Fix the error for SPFX development 'Access to XMLHttpRequest at ... from origin ... has been blocked by CORS policy'

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While the development SPFX for SharePoint 2019 once the loading of the webpart at 'workbench.aspx' page stopped. SharePoint server is installed at my virtual machine, the development of SPFX is local. At first I totally could not understand what's wrong. But soon started to look for the reason.

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8 steps to add SVC service to SharePoint on-premises solution programmatically

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When you make a SharePoint 2019 on-premises solution, you can make not only SPFX solutions, but also old-school WSP-solutions. It allows you not only to use SharePoint API, but also to use your own API services. With SharePoint 2019 you can use WCF service. For example, it’s a good way when you develop an application which uses the external database. This works also for SharePoint 2013 and SharePoint 2016.

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Virus like ‘Windows defender’ in Germany

Recently I met a new kind of screen locker while browsing. I could see it with Chrome and Edge in Windows 11. It opens a window which looks like a Windows defender and tells you to call to a number of the support. Of course, you will just pay too much for this call and that’s all. But it’s not easy to close this window. I will write how to do it.

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