- Setting NetBeans Options:
  - This next step is for Java experts only!
  - By default NetBeans shows all `.java` and `.class` files. Since we don't want to see the `.class` files we need to tell NetBeans to ignore them.
  - Click on the Advanced Options button to bring up the advanced options, or the Miscellaneous screen under NetBeans 6.5+.
  - Bring up the System Settings (this is under IDE Configuration / System) or select the Files tab under NetBeans 6.5+.

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  - Click the ... button next to the Ignored Files field, or edit the Files Ignored by the IDE setting.
  - Update the regular expression by adding the following to the end.

        |.*\.class$

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