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I have a folder A. Inside the folder, there are some files a,b,c,d and there is a subfolder, B, containing files e,f,g.
Suppose I want to open files a,b,c,d: then I just type xdg-open *. However, this also goes into subfolder B and opens e,f,g as well. What's the easiest way to open just a,b,c,d?