Screen and projector resolution

Hello, I have a laptop computer equipped with a NVIDIA GeForce 9800M GTX graphics card. The screen works with the default 1900x1200 resolution. I tried to lower down this resolution e.g. to 1900x1120, so that the latter coincides with the resolution of the projector which I use for presentations

Re: Re: mpirun problem

I created the key by using ssh-keygen but then when I try to copy the public key to the node (my laptop) by using ssh-copy-id machine_name I get ssh: connect to host machine_name port 22: Connection refused Dimitris -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a

Cannot read DVD

I use Debian Lenny, on an i386 laptop. I try to mount a dvd and I get [EMAIL PROTECTED]:~$ sudo mount /dev/hdc -t iso9660 /media/cdrom0 mount: block device /dev/hdc is write-protected, mounting read-only mount: wrong fs type, bad option, bad superblock on /dev/hdc, missing codepage or help