--- title: "#c-sharp articles | Hashnode" description: "Explore 63 articles tagged #c-sharp on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/c-sharp" --- Tag # #c-sharp 63 posts · 11 followers [Michael Curtis](https://hashnode.com/@michaelcurtisc2) · [5d ago](https://hashnode.com/posts/compile-and-reuse-net-data-mappings-with-intentsharp/6aee1290678e475002ec1eb5) ### [Compile and reuse .NET data mappings with IntentSharp](https://intentsharp.hashnode.dev/compile-and-reuse-net-data-mappings-with-intentsharp?utm_source=hashnode&utm_medium=feed) Run checked mappings in-process and reuse them across records. Verify provider-call counts with a runnable IntentSharp 1.0.0 example. 6 min read · [intentsharp.hashnode.dev](https://intentsharp.hashnode.dev/compile-and-reuse-net-data-mappings-with-intentsharp?utm_source=hashnode&utm_medium=feed) [Fekri](https://hashnode.com/@fekdaoui) · [Nov 3](https://hashnode.com/posts/app-store-keyword-ideas-in-c-n-grams-from-top-ranked-titles-and-a-relevance-check-and-the-walls-you-ll-hit-2026/6ae99a0b7357a43700e706e8) ### [App Store Keyword Ideas in C#: N-Grams From Top-Ranked Titles and a Relevance Check, and the Walls You'll Hit (2026)](https://fekdaoui.hashnode.dev/app-store-keyword-ideas-in-c-n-grams-from-top-ranked-titles-and-a-relevance-check-and-the-walls-you-ll-hit-2026?utm_source=hashnode&utm_medium=feed) A single-file .NET 10 script that turns a few seed keywords into a ranked list of phrases real App Store titles already use 11 min read · [fekdaoui.hashnode.dev](https://fekdaoui.hashnode.dev/app-store-keyword-ideas-in-c-n-grams-from-top-ranked-titles-and-a-relevance-check-and-the-walls-you-ll-hit-2026?utm_source=hashnode&utm_medium=feed) [GANESH KUMAR](https://hashnode.com/@rgk) · [Oct 14](https://hashnode.com/posts/ef-core-with-sql-server-postgresql-mysql-and-sqlite-in-one-codebase/6acfc4fbf9b7f4e7a9884704) ### [EF Core with SQL Server, PostgreSQL, MySQL and SQLite in one codebase](https://rgk.hashnode.dev/ef-core-with-sql-server-postgresql-mysql-and-sqlite-in-one-codebase?utm_source=hashnode&utm_medium=feed) Switch EF Core database providers with one config value in ASP.NET Core 10: per-provider migrations, decimal precision, UTC dates and case-sensitive search. 4 min read · [rgk.hashnode.dev](https://rgk.hashnode.dev/ef-core-with-sql-server-postgresql-mysql-and-sqlite-in-one-codebase?utm_source=hashnode&utm_medium=feed) [Damilare Agba](https://hashnode.com/@BlankGodd) · [Oct 12](https://hashnode.com/posts/my-redis-lock-wasn-t-what-kept-deposit-addresses-unique/6acd011e374af6680337a694) ### [My Redis lock wasn't what kept deposit addresses unique](https://agbad.hashnode.dev/my-redis-lock-wasn-t-what-kept-deposit-addresses-unique?utm_source=hashnode&utm_medium=feed) A fail-fast Redis lock, the Postgres row lock under it, Redis updates that wait for the commit, and a test that assumed Task.WhenAll means overlap. 6 min read · [agbad.hashnode.dev](https://agbad.hashnode.dev/my-redis-lock-wasn-t-what-kept-deposit-addresses-unique?utm_source=hashnode&utm_medium=feed) [ProxiesThatWork](https://hashnode.com/@proxiesthatwork) · [Oct 6](https://hashnode.com/posts/configuring-proxies-csharp-dotnet-httpclient-restsharp-polly/6ac5050704f18d047a7bace9) ### [Configuring Proxies in C#/.NET: HttpClient, RestSharp, and Polly Retries](https://proxiesthatwork.hashnode.dev/configuring-proxies-csharp-dotnet-httpclient-restsharp-polly?utm_source=hashnode&utm_medium=feed) Route .NET traffic through HTTP and SOCKS5 proxies, then keep your scrapers running with smart retries and timeouts. 