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  1. java - How to write a Unit Test? - Stack Overflow

    Jan 5, 2012 · I have a Java class. How can I unit test it? In my case, I have a class that calculates a binary sum. It takes two byte[] arrays, sums them, and returns a new binary array.

  2. What does .class mean in Java? - Stack Overflow

    Feb 26, 2013 · 200 When you write .class after a class name, it references the class literal - java.lang.Class object that represents information about a given class. For example, if your …

  3. How to create a custom exception type in Java? - Stack Overflow

    You just need to create a class which extends Exception (for a checked exception) or any subclass of Exception, or RuntimeException (for a runtime exception) or any subclass of …

  4. Can we write our own iterator in Java? - Stack Overflow

    May 1, 2011 · The best reusable option is to implement the interface Iterable and override the method iterator (). Here's an example of a an ArrayList like class implementing the interface, in …

  5. java - How to write a unit test for a Spring Boot Controller …

    1 Let assume i am having a RestController with GET/POST/PUT/DELETE operations and i have to write unit test using spring boot.I will just share code of RestController class and respective …

  6. What should I write in my javadoc class and method comments?

    The class doc looks decent. As you use a class, it never hurts to brush up the javadoc if it was unclear. For the method, what does the method do? In this case, the method is the only thing …

  7. java - Create a class Student with following attributes - Stack …

    Jan 9, 2022 · Create a class Student with following attributes: Name, Age, Address, Email address Create an empty constructor that initializes empty values to all the attributes. Create a …

  8. templates - How to use Class<T> in Java? - Stack Overflow

    The java class Class is supposed to also take a template name, (or so I'm being told by the yellow underline in eclipse). I don't understand what I should put in there.

  9. java - How to create a POJO? - Stack Overflow

    Aug 20, 2010 · 2 When you aren't doing anything to make your class particularly designed to work with a given framework, ORM, or other system that needs a special sort of class, you have a …

  10. How to define custom exception class in Java, the easiest way?

    Sep 23, 2010 · 62 If you use the new class dialog in Eclipse you can just set the Superclass field to java.lang.Exception and check "Constructors from superclass" and it will generate the …