Normal
First of all: This is a german speaking forum. So you should consider asking your questions on an english forum or stackoverflow ot write on german.Sub-Projects are called modules. So it can be enough to simply put the 2nd project into a subfolder and add a module with the name of the subfolder. But be aware: the outside project is also loaded and can provide things that break the build in the sub project. So you might have to work on the settings.
First of all: This is a german speaking forum. So you should consider asking your questions on an english forum or stackoverflow ot write on german.
Sub-Projects are called modules. So it can be enough to simply put the 2nd project into a subfolder and add a module with the name of the subfolder. But be aware: the outside project is also loaded and can provide things that break the build in the sub project. So you might have to work on the settings.
