Recently I was working on an intranet solution based on SharePoint Online. One of the requirements was to show an overview of recently edited documents. A perfect job for the Content Search WebPart (CSWP).
After the configuration of the CSWP I found out that, by default, the results link direclty to the file, for example:
This results in a file download instead of opening it in Office Online, not very user friendly. This behavior is because of the default value “Path” of Link URL in the Property Mappings.