The old methods to activate Linux app windows no longer work well, but new methods have been invented already.
                        
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                        This PromQL join trick does not appear to be documented anywhere (that I could find).
                        
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                        Recent releases of either Qubes OS or Fedora have changed something that makes LibreOffice run dog-slow.  Here's how to restore its former speed.
                        
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                        Under Linux, some USB devices are flakier than we'd like to admit — especially in a Raspberry Pi.
                        
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                        Albeit this tip is only for X11 users — not necessarily Wayland users — it's nonetheless surprisingly easy.
                        
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                        Sometimes you need a specific qube to start up, or start one of its applications up, with a specific environment variable set to a specific value.  This guide ...
                        
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                              Linux and free software