Portage tips

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1. To search packages using a regular expression:
   root #emerge -s '%^python$'
2. To list all packages in a category:
   root #emerge -s '@net-ftp'
3. Before upgrading the system, edit /var/lib/portage/world and comment out all packages you no longer want; after the upgrade, users can remove unneeded packages with the following command:
   root #emerge --ask --depclean
4. To resume a failed build and skip the failing package:
   root #emerge --resume --skipfirst

See also

• Portage — the official package manager and distribution system for Gentoo.
• Useful Portage tools — a list of helpful Portage-related tools.