Rob Janssen

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One LINQ Extension Method You NEED To Know For Cleaner EF Core Queries

Support me on Patreon to access the source code: EF Core is the most popular ORM among .NET developers, and rightfully so. It's common to write LINQ queries with EF Core to execute SQL queries on the database. LINQ can sometimes become verbose when you need to

Problem Details responses everywhere with ASP.NET Core and .NET 7

The Problem Details for HTTP APIs RFC provides a unified, machine-readable and standardized recipe for exposing error information out of your HTTP APIs – which is of course beneficial both for the API authors, as well as the integrating parties. ASP.

Enabling/Disabling Routines in C#

In this session, I'm going to walk you through a quick demo of leveraging [Conditional] capability in C# to enable and disable blocks of code in your program seamlessly and natively. Read more about Conditional here:

Managing .NET App Configuration With The Options Pattern In ASP.NET Core

Support me on Patreon to access the source code: In this video, we will explore the Options pattern in ASP.NET Core and how we can use it to manage our application configuration. The options pattern is very straightforward to use, and we have one of three inte

A Viewer Remade my Old Project! Is it any Good?

$2 for 1-8 Layer PCBs, free assembly- JLCPCB: Free EDA for 2.8 Million Engineers - EasyEDA: Try the world's most trusted PCB design software, Altium Designer with 365, for free and 25% off your purchase:! Previous v

Flexible Permission Authorization In ASP.NET Core 7 | Part 1

Support me on Patreon to access the source code: Authorization is an important topic to consider in an ASP.NET Core application. Along with authentication, it's the backbone of a reliable and secure application. In this video, I'm going to show you how to impl

.NET 7 Update: List Patterns in 10 Minutes or Less

In C# 11, we now have pattern matching on Lists, and it is awesome. Let's see it in action in this 10-Minute Training video. Full Training Courses: Source Code: Patreon: Mailing List: https:/

A new wave of analyzers in .NET 8

Analyzers did become an integral part of the .NET ecosystem. Their main responsibility is to find potential code issues and warn you. Often times this comes even with potential fixes you can directly apply. And Microsoft will continue this journey with the upcoming .NET 8 release.

Always use [closed, open) intervals

Intervals or ranges pop-up everywhere in the programming world. The classic example is picking a start and end date, like you would when booking an AirBnB or a flight. But that's just one example: from slicing a JS Array, to Java's List#sublist and even SQL's LIMIT operator, ranges are everywhere.


Version 2 is a complete rewrite with improved capability over the original. See the examples below. rpi-clone is a shell script that is for cloning a running Raspberry Pi booted source disk (SD card or USB disk) to a destination disk which will be bootable.

This Read-It-Later-list is just that, bookmarks of stuff I intend to read or have read. I do not necessarily agree with opinions or statements in the bookmarked articles.

This list is compiled from my Pocket list.