Posts

April 4, 2007 • 1 min read • Technology

Tunneling of remote X11 output to a local machine behind a firewall (ssh, X11, ForwardX11)

If X11 forwarding is globally disallowed in your local machine, you need to override this by editing ~/.ssh/config: Host hostname.domain.org ForwardX11 yes Then you just ssh into the remote machine hostname.domain.org: ssh -X username@hostname.domain.org And execute some program that outputs to X11, e.g.: xclock &

April 4, 2007 • 1 min read • Technology

The invisible screensaver (kslideshow, import, screenshot)

I was trying to configure my screensaver such, that it would display as only picture the desktop at the moment when the screensaver became active.

April 4, 2007 • 1 min read • Technology

The Debian Package manager (apt-cache, apt-get, install, search)

Search for packages containing the word emacs in their name or description:apt-cache search emacsInstall package emacs21:apt-get install emacs21Remove package wine including all configuration files:apt-get remove purge wineReinstall a package:apt-get reinstall install wineSometimes, you need to use dpkg to reconfigure a package, e.g.

April 4, 2007 • 1 min read • Technology

The BIOS Password of Macintosh computers (Open Firmware)

Macs don't have a BIOS.

April 4, 2007 • 2 min read • Technology

System reinstall, kmail, kopete and other application preferences/settings

I deleted my root directory in an attempt to delete a file that was starting with the character "/".

April 4, 2007 • 1 min read • Technology

Suse Linux 9.3 Display Manager (xdm, kdm)

After the 9.3 install KDM was replaced by the ugly grey XDM by some unknown magic.

April 4, 2007 • 1 min read • Technology

smbclient (mount, Windows XP, SFS, file sharing)

Since I always use some GUIs, I don't really remember anymore how to connect to a Windows machine via the command line.

April 4, 2007 • 2 min read • Technology

Self-playing DivX movies on CD (movix, autostart, vlc)

I needed to put a DivX movie to a CD, that would play on virtually all computers without the need to install the DivX codec or a movie player.

April 4, 2007 • 1 min read • Technology

SCPM (System Configuration Profile Management)

scpm is something like the Location Manager for Mac OS X.
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Biochemistry/Molecular biology researcher and teacher