I need to know how to rebuild the image and i dont understand how to tap up the directory after i delete nova please help

» Bypassing Palm Pre’s Sprint Activation / Wayne Pan's Blog - tech | js | ui | ajax | life | mobile



16# Now we just need to rebuild the image. If you’ve followed my steps above, in ~/pre/resources/webOS/nova run sudo tar cvpzf ../nova-cust-image-castle.rootfs.tar.gz ./
17# In ~/pre/resources/webOS delete nova/ (rm -rf nova). Now tar up this directory run tar cvf ../webOS.tar ./