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Re: text editors

On 3/25/2019 5:38 AM, mick crane wrote:
> Is there any text editor, preferably in a terminal that has the facility
> to protect lines in the document, not the document itself ?
> I've got 2 blocks of "code" that look similar and I keep editing the
> wrong one and then it doesn't work.

Not strictly an answer but I would track the good file for example in Git.
That way, you can always return back to a working state.

$ git checkout -- .

John Doe