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How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
...an removal is not affected by CascadeType. It's a complementary mechanism. Now, you are mistaking removal with persisting. Orphan removal is about deleting unreferenced associations while persisting is about saving new entities. You need to follow the links provided in the answer to get a better und...
How to access data/data folder in Android device?
I am developing an app and I know my database *.db will appear in data/data/com.****.***
18 Answers
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Undefined reference to `sin` [duplicate]
...NIX Specification". This history of this standard is interesting, and is known by many names (IEEE Std 1003.1, X/Open Portability Guide, POSIX, Spec 1170).
This standard, specifically separates out the "Standard C library" routines from the "Standard C Mathematical Library" routines (page 277). ...
How do I intercept a method call in C#?
...<b>" + Message + "</b></span>");
return;
}
Now I can have the check at run time without the dependency injection...
No gotchas in site :)
Hopefully you will agree that this is less weight then a AOP Framework or deriving from MarshalByRefObject or using remoting or ...
What is the difference between “Rollback…” and “Back Out Submitted Changelist #####” in Perforce P4V
...en made to any of those files, Perforce will tell you that those files are now out of date. You will have to sync to the head revision and then resolve the differences. This way you don't inadvertently clobber any changes that you actually want to keep.
Both operations work by essentially submitt...
No newline at end of file
.../ do
00000010: 736f 6d65 7468 696e 670a 7d something.}
You now edit it to
A() {
// do something
}
// Useful comment
Hexdump:
00000000: 4128 2920 7b0a 2020 2020 2f2f 2064 6f20 A() {. // do
00000010: 736f 6d65 7468 696e 670a 7d0a 2f2f 2055 something.}.// U
00000020: 7365 ...
MySQL, update multiple tables with one query
...rs. But there are too many books to go through each one and let's say you know that the ones that have an author_id that corresponds with an actual author are correct. It's just the ones that have nonexistent author_ids that are invalid. There is already an interface for the users to update the book...
Java: how do I get a class literal from a generic type?
...he additional explanation--my understanding of generics is so much clearer now that I realize they're not a runtime mechanism. :)
– Tom
Mar 5 '10 at 23:49
2
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Controlling maven final name of jar artifact
...mentation.
Update:
For Maven >= 3
Based on Matthew's comment you can now do it like this:
<packaging>jar</packaging>
<build>
<finalName>WhatEverYouLikey</finalName>
</build>
See bug report/documentation.
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Can I set max_retries for requests.request?
...et the max_retries parameter on the HTTPAdapter() class was added, so that now you have to use alternative transport adapters, see above. The monkey-patch approach no longer works, unless you also patch the HTTPAdapter.__init__() defaults (very much not recommended).
...