Jerrie Pelser's personal blog on software development and open sourcehttps://www.jerriepelser.com/https://www.jerriepelser.com/posts/admin-ui-for-openiddict-intro/https://www.jerriepelser.com/posts/admin-ui-for-openiddict-intro/I give a quick introduction to AdminUI for OpenIddict which allows you to manage your OpenIddict configuration and administer users and roles.Tue, 11 Mar 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/debug-aspnet-core-oauth-authorization-flows/https://www.jerriepelser.com/posts/debug-aspnet-core-oauth-authorization-flows/This short guide helps you debug issues with Proxyman when using OAuth 2.0 or OpenID Connect flows in ASP.NET CoreThu, 10 Apr 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/disable-status-code-page-fast-endpoints/https://www.jerriepelser.com/posts/disable-status-code-page-fast-endpoints/A quick tip on how you can disable the StatusCode middleware for a specific FastEndpoints endpointMon, 25 Nov 2024 00:00:00 GMThttps://www.jerriepelser.com/posts/implement-user-facing-log-files/https://www.jerriepelser.com/posts/implement-user-facing-log-files/Demonstrates how you can implement user-facing logs with ASP.NET Core logging and SerilogTue, 25 Feb 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/learning-thai-with-ai-part-1/https://www.jerriepelser.com/posts/learning-thai-with-ai-part-1/In this post, I see whether I can use AI to generate a good prompts for generating an Anki cardMon, 26 Jan 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/learning-thai-with-ai-part-2/https://www.jerriepelser.com/posts/learning-thai-with-ai-part-2/I continue with cleaning my Anki deck with AI. In this blog post I look and exporting and importing data from AnkiTue, 27 Jan 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/learning-thai-with-ai-part-3/https://www.jerriepelser.com/posts/learning-thai-with-ai-part-3/I continue with cleaning my Anki deck with AI. In this blog post I look at cleaning up the parts of speechWed, 28 Jan 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/learning-thai-with-ai-part-4/https://www.jerriepelser.com/posts/learning-thai-with-ai-part-4/I continue with cleaning my Anki deck with AI. In this blog post I look at cleaning up my Thai wordsFri, 30 Jan 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/learning-thai-with-ai-part-5/https://www.jerriepelser.com/posts/learning-thai-with-ai-part-5/I continue with cleaning my Anki deck with AI. In this blog post, I finally get to enrich my Thai vocab with AISun, 08 Feb 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/limiting-api-callers-specific-ip-addresses/https://www.jerriepelser.com/posts/limiting-api-callers-specific-ip-addresses/Demonstrates how you can limit the callers of certain API endpoints to specific IP addressesTue, 10 Dec 2024 00:00:00 GMThttps://www.jerriepelser.com/posts/my-process-creating-api-clients/https://www.jerriepelser.com/posts/my-process-creating-api-clients/I have a look at how I create API clients for use in Cloudpress with Flurl and discuss why I settled on this patternSun, 24 Nov 2024 00:00:00 GMThttps://www.jerriepelser.com/posts/prevent-plus-address-account-abuse-part-1/https://www.jerriepelser.com/posts/prevent-plus-address-account-abuse-part-1/Learn how you can prevent users from abusing your application by creating multiple accounts using plus-addressingWed, 18 Feb 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/prevent-plus-address-account-abuse-part-2/https://www.jerriepelser.com/posts/prevent-plus-address-account-abuse-part-2/Learn how you can prevent users from abusing your application by creating multiple accounts using plus-addressingFri, 20 Feb 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/preventing-plus-addressing-aspnet-core-identity/https://www.jerriepelser.com/posts/preventing-plus-addressing-aspnet-core-identity/Learn how to prevent multiple signups to your application from people using plus-addressing (aka sub-addressing)Mon, 16 Feb 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/publish-astro-website-relay-app/https://www.jerriepelser.com/posts/publish-astro-website-relay-app/In this blog post I discuss my workflow for publishing scheduled blog posts with Relay.appTue, 29 Apr 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/refresh-third-party-access-tokens/https://www.jerriepelser.com/posts/refresh-third-party-access-tokens/I demonstrate how you can automatically refresh access tokens when calling 3rd party APIsTue, 15 Apr 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/squash-ef-core-migrations/https://www.jerriepelser.com/posts/squash-ef-core-migrations/Learn about the technique I used to squash my EF Core migrations into a single fileTue, 03 Dec 2024 00:00:00 GMThttps://www.jerriepelser.com/posts/switching-to-omarchy-part-1/https://www.jerriepelser.com/posts/switching-to-omarchy-part-1/I have switched to Omarchy for my personal computing needs. Here are some of my initial learnings from the first 24 hours.Fri, 03 Apr 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/switching-to-omarchy-part-2/https://www.jerriepelser.com/posts/switching-to-omarchy-part-2/Despite my initial thoughts, it seems I will have to get to grips with Neovim after all. Here are my first experiences and some pointersMon, 06 Apr 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/switching-to-omarchy-part-3/https://www.jerriepelser.com/posts/switching-to-omarchy-part-3/Something I've been wanting to do for a while was to switch away for iCloud for file storage. As part of my switch to Omarchy, I decided to do this as well.Tue, 07 Apr 2026 00:00:00 GMThttps://www.jerriepelser.com/posts/system-text-json-customize-serialization-contract/https://www.jerriepelser.com/posts/system-text-json-customize-serialization-contract/Looking at how you can use DefaultJsonTypeInfoResolver modifiers to write auditing information when serializing JSON documents with System.Text.JSONTue, 24 Sep 2024 00:00:00 GMThttps://www.jerriepelser.com/posts/text-api-clients-flurl/https://www.jerriepelser.com/posts/text-api-clients-flurl/I demonstrate I used the Flurl HTTP testing library to do end-to-end testing between different API endpoints.Tue, 22 Apr 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/use-broadcast-channel-api-inter-browser-window-communication/https://www.jerriepelser.com/posts/use-broadcast-channel-api-inter-browser-window-communication/I demonstrate how you can use the Broadcast Channel API to return values from a popup window to the main browser window.Mon, 07 Apr 2025 00:00:00 GMThttps://www.jerriepelser.com/posts/using-openiddict-par-support/https://www.jerriepelser.com/posts/using-openiddict-par-support/We look at the benefits of Pushed Authorization Requests (PAR) and demonstrate how to use it with OpenIddict.Thu, 27 Mar 2025 00:00:00 GMT