igli 1187660374 learn Remember umask sets a *mask* ie it turns things off. 7-perm in octal is the same as clearing the bits in binary.
greycat 1189003069 forget
greycat 1189003091 learn The umask is the set of permissions bits you do NOT want on newly created files. See http://wooledge.org/mywiki/Permissions
kerframil 1501595744 forget
kerframil 1501595757 learn The umask is the set of permissions bits you do NOT want on newly created files. See http://mywiki.wooledge.org/Permissions