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this question points out that the behaviour in this answer may not be reproducible any more, which came as a surprise to me because I swear I tested it before accepting. Docker documentation makes clearer the fact that, with overlayfs storage driver (default), files are hard linked from lower layers to upper layers ensuring they are exactly the same file on disk and in memory. (documented here)

Philip Couling
– Philip Couling

2024-07-22 05:50:26 +00:00
Commented Jul 22, 2024 at 5:50

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Correct minor typos or mistakes
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Always respect the author’s intent
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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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