Getting Started. To start Vi, open a terminal or console and simply type vi (without the quotation marks) followed by the name of any existing file or a new file you want to create. Vi works in two main modes, one for editing text and the other for giving commands.To switch between the two modes you use the I and Esc keys.etting Started. To start Vi, open a terminal or console and simply type vi (without the quotation marks) followed by the name of any existing file or a new file you want to create. Vi works in two main modes, one for editing text and the other for giving commands.
Common causes of hypermobile joints. Most commonly, hypermobile joints appear without any underlying health conditions. This is called benign hypermobility syndrome since the only symptom is hypermobile joints. It can be caused by: bone shape or the depth of the joint sockets. muscle tone or strength.
A major cause of double vision involving both eyes is misalignment of the eyes such that they cannot focus equally on an object. An eye muscle imbalance or refractive (eyeglass) problem can be responsible.This type of double vision can occur in young children whose eyes are misaligned from birth. major cause of double vision involving both eyes is misalignment of the eyes such that they cannot focus equally on an object. An eye muscle imbalance or refractive (eyeglass) problem can be responsible.