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avatar-greg-sinka.jpeg Gergely Sinka

All Posts by Gergely Sinka

How to Toggle Functionality in C# with Feature Flags

Toggling functionality using feature flags in .NET Core apps is quite straightforward, especially with a neat little feature flag management service. In this post, I’ll walk you through how to build a simple web application using Okta for user authentication and how to use ConfigCat to manage and access feature flags. What Are Feature Flags? Feature flags (aka. feature toggles) are a relatively new software development technique that enables development teams to turn features on...

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A Quick Guide to Elasticsearch for .NET

Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Implementing search functionality in your .NET Core apps doesn’t have to be hard! Using Elasticsearch makes it easy to develop fast, searchable apps. In...

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How to Support .NET Core SameSite + OAuth Apps on Linux

Google’s recent approach to SameSite cookie attributes caused a bit of confusion among developers. Especially in cases where handling redirects is necessary. After doing some research in the topic I’d like this article to be a guide on how to handle SameSite cookie attributes properly in production. This guide can serve as the basis for deploying an application to any Linux based environment—such as AWS Elastic Beanstalk, Google Cloud App Engine—or any VPS Linux deployment....

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How to Deploy Your .NET Core App to Google Cloud, AWS or Azure

Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. There has been a cut-throat competition between cloud hosts in the past few years - each attempting to earn the sympathy of developers and...

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Install .NET Core Apps on Linux in 5 Minutes

Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. As a big fan of open source, I’m loving the fact that .NET Core is cross-platform. It opens up endless possibilities, from hobby projects,...

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