files and folders

#copy folder and contents
cp -rv /home/breo/public_html/admin/* /home/breo/public_html2/admin
 
#rename folder or file
mv admin admin1
 
#ssh in
ssh user@address
 
#sync files
rsync -av /home/xile/public_html/pics/ /home/xile/public_html2/pics_old/
 
#get folder size in mb
du -sm pics_old
 
#symbolic links
ln -s /home/whatever/thesourcefile.html thenewlinkefile.php
 
 
#find and show file line number with highlighitng
grep --color=auto -iRnH 'website sale order' *.php
 
 
cat find.item.comp3.php | grep --color=auto -inH '$path' > output.txt
 
#show file size
du -h filename.txt