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PostgreSQL return result set as JSON array?
...ster when using to_jsonb. I suspect this is due to overhead parsing and validating the JSON result of json_agg.
Or you can use an explicit cast:
SELECT
json_build_object(
'a', json_agg(t.a),
'b', json_agg(t.b)
)::jsonb
FROM t
The to_jsonb version allows you to avoid the c...
CursorLoader usage without ContentProvider
Android SDK documentation says that startManagingCursor() method is depracated:
5 Answers
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How can I clear the SQL Server query cache?
... edited Aug 21 '15 at 11:17
Sheridan
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answered Dec 9 '09 at 10:45
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Why are unsigned int's not CLS compliant?
...ort it. In addition, any language
construct that makes it impossible to rapidly verify the type safety
of code was excluded from the CLS so that all CLS-compliant languages
can produce verifiable code if they choose to do so.
Update: I did wonder about this some years back, and whilst I can't see w...
Turn off constraints temporarily (MS SQL)
...ited Jun 22 '11 at 14:53
Brian Gideon
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answered Apr 10 '09 at 9:36
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Most concise way to convert a Set to a List
...
Considering that we have Set<String> stringSet we can use following:
Java 10 (Unmodifiable list)
List<String> strList = stringSet.stream().collect(Collectors.toUnmodifiableList());
Java 8 (Modifiable Lists)
impor...
Understanding dispatch_async
..._async(dispatch_get_global_queue( DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^(void){
//Background Thread
dispatch_async(dispatch_get_main_queue(), ^(void){
//Run UI Updates
});
});
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What is the explicit promise construction antipattern and how do I avoid it?
... asynchronous code more readable and behave like synchronous code without hiding that fact. Promises represent an abstraction over a value of one time operation, they abstract the notion of a statement or expression in a programming language.
You should only use deferred objects when you are conver...
What is the difference between JAX-RS and JAX-WS?
...can know how to talk to your service. With REST you will still need to provide some documentation to other users about how the REST service is organized and what data and HTTP commands need to be sent.
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How can I make setInterval also work when a tab is inactive in Chrome?
...hat the tab with my code becomes inactive), the setInterval is set to an idle state for some reason.
13 Answers
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