大约有 19,000 项符合查询结果（耗时：0.0344秒） [XML]
Instantiating object of type parameter
...> ctor) {
this.ctor = Objects.requireNonNull(ctor);
}
public void myMethod() {
field = ctor.get();
}
}
Usage might look like this:
MyClass<StringBuilder> it = new MyClass<>(StringBuilder::new);
Alternatively, you can provide a Class<T> object, and then use r...
Return two and more values from a method
...
Since an explicit return is considered non-idiomatic Ruby, you can also use an implicit return by explicitly putting the return values in a list: def foo_and_bar; ['foo', 'bar']; end
– Dennis
Dec 9 '14 at 13:06
...
How to use SQL Order By statement to sort results case insensitive?
...to sort by Alphabetical order. The problem is, SQLite doesn't seem to consider A=a during sorting, thus I get results like this:
...
Weird “[]” after Java method signature
...
As there is a C tag, I'll point out that a similar (but not identical) notation is possible in C and C++:
Here the function f returns a pointer to an array of 10 ints.
int tab[10];
int (*f())[10]
{
return &tab;
}
Java simply doesn't need the star and parenthesis.
...
MySQL - why not index every field?
...
@Andrew a year and a half later, did you find the answer to your question?
– Sinjai
Jan 11 '19 at 17:10
1
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How do Google+ +1 widgets break out of their iframe?
Somehow, hovering over a Google+ plus-one widget can introduce a tooltip-type deal that is clearly larger than the <iframe> element in which it is contained. I’ve inspected the DOM to confirm this.*
...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
...TABLE moobar
(
myval INT
);
Java program causes the error:
public void postgresql_insert()
{
try
{
connection.setAutoCommit(false); //start of transaction.
Statement statement = connection.createStatement();
System.out.println("start doing ...
unresolved reference to object [INFORMATION_SCHEMA].[TABLES]
...
Peter Schott has a point here. It is generally a good idea to copy referenced dacpac files somewhere inside the solution and use from there.
– Veysel Ozdemir
Mar 26 '14 at 10:41
...
Finding which process was killed by Linux OOM killer
...configuration, but worth noting that using both approaches could be a good idea.
– kungphu
Mar 1 '16 at 1:21
3
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How can I get a precise time, for example in milliseconds in Objective-C?
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Core Animation (QuartzCore.framework) also provides a convenience method, CACurrentMediaTime(), that converts mach_absolute_time() directly into a double.
– otto
Feb 27 '13 at 4:28
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