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Explain try and catch exception in java?
Why use exceptions instead of return values? 1. Forces error checking 2. Cleans up your code through separating the normal case from the exceptional case. (The code isn't littered along with a lot of if-else blocks checking return values.) 3. Low overhead for non-exceptional case
Traditional programming languages set flags or return bad values such as -1 to denotes problems. Programmers frequent don't check these values.
Java throws Exception objects to denotes a problem. These cannot be ignored.try-catchtry-catch public class HelloThere {
public static void main(String[] args) { try { System.out.println("Hello " + args[0]); } catch (ArrayIndexOutOfBoundsException e) { System.out.println("Hello Whoever you are."); }
}
EJBs are distributed elements, which need the RMI framework for object distribution. An EJB application server gives more services like object pooling, transaction management, data
what java stream is used for designing railway reservation form?
Prepare a Java Look and Feel Theme from HTML Template Project Description: For this project you would be needed to create a Java LAF (Look and Feel) Theme from this HTML Y
Describe synchronization in respect to multithreading. With respect to multithreading, synchronization is the capability to control the access of multiple threads to shared res
List the precedence table? At last let's add the && , || , & , | and ? operators to the precedence table *, /, % Multiplicative operators +, - Additi
Describe Exception Handling in JAVA
Write JavaScript code to convert the number 236.2363611111556 into currency format and JavaScript statement to show output? Var input_amt = 236.2363611111556 ; mid_data = input
public class ConcatDemo { public static void main(String[] args) { String animal1 = "quick brown fox"; String animal2 = "lazy dog"; String article = "the";
Explain what is Object in JAVA language? They are foundation of object oriented language. They are data structure holds data fields and properties and methods
Spring is an open source framework created to address the difficulty of enterprise application development. One of the chief benefits of the Spring framework is its layered archite
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