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Tag: csharp

249 posts · Page 18 of 25

2026-04-13 dotnet-11 csharp performance

.NET 11 Adds Native Zstandard Compression to System.IO.Compression

.NET 11 Preview 1 ships ZstandardStream, ZstandardEncoder, and ZstandardDecoder in System.IO.Compression, giving you fast, inbox zstd support with no third-party packages.

2026-04-13 dotnet-11 ef-core csharp

EF Core 11 Lets You Create and Apply a Migration in One Command

The dotnet ef database update command now accepts --add to scaffold and apply a migration in a single step. Here is how it works, why it matters for containers and .NET Aspire, and what to watch for.

2026-04-13 dotnet-11 ef-core sql-server

EF Core 11 Adds Native SQL Server Vector Search with DiskANN Indexes

EF Core 11 Preview 2 supports SQL Server 2025 VECTOR_SEARCH() and DiskANN vector indexes directly from LINQ. Here is how to set up the index, run approximate queries, and what changes from the EF Core 10 VectorDistance approach.

2026-04-12 resharper vs-code csharp

ReSharper Lands in VS Code and Cursor, Free for Non-Commercial Use

JetBrains shipped ReSharper as a VS Code extension with full C# analysis, refactoring, and unit testing. It works in Cursor and Google Antigravity too, and costs nothing for OSS and learning.

2026-04-08 csharp dotnet csharp-15

C# 15 Union Types Are Here: Type Unions Ship in .NET 11 Preview 2

C# 15 introduces the union keyword for type unions with exhaustive pattern matching and implicit conversions. Available now in .NET 11 Preview 2.

2026-04-07 dotnet dotnet-10 csharp

Microsoft Agent Framework 1.0: Building AI Agents in Pure C#

Microsoft Agent Framework hits 1.0 with stable APIs, multi-provider connectors, multi-agent orchestration, and A2A/MCP interop. Here is what it looks like in practice on .NET 10.

2026-04-06 dotnet-11 csharp async

.NET 11 Runtime Async Replaces State Machines with Cleaner Stack Traces

Runtime Async in .NET 11 moves async/await handling from compiler-generated state machines into the runtime itself, producing readable stack traces, correct breakpoints, and fewer heap allocations.

2026-02-08 csharp csharp-14 dotnet-10

C# 14 Extension Members: Extension Properties, Operators, and Static Extensions

C# 14 introduces extension members, allowing you to add extension properties, operators, and static members to existing types using the new extension keyword.

2026-02-08 csharp csharp-14 dotnet-10

C# 14 Null-Conditional Assignment: Using ?. and ?[] on the Left Side

C# 14 extends null-conditional operators to work on the left-hand side of assignments, eliminating verbose null checks when setting properties or indexers.

2026-02-08 csharp dotnet system-text-json

C# 14 idea: interceptors could make System.Text.Json source generation feel automatic

A community discussion proposed using C# 14 interceptors to rewrite JsonSerializer calls so they automatically use a generated JsonSerializerContext, keeping AOT-friendly source generation with cleaner call sites.