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@RequestParam in Spring MVC handling optional parameters
...name and password request parameters as well. That's because, when you provide just the logout parameter, it actually expects for name and password as well as they are still mandatory.
It worked when you just gave name and password because logout wasn't a mandatory parameter thanks to required = fa...
Spring CrudRepository findByInventoryIds(List inventoryIdList) - equivalent to IN clause
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findByInventoryIdIn(List<Long> inventoryIdList) should do the trick.
The HTTP request parameter format would be like so:
Yes ?id=1,2,3
No ?id=1&id=2&id=3
The complete list of JPA repository keywords can be found in the cu...
Is it possible to get CMake to build both a static and shared version of the same library?
...ou'd go for static libraries. Furthermore, it is easier to distribute statically linked executables.
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Select datatype of the field in postgres
... ?
For example
I have the following table,
student_details (
stu_id integer,
stu_name varchar(30 ),
joined_date timestamp
);
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How can I remove 3 characters at the end of a string in php?
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Just do:
echo substr($string, 0, -3);
You don't need to use a strlen call, since, as noted in the substr docs:
If length is given and is negative, then that many characters will be omitted from the end of string
s...
How do I find duplicate values in a table in Oracle?
...XISTS (
SELECT 1 FROM TABLE
WHERE COLUMN_NAME = A.COLUMN_NAME
AND ROWID < A.ROWID
)
Works fine (quick enough) when there is index on column_name. And it's better way to delete or update duplicate rows.
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How do I get textual contents from BLOB in Oracle SQL
I am trying to see from an SQL console what is inside an Oracle BLOB.
11 Answers
11
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Origin is not allowed by Access-Control-Allow-Origin
...ery likely exposes your users to attack. If you don't know that you specifically need to use a wildcard, you should not use it, and instead you should whitelist your specific domain:
<?php header('Access-Control-Allow-Origin: http://example.com') ?>
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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update
as the title says, I want to perform a find (one) for a document, by _id, and if doesn't exist, have it created, then whether it was found or was created, have it returned in the callback.
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Is there a CSS selector for elements containing certain text?
... consider as important to base styling on. Right now our html content typically is tightly paired to the css by including classes that we know the styler cares about. They are already shifting towards letting CSS at the content, as evidenced by attribute value selectors in CSS3.
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