Common
Install Ruby Gem in Users Homedir
11. August 2014

Sometimes it seems to be nice to install ruby gems only in users home instead of system-wide, even if this is configured to be in the rubyrc config. Check your configuration: gem env Install a gem in user home: gem install –user-install gem_name

Common

If you need to install a specified version of a python module, you can use the following command to determine which versions are available (with ipython as example): pip install –no-deps –no-install ipython -v Installing is very simple. Just do the following: pip install ipython==0.13

Common
SSH Key Management
20. May 2014

As it is with passwords, one may also have multiple ssh keys on multiple pc’s. I use subdirs in the ssh folder to maintain multiple ssh keys. The following example examines this for my github ssh key.

Common

Sometimes one may want to define a specific OU as default location for newly joined computers in an Active Directory Domain. This can be done very easy: redircmd <OU> redircmd OU=Clientrechner,OU=main-location,DC=my,DC=domain,DC=de