets in Blockchain: How It Works and How to Keep It Safehttps://imranpollob.com/projects/blockchain-fundamentals/04-wallets-in-blockchain-how-it-works-and-how-to-keep-it-safe/https://imranpollob.com/projects/blockchain-fundamentals/04-wallets-in-blockchain-how-it-works-and-how-to-keep-it-safe/Wed, 10 Sep 2025 00:00:00 GMTLedgers in Blockchain: How Transactions Are Trackedhttps://imranpollob.com/projects/blockchain-fundamentals/03-ledgers-in-blockchain-how-transactions-are-tracked/https://imranpollob.com/projects/blockchain-fundamentals/03-ledgers-in-blockchain-how-transactions-are-tracked/Tue, 09 Sep 2025 00:00:00 GMTCentralized vs Decentralized: Understanding the Core Differencehttps://imranpollob.com/projects/blockchain-fundamentals/02-centralized-vs-decentralized-understanding-the-core-difference/https://imranpollob.com/projects/blockchain-fundamentals/02-centralized-vs-decentralized-understanding-the-core-difference/Mon, 08 Sep 2025 00:00:00 GMTThe Evolution of the Web: Web1 → Web2 → Web3https://imranpollob.com/projects/blockchain-fundamentals/01-the-evolution-of-the-web-web1-web2-web3/https://imranpollob.com/projects/blockchain-fundamentals/01-the-evolution-of-the-web-web1-web2-web3/Sun, 07 Sep 2025 00:00:00 GMTBlockchain Crash Coursehttps://imranpollob.com/projects/blockchain-fundamentals/00-blockchain-crash-course/https://imranpollob.com/projects/blockchain-fundamentals/00-blockchain-crash-course/Learn Blockchain, Ethereum, Smart Contracts, and core DeFi conceptsSat, 06 Sep 2025 00:00:00 GMTSystem Design Interview Serieshttps://imranpollob.com/projects/system-design/00-system-design-interview-series/https://imranpollob.com/projects/system-design/00-system-design-interview-series/Crack the System Design Interview with Real-World SolutionsThu, 04 Sep 2025 00:00:00 GMTSystem Design Interview: Understanding Proxieshttps://imranpollob.com/projects/system-design/02-system-design-interview-understanding-proxies/https://imranpollob.com/projects/system-design/02-system-design-interview-understanding-proxies/Fri, 28 Jun 2024 00:00:00 GMTSystem Design Interview: Understanding Load Balancershttps://imranpollob.com/projects/system-design/01-system-design-interview-understanding-load-balancers/https://imranpollob.com/projects/system-design/01-system-design-interview-understanding-load-balancers/Wed, 26 Jun 2024 00:00:00 GMTUnderstanding Blockchain Blockshttps://imranpollob.com/projects/blockchain-fundamentals-additional/03-understanding-blockchain-blocks/https://imranpollob.com/projects/blockchain-fundamentals-additional/03-understanding-blockchain-blocks/Fri, 14 Jun 2024 00:00:00 GMTBlockchain Accounting Models: Account-Based and UTXO-Basedhttps://imranpollob.com/projects/blockchain-fundamentals-additional/01-blockchain-accounting-models-account-based-and-utxo-based/https://imranpollob.com/projects/blockchain-fundamentals-additional/01-blockchain-accounting-models-account-based-and-utxo-based/Wed, 15 May 2024 00:00:00 GMT