Articles by Deepak Tewatia

How Perplexity's cited answers work, what Comet, Computer and Personal Computer do, what each plan costs, and how to call its Search and Agent APIs from code.

Learn how retrieval-augmented generation grounds an LLM in your own data, build a working RAG app in C#, and know when to add hybrid search, GraphRAG or evals.

Learn what Meta Muse covers: the US-only Muse agent app, the Spark, Image, Wonder and open-weight models, how to call them from code, and the limits to know.

DLSS 5 relights each finished game frame with AI. Learn which RTX GPUs and games support it, how to turn it on, and what it costs in frame rate and latency.

Install Claude Code, teach it your project with CLAUDE.md, skills and hooks, control what it may run, pick a plan, and compare it with Cursor and Copilot.

What Windows 11 26H2 actually changes, how to install the enablement package, how long each edition is supported, and what admins must fix before rollout.

Learn how MCP servers expose tools to Claude, Copilot and ChatGPT, what the stateless 2026-07-28 spec changed, and how to build, connect and secure one in C#.

Log in to your router at 192.168.1.1, find the real gateway address when that page won't open, fix common typos, and secure the admin panel once you're in.

See where .NET 11 gets its speed, from the JIT and runtime async to LINQ, regex and networking, and how to benchmark those gains on your code before upgrading.

What GPT-6 Astra is, how it compares with Sol, Terra and Luna, which ChatGPT plans include it, what the API costs, and when the extra price actually pays off.

Learn the difference between authentication and authorization with simple examples, ASP.NET Core code, JWT, roles, permissions, and 401 vs 403 status codes.

Learn what middleware is, how it works in the ASP.NET Core request and response pipeline, and how to use middleware for authentication, authorization, logging, error handling, CORS, rate limiting, and more.

Learn how to generate PDF reports from JavaScript-based dashboards in .NET 10 using PuppeteerSharp and IronPDF. Compare both approaches, understand their architecture, and see how they perform when rendering thousands of reports at scale.

Compare NReco.PdfGenerator vs IronPDF for .NET report generation. Choose based on modern CSS, cross-platform needs, or security posture.

Optimize Docker builds by leveraging BuildKit cache mounts, multi-stage builds, and layer caching for faster deployments and reduced bandwidth.

Managing Excel files and Excel data is the lingua franca of internal business operations. Every line-of-business project eventually has to read and write them, export data, or convert Excel documents to another structured format. The library you pick shapes your deployment target, your licensing overhead, and how often your team chases down obscure format edge cases.

Selecting the right domain name is crucial for online success. This guide covers essential steps, from defining your site's purpose to securing your chosen name.