Curve Shortcuts
Open / close a curve : Alt + C to split a curve open or to join it to close. You can use this for example while using circle curve and you don't want it to be a circle anymore or if you want to close your curves.
Open / close a curve : Alt + C to split a curve open or to join it to close. You can use this for example while using circle curve and you don't want it to be a circle anymore or if you want to close your curves.