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泛型使用```extends```和```super```的规则:
```
PECS: producer-extends, consumer-super
-- 《Effective Java》
```
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I have a SelectBoxIt control that extends below the viewable area of the browser. I've set the data-size attribute of the control and that works, but for some reason I have to scroll the window to see…
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Eloquent class extends Model , and provided where() and find() static methods, for object queries, why Ardent not extending from it, but extending from Model?
This is by design? or i need to know so…
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Здравствуйте, @noumo!
Столкнулся с проблемой: не получается сдеать такого наследника класса catalog/Item, который будет использоваться в стандартом Catalog контроллере не меняя код cms.
Что я вообщ…
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Why [main.java.JavaHowToProgram.ch1.Painter](https://github.com/nasim92/JavaHowToProgram/blob/master/src/main/java/JavaHowToProgram/ch1/Painter.java) class extends JFrame and you did not use it?
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#### Expected behaviour
Charts should display in 3d
#### Actual behaviour
Runtime error: "Class extends value undefined is not a constructor or null" on the line "var ScatterSeries = class extend…
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```tla
-> % cat EWD840AP.tla
------------------------------- MODULE EWD840AP -------------------------------
CONSTANT
N
VARIABL…
lemmy updated
10 months ago
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### Describe the bug
The beam for the physgun (not the gravity gun/physcannon) extends to the map origin, instead of to the held object.
![image](https://user-images.githubusercontent.com/19228201/1…
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## Testing Problem
See https://github.com/jlink/jqwik/issues/134#issuecomment-1027856656
The case is that input data is hierarchical, and certain states are known to be invalid.
For instance, I k…
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We don't allow type variable declarations of the form `T extends T`, or `T extends S, S extends T`. The analyzer currently accepts type variable declarations of the form `T extends FutureOr`, but the…