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How to activate JMX on my JVM for access with jconsole?
...of course, I also tried to add Dcom.sun.management.jmxremote.rmi.port=9011 and open in firewall - still cant connect with the firewall being up. Any thoughts? Have I missed anything?
– Carmageddon
Dec 6 '18 at 15:05
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ngClass style with dash in key
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This is the best answer as it is the most future-friendly and backwards compatible
– Eric Steinborn
Mar 24 '14 at 17:35
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GetType() can lie?
Based on the following question asked a few days ago in SO: GetType() and polymorphism and reading Eric Lippert's answer, I started thinking if making GetType() not be virtual really ensured that an object could not lie about its Type .
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Is it possible in Java to access private fields via reflection [duplicate]
... Object value = field.get(t);
System.out.println(value);
}
}
And no, you shouldn't normally do this... it's subverting the intentions of the original author of the class. For example, there may well be validation applied in any situation where the field can normally be set, or other fi...
Android Fragments and animation
...Fragment Transaction.
Within each Fragment Transaction you can specify in and out animations that will be used for show and hide respectively (or both when replace is used).
The following code shows how you would replace a fragment by sliding out one fragment and sliding the other one in it's pla...
How to convert an object to a byte array in C#
...turn ms.ToArray();
}
}
You just need copy this function to your code and send to it the object that you need to convert to a byte array. If you need convert the byte array to an object again you can use the function below:
// Convert a byte array to an Object
public static Object ByteArrayToO...
Use of class definitions inside a method in Java
...a local class.
2 is the easy one: yes, a class file will be generated.
1 and 3 are kind of the same question. You would use a local class where you never need to instantiate one or know about implementation details anywhere but in one method.
A typical use would be to create a throw-away impleme...
When should I use semicolons in SQL Server?
While checking some code on the web and scripts generated by SQL Server Management Studio I have noticed that some statements are ended with a semicolon.
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Data binding to SelectedItem in a WPF Treeview
...selects an item (aka OneWayToSource)?
– Shimmy Weitzhandler
Nov 21 '17 at 21:23
add a comment
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Why can't we autowire static fields in spring?
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Because using static fields encourages the usage of static methods. And static methods are evil. The main purpose of dependency injection is to let the container create objects for you and wire them. Also it makes testing easier.
Once you start to use static methods, you no longer need to cr...