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What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
...context and deleting records in a batch.
Because of the inheritance mentioned above, JpaRepository will have all the functions of CrudRepository and PagingAndSortingRepository. So if you don't need the repository to have the functions provided by JpaRepository and PagingAndSortingRepository , use...
Namespace and class with the same name?
...
You can get yourself into situations where you think you are referring
to one thing but in fact are referring to something else. Suppose you
end up in this unfortunate situation: you are writing Blah.DLL and
importing Foo.DLL and Bar.DLL, which, unfortunately, both have a type
called Foo:
// Foo.DL...
Why does i = i + i give me 0?
...483648. Also, you say "it always prints 0". It does not, because http://ideone.com/WHrQIW. Below, these 8 numbers show the point at which it pivots and overflows. It then starts to print 0s. Also, don't be surprised how fast it calculates, the machines of today are rapid.
268435456
536870912
10737...
How to implement common bash idioms in Python? [closed]
...ction definition stuff. This is all much, much easier in Python. This is one of the huge victories in getting rid of bash and doing it in Python.
Interaction features. This includes command history and what-not. You don't need this for writing shell scripts. This is only for human interaction,...
Test whether a glob has any matches in bash
...et pre-expanded into matches.
Exit status is:
1 for no-match,
0 for 'one or more matches'
stdout is a list of files matching the glob.
I think this is the best option in terms of conciseness and minimizing potential side effects.
UPDATE: Example usage requested.
if compgen -G "/tmp/someFil...
What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
...ely :) i was just pointing out that the actual source is available now. none of the other answers/etc had a link to the actual source :D
– John Gardner
Jun 3 '16 at 17:32
1
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How to Update Multiple Array Elements in mongodb
....
Read the document, do the edits
manually and save it replacing the
older one (check "Update if
Current" if you want to ensure
atomic updates)
share
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What are the uses of “using” in C#?
...
@AgnelKurian No: "error CS1044: Cannot use more than one type in a for, using, fixed, or declaration statement"
– David Sykes
Jan 23 '14 at 9:00
10
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What are best practices for validating email addresses on iOS 2.0
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Nice. Everyone forgets that NSPredicate can run regexps.
– Rog
Oct 14 '09 at 11:57
5
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Ruby, remove last N characters from a string?
...uestion's had an answer for almost nine years that worked the same as this one, with 261 upvotes at the time of writing. JP accepted that and recently switched to this, so I'd say it answered their question :) I thought I'd pop this in as a modern alternative, and hope it helps people who land here....