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It doesnt edit in-place. At least, it doesnt any more than Gnu sed's bogus -i does. It reads/writes to on-disk buffers. See for yourself w/ ex -r and the preserve command.

mikeserv
– mikeserv

2016-02-01 16:59:58 +00:00
Commented Feb 1, 2016 at 16:59
@mikeserv What's the preserve command?

Mateen Ulhaq
– Mateen Ulhaq

2019-09-18 02:31:36 +00:00
Commented Sep 18, 2019 at 2:31

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Correct minor typos or mistakes
Clarify meaning without changing it
Add related resources or links
Always respect the author’s intent
Don’t use edits to reply to the author

create code fences with backticks ` or tildes ~
```
like so
```
add language identifier to highlight code
```python
def function(foo):
print(foo)
```
put returns between paragraphs
for linebreak add 2 spaces at end
_italic_ or **bold**
indent code by 4 spaces
backtick escapes `like _so_`
quote by placing > at start of line
to make links (use https whenever possible)

<https://example.com>

[example](https://example.com)

<a href="https://example.com">example</a>

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