Author Archives: briancaos

About briancaos

Developer at Pentia A/S since 2003. Have developed Web Applications using Sitecore Since Sitecore 4.1.

Sitecore use item:deleting event to avoid deletion of items

The Sitecore extendable model allows you to build business rules into your Sitecore solution. This is an example where I disallow deletion of certain items when a certain business rule is true. This pattern could be implemented using a field … Continue reading

Posted in .net, c#, Sitecore 6, Sitecore 7, Sitecore 8, Sitecore 9 | Tagged , , | Leave a comment

.NET Core Api – Catch exceptions using a middleware

In .NET Core, we are starting to get used to the fact that nothing comes for free, and in the world of ultimate freedom of choice, every feature needs to be implemented by us. This includes error handling. In a … Continue reading

Posted in .NET Core, c#, Microsoft Azure | Tagged , , , | 3 Comments

Sitecore and Application Insights – How to remove 90% of all log lines without sacrificing traceability

In this article I will explain how you can remove up to 90% of all log lines from the Application Insights log, but still keep every log line in the file log. All of this without loosing any important information. … Continue reading

Posted in Microsoft Azure, Sitecore 8, Sitecore 9 | Tagged , , , , , | 1 Comment

.NET Core Catch Model Binding Exceptions

In .NET Core, if you create an API project, and you have an controller receiving an object you defined yourself, the controller will not be called if you use the wrong model, or if the model is not in a … Continue reading

Posted in .NET Core, c#, Microsoft Azure | Tagged , , | 1 Comment

Sitecore use global and environment variables in config files

The Sitecore config files are a complex machine and it requires a healthy mind to work with it. Fortunately Sitecore have implemented a few tricks to ease our pain. This article focuses on 2 parts: global variable replacement and environment … Continue reading

Posted in .net, General .NET, Sitecore 8, Sitecore 9 | Tagged , , , | Leave a comment

ASP.Net Core API – “‘s’ is an invalid start of a value. Path: $ | LineNumber: 0 | BytePositionInLine: 0.”

If you create an ASP.Net Core API Controller, and you wish to create an endpoint that can accept any string, you would expect this to be correct: But this endpoint will only accept strings in quotes, so posting string will … Continue reading

Posted in .NET Core, c# | Tagged , , | Leave a comment

.NET Core API and CORS – allow POST from Javascript using Microsoft.AspNetCore.Cors

After hours of debugging, I finally managed to apply CORS correctly to my .NET Core 3.0 Application. Like so many other before me, I used this article as reference: Enable Cross-Origin Requests (CORS) in ASP.NET Core But I still managed … Continue reading

Posted in .net, .NET Core, c# | Tagged , , | 1 Comment

Because this call is not awaited, execution of the current method continues before the call is completed. Consider applying the ‘await’ operator to the result of the call

This C# warning occurs if you call an async method from your non-async code. Imagine you have this imaginary async method: And you call the method from this imaginary non-async method: The compiler will warn you with the following message: … Continue reading

Posted in .net, .NET Core, c#, General .NET, Microsoft Azure | Tagged , , , | Leave a comment

.NET Core MVC Web API – control DateTime format in JSON output using JsonSerializerOptions

When creating API’s with .NET Core MVC, you can control the JSON output by adding JsonOptions to the controllers: This will ensure that when requesting application/json from a GET method, the format returned is JSON. You can then add Converters … Continue reading

Posted in .net, .NET Core, c# | Tagged , , , , | 1 Comment

Sitecore Publish Items using the PublishManager

Sitecore have two entries to publishing: Create a new Publisher and call Publish() or PublishAsync() Use the Sitecore.Publishing.PublishManager You should use the PublishManager. Sitecore introduced the Publishing Service which is an optional external publisher that is much faster than the … Continue reading

Posted in .net, c#, General .NET, Sitecore 8, Sitecore 9 | Tagged , , | 2 Comments