Verify an Email Address
Sometimes it is nice to verify whether an email address actually exists:
Sometimes it is nice to verify whether an email address actually exists:
Sometimes when installing a new Ubuntu system it is nice to know, which packages you actively installed on an old Ubuntu system.
This can easily be done using the following command line, that creates a PNG file for each of the JPG files. [code]mogrify -format png *.jpg[/code]