debian give write permission
sudo chmod -R 757 /var/wwwlinux chmod permissions
The three rightmost digits define permissions for the:
file user, the group, and others.
# Permission rwx Binary
7 read, write and execute rwx 111
6 read and write rw- 110
5 read and execute r-x 101
4 read only r-- 100
3 write and execute -wx 011
2 write only -w- 010
1 execute only --x 001
0 none --- 000linux write
# Linux - Bash
#syntax
# echo -e "*<string-to-append>" >> *<file-name>
# example
echo -e "aaa" >> test_1.txtCopyright © 2021 Codeinu
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