What does it mean these characters

[davinciomare]

These characters.
"\u0001"
appear me always when i use ctrl+key i am using QT.
I am using one buffer like this to show my characters.
QString s = QString::fromUtf16((ushort*)buffer);

It's only to know about this more thx

[jefftee]

The "\uNNNN" is the encoding for a UTF-16 character.