1
vote
1answer
88 views

If I open the same file twice in Okular, switch to the existing window

I have always been confused why the file manager in Linux cannot stop applications from opening a single file twice at the same time? Specifically, I want to stop the PDF file reader Okular from ...
3
votes
2answers
74 views

Bizarre Disk Use Problem

I have an external hard drive on which I use rsync to backup my home directory. Today, I tried to umount the drive. It said it was busy. So, I used fuser to figure out who was using it: /media/Panp9 ...
1
vote
0answers
59 views

how to open a knote file on knote

I was wondering if there is any way to open a knote file within knote. There is a knote save option but I am not sure how to open one. Any ideas? Any other program that could open .ics files?
5
votes
2answers
2k views

Change default applications used by gnome-open, exo-open, xdg-open, gvfs-open and kde-open

How to change the applications associated with certain file-types for gnome-open, exo-open, xdg-open, gvfs-open and kde-open? Is there a way by editing config files or by a command-line command? Is ...