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Programming in Emacs Lisp

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6. Narrowing and Widening

Narrowing is a feature of Emacs that makes it possible for you to focus on a specific part of a buffer, and work without accidentally changing other parts. Narrowing is normally disabled since it can confuse novices.

The Advantages of Narrowing  The advantages of narrowing
6.1 The save-restriction Special Form  The save-restriction special form.
6.2 what-line  The number of the line that point is on.
6.3 Exercise with Narrowing  


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