9 min read · [proxiesthatwork.hashnode.dev](https://proxiesthatwork.hashnode.dev/configuring-proxies-csharp-dotnet-httpclient-restsharp-polly?utm_source=hashnode&utm_medium=feed) [StepOne](https://hashnode.com/@steponeit) · [Sep 21](https://hashnode.com/posts/how-i-built-a-programming-language-in-c-hydrascript/6ab12a19e96b3fb6aaac051e) ### [How I Built a Programming Language in C#: HydraScript](https://steponeit.hashnode.dev/how-i-built-a-programming-language-in-c-hydrascript?utm_source=hashnode&utm_medium=feed) Explore how HydraScript was built in C#, from parsing and static analysis to installation and serving JSON through CGI in Docker 8 min read · [steponeit.hashnode.dev](https://steponeit.hashnode.dev/how-i-built-a-programming-language-in-c-hydrascript?utm_source=hashnode&utm_medium=feed) [Sergiy Lutsak](https://hashnode.com/@serglutsak) · [Sep 17](https://hashnode.com/posts/fix-4-4-in-c-from-scratch-build-checksum-and-parse-orders-without-a-library/6aac0bd739e612c197501d1c) ### [FIX 4.4 in C# From Scratch: Build, Checksum and Parse Orders Without a Library](https://fix-api.hashnode.dev/fix-4-4-in-c-from-scratch-build-checksum-and-parse-orders-without-a-library?utm_source=hashnode&utm_medium=feed) Build a FIX 4.4 NewOrderSingle by hand in C#: BodyLength, CheckSum, TCP framing and an allocation-free ExecutionReport parser. Working code, no libraries. 13 min read · [fix-api.hashnode.dev](https://fix-api.hashnode.dev/fix-4-4-in-c-from-scratch-build-checksum-and-parse-orders-without-a-library?utm_source=hashnode&utm_medium=feed) [StepOne](https://hashnode.com/@steponeit) · [Sep 16](https://hashnode.com/posts/how-to-mock-grpc-in-net-with-wiremock-net-and-protobuf/6aab09fe81c6cd143ec101b4) ### [How to Mock gRPC in .NET with WireMock.Net and Protobuf](https://steponeit.hashnode.dev/how-to-mock-grpc-in-net-with-wiremock-net-and-protobuf?utm_source=hashnode&utm_medium=feed) Mock gRPC requests in .NET with WireMock.Net and generated protobuf types, including exact byte matching, typed predicates 10 min read · [steponeit.hashnode.dev](https://steponeit.hashnode.dev/how-to-mock-grpc-in-net-with-wiremock-net-and-protobuf?utm_source=hashnode&utm_medium=feed) [StepOne](https://hashnode.com/@steponeit) · [Sep 16](https://hashnode.com/posts/visitor-pattern-in-csharp-acyclic-type-safe-no-downcasts-no-runtime-checks-with-visitor-net/6aaaff9240dcbdccf94d1f38) ### [Visitor Pattern in C#: acyclic, type-safe, no downcasts, no runtime checks with Visitor.NET](https://steponeit.hashnode.dev/visitor-pattern-in-csharp-acyclic-type-safe-no-downcasts-no-runtime-checks-with-visitor-net?utm_source=hashnode&utm_medium=feed) Compare classic and acyclic Visitor patterns in C#, then build type-safe double dispatch with variance, source generators, and Visitor.NET 12 min read · [steponeit.hashnode.dev](https://steponeit.hashnode.dev/visitor-pattern-in-csharp-acyclic-type-safe-no-downcasts-no-runtime-checks-with-visitor-net?utm_source=hashnode&utm_medium=feed) [StepOne](https://hashnode.com/@steponeit) · [Sep 15](https://hashnode.com/posts/system-text-json-polymorphism-with-swagger-in-net-7/6aa99778c999d253c1a52af6) ### [System.Text.Json Polymorphism with Swagger in .NET 7](https://steponeit.hashnode.dev/system-text-json-polymorphism-with-swagger-in-net-7?utm_source=hashnode&utm_medium=feed) Configure polymorphic JSON contracts in .NET 7 and carry type discriminators through System.Text.Json, Swagger, validation, and generated clients 13 min read · [steponeit.hashnode.dev](https://steponeit.hashnode.dev/system-text-json-polymorphism-with-swagger-in-net-7?utm_source=hashnode&utm_medium=feed)