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I was facing a problem similar to case 2, I have a C1 object reference in parent P1 object and C1 object is optional, I have to explicitly make C1 object null while saving P1 object when the user not adding C1 object.

Sumit Rane
– Sumit Rane

2021-03-04 09:38:47 +00:00
Commented Mar 4, 2021 at 9:38

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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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