//devdigest

⚡️ When AI Outgrows Its Own Context Window Developers are hitting a new scaling wall: large codebases that no longer fit inside an LLM’s context window. As projects grow, models struggle to reason across entire architectures without breaking things. It’s a sharp reminder that AI coding tools aren’t infinite—they’re bounded by their own memory. ♻️ Subscribe for free now!

⚡️ F# gets a power boost with Lattice The latest F# Weekly spotlights Lattice — a step up for developers seeking more expressive and scalable functional code. The new framework sharpens F#’s edge in high-performance data workflows, making typed functional programming even more capable in production-grade environments. ♻️ Subscribe for free now!

⚡️ Azure Developer CLI boosts config power and speed The January 2026 update of Azure Developer CLI (azd) focuses on sharper configuration control and measurable performance gains. Microsoft’s developer tool now streamlines environment setup and deployment, cutting friction for cloud projects built on Azure. ♻️ Subscribe for free now!

⚡️ January 2026 Azure SDK Release Highlights Microsoft ships its January 2026 Azure SDK update, keeping the monthly cadence that developers rely on for cloud stability. The release brings fresh libraries and API updates across services, reinforcing the company’s push for predictable, developer-first iteration in the Azure ecosystem. ♻️ Subscribe for free now!

⚡️ JetBrains ships 2025.3 update for .NET tools Rider, ReSharper, and the full .NET toolchain just got a 2025.3 refresh. The update improves stability and adds refinements across the stack, including tighter ACP agent integration. Developers can install it right from within the IDE or via JetBrains Toolbox for a smoother upgrade path. ♻️ Subscribe for free now!

⚡️ ReSharper and Rider 2025.3.2 Bring Polished .NET Updates JetBrains rolls out version 2025.3.2 of ReSharper, Rider, and .NET tools — a maintenance release that sharpens stability and workflow integration. Users can grab the update directly from within their IDEs, the Toolbox app, or the JetBrains site. ♻️ Subscribe for free now!

⚡️ Building Agentic Apps with Cosmos DB and LangChain.js Episode 111 of Azure Cosmos DB TV dives into how developers can run agent-powered applications on a fully serverless stack. Mark Brown and Yohan Lasorsa show an end-to-end case where transactional data and AI-driven experiences live seamlessly in one platform — no extra infrastructure, no operational drag. ♻️ Subscribe for free now!

⚡️ GitHub Copilot Turns Pro for Azure Cosmos DB With the Azure Cosmos DB Agent Kit, GitHub Copilot CLI can now act as an infrastructure-savvy assistant that truly understands Microsoft’s cloud database. In seconds, it learns best practices to review and optimize Terraform, Bicep, Docker, and CI/CD setups right from the terminal — making AI a genuine part of infra engineering workflow. ♻️ Subscribe for free now!

⚡️ Copilot Learns Cosmos DB in Under a Minute GitHub Copilot CLI can now act as a true Azure Cosmos DB expert with the new Agent Kit. Load it once, and it knows how to review, generate, and optimize Terraform, Bicep, Docker, and CI/CD configs — all from your terminal. AI-driven infrastructure just got a serious upgrade. ♻️ Subscribe for free now!

⚡️ .NET AI Essentials redefines intelligent app building Microsoft’s new Microsoft.Extensions.AI library gives developers a unified API to build AI-driven .NET apps — no matter which LLM provider they choose. One interface ties together middleware, telemetry, and structured outputs, streamlining the path to production-grade generative solutions. ♻️ Subscribe for free now!

⚡️ Visual Studio adds long‑awaited editor controls The January update brings long‑requested tweaks that give developers finer control over how the Visual Studio editor looks and feels. A modest release on paper, but a meaningful one for anyone who lives in the IDE daily — more personalization, less friction, and smoother flow. ♻️ Subscribe for free now!

⚡️ Building Custom Metrics with System.Diagnostics.Metrics Microsoft’s System.Diagnostics.Metrics API gives .NET developers a first-class way to define and consume custom metrics. The post walks through creating metrics and visualizing them via dotnet-counters — a clean, modern approach to real-time observability baked right into the .NET ecosystem. ♻️ Subscribe for free now!

⚡️ Budget Bytes: AI Apps That Won’t Break the Bank Microsoft’s new Budget Bytes series shows developers how to build production-grade AI apps on Azure for under $25. It’s a hands-on push toward making cloud intelligence accessible — because learning AI shouldn’t drain your wallet. ♻️ Subscribe for free now!

⚡️ .NET 10 and AI Take Center Stage at NDC London 2026 Microsoft is bringing the .NET team to NDC London 2026 for deep dives into .NET 10, Azure, and AI-driven development. Expect hands-on sessions and one-on-one meetups that showcase how the .NET ecosystem is evolving toward a more intelligent, cloud-connected future. ♻️ Subscribe for free now!

⚡️ Maia 200: Microsoft's new AI inference engine Microsoft unveils Maia 200, a purpose-built AI accelerator designed to slash the cost and boost the efficiency of token generation. The chip targets one of the most expensive steps in large-scale AI deployment — inference — signaling a sharper focus on performance-per-dollar in enterprise AI workloads. ♻️ Subscribe for free now!

⚡️ Rider turbocharges Unreal variable inspection JetBrains rebuilt Rider’s expression evaluator for Unreal Engine debugging — and it’s not a subtle boost. Variable inspection now runs up to 87× faster on warm runs and 16× faster on cold ones. For developers used to sluggish symbol expansion, this update turns a coffee-break wait into an instant look under the hood. ♻️ Subscribe for free now!

⚡️ Debug logging arrives in GitHub CLI The GitHub CLI now makes troubleshooting simpler with built-in debug logging. Developers can finally trace command behavior and decode issues like 403 errors directly from the terminal—no more blind guessing when API calls misfire. ♻️ Subscribe for free now!

⚡️ AI-Generated Tests Challenge TDD Orthodoxy Developers are turning to large language models to write automated tests — not as a replacement for discipline, but as a new kind of ceremony. The piece asks a sharp question: can LLM‑driven test generation be epistemologically sound, or are we just outsourcing our rigor to the machine? ♻️ Subscribe for free now!

⚡️ F# community gears up for 2026 (un)conference The F# community is exploring plans for a dedicated 2026 event — possibly in an unconference format. While details are still forming, the momentum signals rising energy around the language’s ecosystem and a push for deeper in-person collaboration among developers. ♻️ Subscribe for free now!

⚡️ Supercharging AI Agents with Azure Cosmos DB Episode 110 of Azure Cosmos DB TV dives into the MCP Toolkit that redefines how developers connect AI agents to live operational data. Mark Brown and Sajeetharan Sinnathurai unpack how this toolkit streamlines integration and scalability—finally bringing data consistency and security to the heart of agentic AI systems. ♻️ Subscribe for free now!