Shoaib's learning blog, notes, experiments and projects on Data Science, Machine Learning, Deep Learning, and Artificial Intelligence.https://shoaibakthar.com/https://shoaibakthar.com/blog/building-fastapi-backend-with-supabase/https://shoaibakthar.com/blog/building-fastapi-backend-with-supabase/Building a FastAPI Backend with Supabase: Connections, GET vs POST, and JWT SecurityMon, 12 Oct 2026 00:00:00 GMThttps://shoaibakthar.com/blog/what-is-jev/https://shoaibakthar.com/blog/what-is-jev/What it is and what's the hype is all about.Wed, 23 Sep 2026 00:00:00 GMThttps://shoaibakthar.com/blog/finding-best-free-tech-stack-for-web-apps/https://shoaibakthar.com/blog/finding-best-free-tech-stack-for-web-apps/Sun, 20 Sep 2026 00:00:00 GMThttps://shoaibakthar.com/blog/understanding-a-python-configuration-class-from-environment-variables-to-frozen-dataclasses/https://shoaibakthar.com/blog/understanding-a-python-configuration-class-from-environment-variables-to-frozen-dataclasses/Deep dive into building robust, type-safe, immutable application configuration classes in modern Python.Thu, 17 Sep 2026 00:00:00 GMThttps://shoaibakthar.com/blog/understanding-dataclass-from-first-principles/https://shoaibakthar.com/blog/understanding-dataclass-from-first-principles/Understanding how Python dataclasses work under the hood, why they exist, and how they reduce boilerplate.Thu, 17 Sep 2026 00:00:00 GMThttps://shoaibakthar.com/blog/why-from-__future__-import-annotations-exists/https://shoaibakthar.com/blog/why-from-__future__-import-annotations-exists/Explaining deferred type evaluation in Python, PEP 563, and why from __future__ import annotations is essential.Thu, 17 Sep 2026 00:00:00 GMThttps://shoaibakthar.com/blog/understanding-gridsearchcv/https://shoaibakthar.com/blog/understanding-gridsearchcv/A clear explanation of hyperparameter optimization and cross-validation using Scikit-learn GridSearchCV.Tue, 30 Jun 2026 00:00:00 GMThttps://shoaibakthar.com/blog/fabric-key-concepts/https://shoaibakthar.com/blog/fabric-key-concepts/Sun, 28 Jun 2026 00:00:00 GMThttps://shoaibakthar.com/blog/why-subtract-3-in-word-index-in-IMDb-dataset-tensorflow/https://shoaibakthar.com/blog/why-subtract-3-in-word-index-in-IMDb-dataset-tensorflow/Solving the common mystery of why index 3 must be offset when decoding sequences in Keras IMDb reviews.Sat, 20 Dec 2025 00:00:00 GMThttps://shoaibakthar.com/blog/top50-pbi-qns/https://shoaibakthar.com/blog/top50-pbi-qns/Curated compilation of top 50 Power BI interview questions, core concepts, and practical answers for data analysts.Thu, 04 Sep 2025 00:00:00 GMThttps://shoaibakthar.com/blog/import-to-postgresql/https://shoaibakthar.com/blog/import-to-postgresql/Practical guide to importing CSV files and external data into PostgreSQL using psql, COPY command, and pgAdmin.Sat, 19 Jul 2025 00:00:00 GMThttps://shoaibakthar.com/blog/use-prompt-flow-to-manage-conversation-in-chat-app/https://shoaibakthar.com/blog/use-prompt-flow-to-manage-conversation-in-chat-app/Connecting external enterprise data to language models using Retrieval-Augmented Generation (RAG) in Azure AI.Sat, 03 May 2025 00:00:00 GMThttps://shoaibakthar.com/blog/create-a-generative-ai-app-that-uses-your-own-data/https://shoaibakthar.com/blog/create-a-generative-ai-app-that-uses-your-own-data/Fine-tuning foundational models and configuring Azure Content Safety filters to ensure responsible AI deployments.Sat, 03 May 2025 00:00:00 GMThttps://shoaibakthar.com/blog/fine-tune-apply-content-filter-lang-model/https://shoaibakthar.com/blog/fine-tune-apply-content-filter-lang-model/Building multimodal applications using vision-enabled language models to process text and images simultaneously.Sat, 03 May 2025 00:00:00 GMThttps://shoaibakthar.com/blog/choose-and-deploy-a-language-model/https://shoaibakthar.com/blog/choose-and-deploy-a-language-model/How to browse, evaluate, select, and deploy large language models in Azure AI Studio for production endpoints.Thu, 01 May 2025 00:00:00 GMThttps://shoaibakthar.com/blog/develop-a-multimodal-generative-ai-app/https://shoaibakthar.com/blog/develop-a-multimodal-generative-ai-app/Designing, running, and managing conversation history in chat applications using Azure Prompt Flow.Thu, 01 May 2025 00:00:00 GMThttps://shoaibakthar.com/blog/prepare-for-an-ai-development-project/https://shoaibakthar.com/blog/prepare-for-an-ai-development-project/Preparing your Azure environment, provisioning hubs and projects, and setting up role-based access for AI development.Wed, 30 Apr 2025 00:00:00 GMThttps://shoaibakthar.com/blog/what-is-azure-ai-foundry/https://shoaibakthar.com/blog/what-is-azure-ai-foundry/An introductory guide to Azure AI Foundry, exploring foundational models, safety evaluation, and enterprise AI app development.Tue, 29 Apr 2025 00:00:00 GMThttps://shoaibakthar.com/blog/create-and-manage-azure-resources/https://shoaibakthar.com/blog/create-and-manage-azure-resources/Best practices for structuring management groups, subscriptions, resource groups, and tagging in Microsoft Azure.Mon, 28 Apr 2025 00:00:00 GMThttps://shoaibakthar.com/blog/dp-100-preparation-notes/https://shoaibakthar.com/blog/dp-100-preparation-notes/Study notes and key topic summaries for the Microsoft Azure