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Control the size of points in an R scatterplot?
...mis-apply that rule then not only is your symbol size not changed, but you now have multiple parameters affecting text size (cex.axis, cex.lab, cex.main, and cex.sub--all do the same job as 'cex', only piece-wise). Code like that is difficult to maintain and extend.
– doug
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How to change Navigation Bar color in iOS 7?
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@Rob85 I am not in front of Xcode right now, but when Xcode 7 (with iOS 9) was released I verified that these instructions were still up-to-date. Make sure that the Navigation Bar is selected, the black style should be in the attributes inspector of the Navigation ...
Understanding Magento Block and Block Type
... = "Block is called";
return $data;
}
}
and now come to your layout xml page:
<block type="mymodule/data" name="xyz" template="example/view.phtml">
here mydata is frontend name
and now come to your template's
template/example/view.phtml page
here you ca...
How to create and handle composite primary key in JPA
...ask is to use @IdClass annotation, and place both your id in that IdClass. Now you can use normal @Id annotation on both the attributes
@Entity
@IdClass(MyKey.class)
public class YourEntity {
@Id
private int id;
@Id
private int version;
}
public class MyKey implements Serializable ...
What does jQuery.fn mean?
...is.each(function(){
$(this).css("color","blue");
});
return this;
};
Now you can use those against a class like this:
$('.blue').blueBorder().blueText();
(I know this is best done with css such as applying different class names, but please keep in mind this is just a demo to show the concep...
Java 8 stream reverse order
...estion: What's the proper way to reverse a stream? Assuming that we don't know what type of elements that stream consists of, what's the generic way to reverse any stream?
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
...put source ~/.bashrc or source ~/.profile
Restart tmux.
The issue should now be fixed.
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How do I determine whether an array contains a particular value in Java?
... work for arrays of primitives (see the comments).
Since java-8 you can now use Streams.
String[] values = {"AB","BC","CD","AE"};
boolean contains = Arrays.stream(values).anyMatch("s"::equals);
To check whether an array of int, double or long contains a value use IntStream, DoubleStream or Lon...
PostgreSQL function for last inserted ID
...);
SELECT currval('persons_id_seq');
The name of the sequence must be known, it's really arbitrary; in this example we assume that the table persons has an id column created with the SERIAL pseudo-type. To avoid relying on this and to feel more clean, you can use instead pg_get_serial_sequence:
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CSS: how do I create a gap between rows in a table?
...separate, not border collapse, using the border separation to define, you know, the border separation.
– John Haugeland
May 29 '13 at 17:08
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