how to give permission www-data to access in my home folder

You add the users to the group that need access, so your user and the www user. Then change owner of the folder to the group. Make sure the group is getting rw rights on the folder. Test with a separate folder if you're unsure.

can you give me an exmple pleez :)

mmm it works and not workd

the torrent works juste owncloud is impossible to  write files in owncloud

p.s i use your exemple juste this line change

chown gaaara:your_groupname ~/your_directory

ty for your help

>> mmm it works and not workd
Is it working, yes or no?

What do you mean with torrent and owncloud? There is nothing about that in your question?

i install a seedbox with owncloud juste owncloud use www-data


my question was a sign that I wanted to do

it works for my seedbox juste owncloud impossible to write in folder

ty is my mistake it works ty :)

OK, thanks for feedback ;)