Table of contents

1. Reset admin password
2. Ways to purge apps
3. Udate chmod
4. Find App By Name
5. reset user permissions

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Reset admin password

 sudo passwd root

Ways to purge apps

sudo dpkg --configure -a

sudo apt-get install -f

sudo apt-get remove --purge package_name

sudo apt autoremove

sudo ls -l /var/lib/dpkg/info | grep -i package_name *then* sudo mv /var/lib/dpkg/info/package_name.* /tmp *then* sudo apt-get update

sudo dpkg -i --force-overwrite /var/cache/apt/archives/full_name_of_package

Udate chmod

    cd $HOME
    { sudo chflags -R nouchg,nouappnd ~ $TMPDIR.. ; \
      sudo chown -R $UID:staff ~ $_ ; \
      sudo chmod -R -N ~ $_ ; \
      sudo chmod -R 755 ~ $_ ; \
      sudo chmod 700 Desktop Documents Downloads Dropbox Library Movies Music Pictures Sites $_ ; \
      sudo chmod 777 Public ; \
      sudo chmod 733 Public/Drop\ Box ; \
      } 2> /dev/null

Find App By Name

    mdfind -name [application name]

reset user permissions

    diskutil resetUserPermissions / `id -u`