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How to return result of a SELECT inside a function in PostgreSQL?
...guity
END
$func$ LANGUAGE plpgsql;
Call:
SELECT * FROM word_frequency(123);
Explanation:
It is much more practical to explicitly define the return type than simply declaring it as record. This way you don't have to provide a column definition list with every function call. RETURNS TABLE is ...
快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...出现问题,在书写的时候就会变得很麻烦。为了便于这个操作,我们可以将一个样式放在另一个样式当中。如:
.text-overflow {
display:block;/*内联对象需加*/
word-break:keep-all;/* 不换行 */
white-space:nowrap;/* 不换行 */
over...
How do I initialize the base (super) class?
...):
pass
class Y(X):
def __init__(self):
super(Y, self).__init__(123)
def doit(self, foo):
return super(Y, self).doit(foo)
Because python knows about old- and new-style classes, there are different ways to invoke a base method, which is why you've found multiple ways of doing so.
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Choose Git merge strategy for specific files (“ours”, “mine”, “theirs”)
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123
Even though this question is answered, providing an example as to what "theirs" and "ours" mea...
Linux: compute a single hash for a given folder & contents?
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123
One possible way would be:
sha1sum path/to/folder/* | sha1sum
If there is a whole directory ...
Mediator Vs Observer Object-Oriented Design Patterns
...ication while observer works only one way.
– kiwicomb123
Mar 3 '19 at 6:51
Exactly, glad it helped
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Reuse Cucumber steps
...ccessfully
Examples:
|username|password|may or may not|
|paul |123$ |may |
|dave |1111 |may not |
In my step definition, (This is Java)
@Given(I login with \"([^\"]*)\" and \"([^\"]*)\"$)
public void I_login_with_and(String username, String password){
...
Algorithm to return all combinations of k elements from n
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Usage:
var result = Combinations(new[] { 1, 2, 3, 4, 5 }, 3);
Result:
123
124
125
134
135
145
234
235
245
345
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What is the @Html.DisplayFor syntax for?
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vcsjonesvcsjones
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How do I remove diacritics (accents) from a string in .NET?
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Or probably more efficiently c < 123. see ASCI
– Christian Gollhardt
Jan 5 '18 at 17:56
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