Blog

Dependency Injection with Azure Functions and FunctionsStartup

Azure Functions provides a very lean way to execute code serverless. So lean, in fact, that there is no dependency injection by default.

Warum IP-Adressen kein eindeutiges Merkmal sind

Immer wieder sieht man in Code, der für den Login eines Benutzers verwendet wird, dass mit Hilfe der IP-Adresse oder zum Beispiel auch dem Browser-User-Agent versicht wird, die Session eindeutig zu kennzeichnen. Idee ist i.d.R., dass eine Login Session wirklich nur dem richtigen Benutzer zugeordnet wird und eben mit Hilfe dieser zusätzlichen Merkmalen ein Hijacken verhindert wird.

Disable Windows Compatibility Telemetry in Windows 10

Unfortunately I had the case that 99.9% of my CPU was occupied by “Windows Compatibility Telemetry” - and I didn’t know why.

Enforce english documentations on Microsoft Docs

Microsoft translates the texts of its documentations by machines - and often this unfortunately still ends in total gibberish.

But especially for developer documentations an understandable way of technical expression is very important - which is why many developers from all over the world simply want to read the English documentation instead of a bad local translation.

Format DateTime to ISO 8601

ISO 8601 is a general, international standard on how the complex representation of time stamps can be formulated in a general way - including the consideration of time formats, time zones and resolution.
Therefore, ISO 8601 is generally recommended for the exchange of time information, whether in databases, XML files or any other potential technology-neutral exchange format.

Clone entity values with Entity Framework

Often you want to duplicate entities or their values in order to save an entity with a new ID. But what is the best way to do this?

Expose OpenSearch Endpoint with an ASP.NET Core Controller Action

OpenSearch

OpenSearch is a standard that has existed for about 15 years and is used by search engines and Browsers.

Welcome 2020

I wish you all a Happy New Year.

I hope everybody started the new year restful, with joy and health!

Entity Framework 3 - Migrations

Install EF Core 3 Migration tools

The tooling of the Entity Framework Core Migrations comes via NuGet (and dotnet tooling).

Custom PasswordHasher in ASP.NET Core Identity

In the ASP.NET Core Identity environment, the PasswordHasher is responsible for securely storing the password and performing password entry checks.

In this respect, the PasswordHasher is also responsible for choosing the correct hash method, whereby several hash methods can be used.