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Apache Commons equals/hashCode builder [closed]
... .isEquals();
} else{
return false;
}
}
and here with Java 7 or higher (inspired by Guava):
@Override
public int hashCode(){
return Objects.hash(name, length, children);
}
@Override
public boolean equals(final Object obj){
if(obj instanceof Bean){
final Bean ot...
The performance impact of using instanceof in Java
...
Modern JVM/JIC ..COuld you please mention from which java version these optimiszation have been covered?
– Ravisha
Dec 3 '10 at 9:50
146
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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:
...
What does Class mean in Java?
...ific type.
Reference about Generics and Wildcards: http://docs.oracle.com/javase/tutorial/java/generics/wildcards.html
Reference about Class object and reflection (the feature of Java language used to introspect itself): https://www.oracle.com/technetwork/articles/java/javareflection-1536171.html
...
Creating runnable JAR with Gradle
...manifest, but that would be done the same way.
See http://docs.oracle.com/javase/tutorial/deployment/jar/manifestindex.html
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Cleanest way to build an SQL string in Java
...statement. Also, you can extract bind values in their order using jooq.org/javadoc/latest/org/jooq/Query.html#getBindValues(), or named bind values by their names using jooq.org/javadoc/latest/org/jooq/Query.html#getParams(). My answer just contains a very simplistic example... I'm not sure if this ...
What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
... Demo demo = (Demo) clazz.newInstance();
}
}
As explained in its javadoc, calling Class.forName(String) returns the Class object associated with the class or interface with the given string name i.e. it returns test.Demo.class which is affected to the clazz variable of type Class.
Then, c...
Why is there no String.Empty in Java?
...w about this string from back over here". I'm admittedly no expert in the java compiler, but how could this NOT be the case? And I would think skipping that check would result in a minuscule improvement in compile times.
– Tom Tresansky
Aug 10 '10 at 15:52
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Java lib or app to convert CSV to XML file? [closed]
Is there an existing application or library in Java which will allow me to convert a CSV data file to XML file?
16 ...
How can I get screen resolution in java?
... have to use the getScreenResolution() method on Toolkit.
Resources :
javadoc - Toolkit.getScreenSize()
Java bug 5100801- Toolkit.getScreenSize() does not return the correct dimension on multimon, linux
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