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Since the excessive CPU usage doesn't happen with Emacs, you can use Emacs instead of gedit or Geany from the Ubuntu Software Center. Geany is much easier to use than Emacs.


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As a possible solution I suggest removing ibus. It has been reported that is causing issues with gedit. To do that, run: sudo apt-get remove ibus Then reboot, to be sure, and check if the problem went away.


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On Linux, lightblue internally uses the PyBluez library, which doesn't currently allow a socket to opened on a specific HCI device. PyBluez internally uses the Linux bluetooth sockets functionality, so it depends on whether that allows sockets to be created for a specific HCI device. My guess is that it doesn't, else this functionality would have been ...


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If you are referring to the sys/msg.h header file specifically, then it should be provided by the libc6-dev development package First make sure that the package is installed, either via the Software Center application or from a terminal using sudo apt-get install libc6-dev after which you should be able to browse the header file at ...


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As can be seen in the QString documentation, QString is a mutable object.


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You can list the files in a given directory with QDir::entryList(). QDir has a number of other methods that may be useful for you as well.


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To compare with undefined you write text === undefined. This will evaluate to false if text is null. If you want check if value is present (i.e., check for both undefined and null), use it as condition in if statement or ternary operator. If you need to store result of comparison as a boolean value, use var textPresent = !!text (though double ! might appear ...



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