Data Scientist Associate (DP-100) certification.Sat, 05 Apr 2025 00:00:00 GMThttps://shoaibakthar.com/blog/15-days-of-dax-series/https://shoaibakthar.com/blog/15-days-of-dax-series/A 15-day progressive guide to mastering Data Analysis Expressions (DAX) in Microsoft Power BI.Sun, 09 Mar 2025 00:00:00 GMThttps://shoaibakthar.com/blog/ai-900-preparation-notes/https://shoaibakthar.com/blog/ai-900-preparation-notes/Comprehensive preparation notes and key concept summaries for passing the Microsoft AI-900 certification exam.Thu, 06 Mar 2025 00:00:00 GMThttps://shoaibakthar.com/blog/powerbi-certified/https://shoaibakthar.com/blog/powerbi-certified/Reflections and study roadmap on achieving the Microsoft Certified: Power BI Data Analyst Associate (PL-300) credential.Sun, 23 Feb 2025 00:00:00 GMThttps://shoaibakthar.com/blog/dp-900-practice-questions/https://shoaibakthar.com/blog/dp-900-practice-questions/Practice questions and concept breakdowns for the Microsoft Certified: Azure Data Fundamentals (DP-900) exam.Thu, 23 Jan 2025 00:00:00 GMThttps://shoaibakthar.com/blog/az-900-practice-questions/https://shoaibakthar.com/blog/az-900-practice-questions/Curated practice questions and explanations covering core Azure architecture, governance, and cloud services.Sat, 18 Jan 2025 00:00:00 GMThttps://shoaibakthar.com/blog/importing-excel-data-into-sharepoint-list-using-power-automate/https://shoaibakthar.com/blog/importing-excel-data-into-sharepoint-list-using-power-automate/Step-by-step automated workflow to parse Excel rows and synchronize them into a SharePoint Online list.Wed, 15 Jan 2025 00:00:00 GMThttps://shoaibakthar.com/blog/my-first-app-in-power-apps/https://shoaibakthar.com/blog/my-first-app-in-power-apps/Building my first low-code business application using Microsoft Power Apps and cloud data sources.Fri, 27 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/azure-data-flow-conditional-flatten/https://shoaibakthar.com/blog/azure-data-flow-conditional-flatten/Techniques for unrolling and flattening complex nested arrays and JSON structures conditionally in Azure Data Factory.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/azure-data-flow-conditional-split/https://shoaibakthar.com/blog/azure-data-flow-conditional-split/Routing data rows to different stream destinations based on specific business rule conditions in Azure Data Flow.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/azure-data-flow-derived-columns/https://shoaibakthar.com/blog/azure-data-flow-derived-columns/Creating new columns, modifying schema types, and applying expressions using derived column transformations.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/configuring-azure-data-flow-error-handling/https://shoaibakthar.com/blog/configuring-azure-data-flow-error-handling/Robust design patterns for handling bad data rows, logging failed records, and ensuring pipeline resilience.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/handling-duplicate-data-in-azure-data-flows/https://shoaibakthar.com/blog/handling-duplicate-data-in-azure-data-flows/Eliminating duplicate rows and retaining latest records using Aggregate and Window transformations in Data Flow.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/storage-blob-in-azure/https://shoaibakthar.com/blog/storage-blob-in-azure/Overview of Azure Blob storage tiers, container structures, and access tiers for unstructured data.Fri, 20 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/configure-hierarchical-namespace-azure-data-lake/https://shoaibakthar.com/blog/configure-hierarchical-namespace-azure-data-lake/Understanding ADLS Gen2 hierarchical namespace, folder-level operations, and POSIX-like access controls.Thu, 19 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/enable-security-for-azure-data-lake/https://shoaibakthar.com/blog/enable-security-for-azure-data-lake/Configuring enterprise security for Azure Data Lake Storage Gen2 with Role-Based Access Control and ACLs.Thu, 19 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/pricing-calculator-in-azure/https://shoaibakthar.com/blog/pricing-calculator-in-azure/How to accurately estimate, plan, and forecast cloud infrastructure expenditures using the Azure Pricing Calculator.Wed, 18 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/resource-lock-in-azure/https://shoaibakthar.com/blog/resource-lock-in-azure/Preventing accidental deletion or modification of mission-critical cloud resources using Azure Resource Locks.Wed, 18 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/tco-calculator-in-azure/https://shoaibakthar.com/blog/tco-calculator-in-azure/Evaluating total cost of ownership, on-premises vs cloud ROI, and migration savings with the Azure TCO Calculator.Tue, 17 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/azure-virtual-machine/https://shoaibakthar.com/blog/azure-virtual-machine/Provisioning, configuring, sizing, and securing virtual machines in Microsoft Azure cloud infrastructure.Sun, 15 Dec 2024 00:00:00 GMThttps://shoaibakthar.com/blog/sampling-distributions/https://shoaibakthar.com/blog/sampling-distributions/Foundational concepts in statistical inference, sampling distribution of the mean, and the Central Limit Theorem.Sat, 19 Oct 2024 00:00:00 GMT