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When populating collections in .NET, choosing the right bulk operation improves both clarity and efficiency. Methods like AddRange() and InsertRange() allow multiple items to be added in a single call, reducing overhead compared to repeated individual inserts and clearly expressing intent. When combined with proper …
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The term “dark factory” comes from manufacturing. It refers to a factory that is so automated it can run with the lights off. No people walking the floor. No operators watching machines. No manual handoffs between stations. The machines do the work, the systems coordinate the flow, and humans step in only when …
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Learn LINQ projection in C# with Select, SelectMany, and the .NET 9 Index() method. Covers anonymous types, records, flattening nested collections, and real examples. Link to article: https://www.devleader.ca/2026/05/09/linq-projection-in-c-select-selectmany-and-flattening-collections
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Compare bridge vs adapter pattern in C# with side-by-side code examples, key structural differences, and guidance on when to use each. Link to article: https://www.devleader.ca/2026/05/09/bridge-vs-adapter-pattern-in-c-key-differences-explained
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Most teams reach for v2 too early because they don't have a contract evolution strategy. Here's the API change management approach I prefer: evolve contracts safely, deprecate deliberately, and version only when the old and new worlds can't coexist. Link to article: …
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We are excited to announce the General Availability (GA) of AI_GENERATE_EMBEDDINGS and CREATE Link to article: https://devblogs.microsoft.com/azure-sql/generate-embeddings-function-and-external-model-object-support-are-now-generally-available-in-azure-sql
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Learn LINQ filtering in C# with Where, Any, All, Contains, and OfType. Covers compound predicates, null handling, and performance tips with .NET 6-9 examples. Link to article: https://www.devleader.ca/2026/05/08/linq-filtering-in-c-where-any-all-contains-and-oftype
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Today we're announcing the public preview of the Microsoft 365 Copilot Agent Evaluations tool. The Agent Evaluations CLI tool helps developer Link to article: https://devblogs.microsoft.com/microsoft365dev/announcing-the-public-preview-of-the-microsoft-365-copilot-agent-evaluations-tool
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A new release of the Microsoft build of Go including security fixes is now available for download. For more information about this release and the changes included, see the table below: Microsoft Release Upstream Tag Link to article: …
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A customer was using ReadDirectoryChangesW to monitor the contents of a directory, and they were concerned about the FILE_ACTION_RENAMED_OLD_FILE and FILE_ACTION_RENAMED_NEW_FILE pair of actions. The documentation doesn't guarantee that the tw Link to article: …
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In this post, we'll explore how we built a proof-of-concept that converts natural language queries into executable seismic workflows while providing a question-answering capability for Halliburton's Seismic Engine tools and documentation. We'll cover the technical details of the solution, share evaluation results …
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Master the flyweight design pattern in C# with practical examples showing shared state optimization, memory reduction, and object pool management. Link to article: https://www.devleader.ca/2026/05/08/flyweight-design-pattern-in-c-complete-guide-with-examples
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How OpenAI runs Codex securely with sandboxing, approvals, network policies, and agent-native telemetry to support safe and compliant coding agent adoption. Link to article: https://openai.com/index/running-codex-safely
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A Tour of the Handoff Orchestration Pattern Most multi-agent systems start out simple: a router agent receives a user request, picks the right specialist, and forwards the conversation. As long as each specialist can complete its task in one pass, that model wor Link to article: …
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We're excited to announce the general availability (GA) of the mailbox import and export Microsoft Graph APIs. After a successful public preview period, these APIs are now ready for production use, enabling organizations and developers worldwide to efficiently manage, migrate, and integrate mailbox data in Exchange O …
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If you ever built an AI agent demo, you probably had this moment. Everything works: the agent interprets natural language, calls the right tools, and returns the right data. Then you start designing for the real users of the app. You think about data boundaries: what if someone tries to get data they're not supposed to …
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A post on Medium was shared with me by a member of my channel. A team went all in on event-driven architecture, and now they feel like they can’t debug anything. I get it, debugging event-driven systems can seem challenging. But it’s not directly because of event-driven architecture. It’s because of their …
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Master LINQ in C# with this complete guide covering filtering, projection, ordering, grouping, joins, and every new operator added in .NET 6 through .NET 10. Link to article: https://www.devleader.ca/2026/05/07/linq-in-c-complete-guide-to-language-integrated-query-net-69
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A few months ago, we shared How Copilot Studio uses .NET and WebAssembly for performance and innovation, describing how Microsoft Copilot Studio runs C# in the browser via .NET Link to article: https://devblogs.microsoft.com/dotnet/copilot-studio-dotnet-10-migration
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Aspire 13.3 is here, and even though it's only been five weeks since 13.2, this one is still packed. We have the new Aspireify skill for agent-assisted onboarding. We have command results that bring structured output from resource commands into the dashboard, CLI, MCP tools, and integrations. We have browser logs, …
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