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Ask Mode vs Agent Mode - Choosing the Right Copilot Experience for .NET
GitHub Copilot Chat offers two powerful modes, Ask Mode and Agent Mode, that can dramatically accelerate your development. Learn when to use each mode to get the most out of this tool.
Read moreBuild Smarter with the Microsoft 365 Agents Toolkit MCP Server
As AI agents become central to how we build and interact with modern productivity apps, developers need tools that are flexible, standard-based, and deeply integrated with AI. That’s where the Microsoft 365 Agents Toolkit MCP Server comes in.
This is a local Model Context...
Read moreAzure Developer CLI: From Dev to Prod with One Click
This post walks through how to implement a "build once, deploy everywhere" pattern using Azure Developer CLI (azd) that provisions environment-specific infrastructure and promotes applications from dev to prod with the same build artifacts. You'll learn how to use conditional Bicep...
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Jul 24, 2025
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Announcing Microsoft.PowerShell.PlatyPS 1.0.0
Jason,
Sean
We are pleased to announce the general availability of Microsoft.PowerShell.PlatyPS 1.0.0, a tool to build PowerShell help files.
PowerShell Team
Jul 24, 2025
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How can I wait until a named object (say a mutex) is created?
You can't, but maybe you can wait for something else.
The Old New Thing
Jul 23, 2025
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MSSQL Extension for VS Code: Agent Mode Updates, Colored Connections, and Schema Designer Enhancements
The MSSQL Extension for VS Code keeps getting better—bringing thoughtful updates that make SQL development more conversational, more visual, and more local. In version v1.34.0, we’ve focused this release on deepening GitHub Copilot Agent Mode, improving connection clarity through...
Azure SQL Devs’ Corner
Jul 23, 2025
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Can You Build Agent2Agent Communication on MCP? Yes!
Victor,
Mike,
Maria
MCP has evolved significantly beyond its original goal of "providing context to LLMs." With recent enhancements including resumable streams, elicitation, sampling, and notifications (progress and resources), MCP now provides a robust foundation for building complex agent-to-agent...
Microsoft for Developers
Jul 23, 2025
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Exploring possible solutions to the inconsistency in how Windows searches case-insensitively for named resources
Maintaining compatibility while addressing flaws.
The Old New Thing
Jul 22, 2025
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MCP C# SDK Gets Major Update: Support for Protocol Version 2025-06-18
The MCP C# SDK has been updated to support the latest Model Context Protocol specification (2025-06-18), bringing structured tool output, elicitation support, enhanced security, and more to .NET developers building AI applications.
.NET Blog
Jul 22, 2025
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Fresh Learning Paths Now Available on Pluralsight for VS Subscribers
We’ve been thrilled to see so many of you jump back into your Pluralsight benefit after our April 3rd announcement about extended access. Your enthusiasm for learning and leveling up with Visual Studio inspires us every day. If you haven’t had a chance to dive in yet—or want to...
Visual Studio Blog
Jul 22, 2025
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Being more adamant about reporting that C++/WinRT was unable to resume execution on a dispatcher thread
Better versions in a different box.
The Old New Thing
Jul 21, 2025
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Java OpenJDK July 2025 Patch & Security Update
Hello Java customers!
We are happy to announce the latest July 2025 patch & security update release for the Microsoft Build of OpenJDK. Download and install the binaries today.
OpenJDK 21.0.8
OpenJDK 17.0.16
OpenJDK 11.0.28
Check our release notes page for details on...
Microsoft for Java Developers