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Does the Java &= operator apply & or &&?
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From the Java Language Specification - 15.26.2 Compound Assignment Operators.
A compound assignment expression of the form E1 op= E2 is equivalent to E1 = (T)((E1) op (E2)), where T is the type of E1, except that E1 is evaluated o...
How can I beautify JavaScript code using Command Line?
I am writing a batch script in order to beautify JavaScript code. It needs to work on both Windows and Linux .
10 Answe...
Multiple line code example in Javadoc comment
I have a small code example I want to include in the Javadoc comment for a method.
15 Answers
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Java 8 Iterable.forEach() vs foreach loop
Which of the following is better practice in Java 8?
8 Answers
8
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How can I turn a List of Lists into a List in Java 8?
...tains all the objects in the same iteration order by using the features of Java 8?
9 Answers
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returning a Void object
...placeholder class to hold a reference to the Class object representing the Java keyword void.
So any of the following would suffice:
parameterizing with Object and returning new Object() or null
parameterizing with Void and returning null
parameterizing with a NullObject of yours
You can't ma...
Java: how to initialize String[]?
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I believe you just migrated from C++, Well in java you have to initialize a data type(other then primitive types and String is not a considered as a primitive type in java ) to use them as according to their specifications if you don't then its just like an empty referen...
How to avoid passing parameters everywhere in play2?
...chieve it: through actions composition or by using implicit parameters. In Java I suggest using the Http.Context.args map to store useful values and retrieve them from the templates without having to explicitly pass as templates parameters.
Using implicit parameters
Place the menus parameter at th...
Why java.util.Optional is not Serializable, how to serialize the object with such fields
...o serialize object with enums. The other case is where class has fields of java.util.Optional class. In this case the following exception is thrown: java.io.NotSerializableException: java.util.Optional
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IntelliJ Organize Imports
...e an Organize Imports feature similar to that in Eclipse?
What I have is a Java file with multiple classes missing their imports. Example:
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