What is the difference between Object Code and ByteCode? Why do people keep saying that bytecode is like the intermediate of source and object code? Also, which is better/commonly used and why? Please keep in mind that I am a beginner, please keep all terminology fairly simple. Thanks!

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I want to control database connections in my program and want that only one thread should be able to make database connection at a time. Define how can I implement this logic?

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What is the difference between the boolean & operator and the && operator?

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public class Dog { private int weight; public int getweight(){ return weight; } public void SetWeight(int newWeight){ if (newWeight > 0){ weight = newWeight; } } } public class TestDog { public static void main(String[] args) { Dog d = new Dog(); System.out.println("Dog d's weight is " + d.getWeight()); d.setWeight(42); System.out.println("Dog d's weight is " + d.getWeight()); d.setweight(-42); System.out.println("Dog d's weight is " + d.getWeight()); } } class dog is compiled but there is an error in class TestDog when compiled and the error is with dot notations. I want to kmow why there is error in testdog class when compiled.

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What are messages in java?

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How do I run a project in netbeans?

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Does ms edge support java?

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What is flatmap in java8?

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What is adoptopenjdk?

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what is the difference between Collaboration and Java Collaboration definition interms of JAVACAPS terminology?

1 Answers   CSC,

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What is a service layer in java?

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What is stateless in java?

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