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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."); }
}
Explain DATA SECURITY Management issue? All data in the system is extremely critical to its operation, the security of the customer's personal data is most important. Most of t
Define : Authorization is the process by which a program calculates whether a given identity is permitted to access a source such as an application component or a file. Now that y
Why should we, as computing professionals, be interested within studying the social implications of our creations? This is important Because of remaining the track of money wis
Want to Design an all encompassing Database for a small business Project Description: I want to organize and structure an all encompassing database and Information management
Introduction In this assignment you will use Processing to create some geometric objects and graphical user interface (GUI) elements that Processing itself lacks. Processing h
Write a ComputerPart class and a ComputerKit class and a client class to test them. The ComputerPart class has two variables: a String representing an item, and a double representi
Java Program to Scrape, Data Mine Project Description: I need to data scrape/ mine data from a website and do some data processing. Skills required: Java, Data Mining,
Project Description: We have a project on hold to complete a due task of a Java swing desktop audio and video server. The admin panel and other features are already implemented.
Explain System Colors in java 1.1? In Java 1.1, the java.awt.SystemColor class is a subclass of java.awt.Color that gives color constants in which match native component colors
Write a program of else statement in java? The else statement in Java // This is the Hello program in Java class Hello { public static void main (String args[]) { if (
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