--- title: Best Milan Jovanović posts — March 2025 | daily.dev description: The most upvoted Milan Jovanović posts from March 2025, curated by the daily.dev community. canonical: https://daily.dev/sources/milanjovanovic/best-of/2025/03 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/milanjovanovic/best-of/2025/03 og:type: website og:site_name: daily.dev og:title: Best Milan Jovanović posts — March 2025 | daily.dev og:description: The most upvoted Milan Jovanović posts from March 2025, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Milan Jovanović — March 2025 1. 1 [](https://daily.dev/posts/options-pattern-validation-in-asp-net-core-with-fluentvalidation-rucmzwxdg "Options Pattern Validation in ASP.NET Core With FluentValidation") Article Milan Jovanović · 1y Options Pattern Validation in ASP.NET Core With FluentValidation Learn how to use FluentValidation with the Options Pattern in ASP.NET Core to validate configuration at startup, providing a robust alternative to Data Annotations for complex scenarios. The integration includes implementing custom IValidateOptions, creating extension methods, and ensuring validation through the ValidateOnStart method. This validation process helps catch configuration errors early, improving application reliability. 17 [See all Milan Jovanović archives](/sources/milanjovanovic/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/milanjovanovic/best-of/2025/03#page","url":"https://daily.dev/sources/milanjovanovic/best-of/2025/03","name":"Best Milan Jovanović Posts — March 2025","description":"The most upvoted Milan Jovanović posts from March 2025, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/milanjovanovic/best-of/2025/03#items","numberOfItems":1,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/options-pattern-validation-in-asp-net-core-with-fluentvalidation-rucmzwxdg","name":"Options Pattern Validation in ASP.NET Core With FluentValidation"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Milan Jovanović","item":"https://daily.dev/sources/milanjovanovic"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/milanjovanovic/best-of"},{"@type":"ListItem","position":5,"name":"March 2025"}]}]} ```