Monthly Archives: March 2007

Sun Certified Programmer for Java 5

30-Mar-07

So then, to generate some pressure: Let’s get the party started… 😉 Edit: Just realized, that one of my new domains doesn’t work as java package name, damn it… Just memorize: Valid identifiers starts with a connecting or text character, have no operator signs in them and are no keywords.

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Copy directories and preserve permissions

18-Mar-07

The following command will create a recursive copy of the current working directory preserving all file permissions and owners: mkdir /var/backup/michael cd /home/michael tar cf – . | (cd /var/backup/michael && tar xBfp -) Comes in handy while moving whole directory trees from one disk to a new one.

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