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Explain the Rules for toString() Methods ?
toString() methods should return a single line of text that does not contain any carriage returns or linefeeds. toString() methods are primarily for debugging.toString() should not do a lot of fancy processing. toString() methods should be fast.
The string returned through toString() should contain the name of the class, and names and values of the fields which represent the state of the object, unless there are an excessive number of such fields, in that case only the most important should be returned.
A better Car toString() method would be: public String toString() { return "[Car: plate=" + this.licensePlate + " speed=" + this.speed + "; MaxSpeed=" + this.maxSpeed +"]"); }These rules are conventions, not needs of the language.
It helps to resolve naming conflicts when different packages have classes with the same names. This also helps you prepare files within your project. As define : java.io package
I need help setting up and fleshing out a basic outline/structure for a basic Java web app using an MVC pattern
write a program to find the area under the curve y=f(x) between x=a and x=b,integrate y=f(x) between the limits of a and b. #include float start_point,
Polymorphism - defines the ability of a single variable of a provided type to be used to reference objects of different types, and automatically call the method that is specific
Question 1 Discuss features of JAVA Question 2 What are primitive data types? Discuss Question 3 Explain data conversion function ValueOf ()? Question 4 What are th
Relate Java with C/C++ Very similar C/C++ syntax, operators, etc. Core language is simpler than C++ -- no pointers, no operator overloading, and no multiple inheritance.
What is the difference between instance and object of a class? Few says both are same, then why java kept both the words for same thing?
What are the conditions for exiting the while loop?
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Need Simple Desktop Software I am seeking a software that can do the subsequent: 1. Check position for a URL in Google, Yahoo, Bing. 2. Check position for a YouTube video
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