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Explain Testing for Equality with equals?
That's not what you expected. To contrast strings or any other kind of object you required to use the equals(Object o) techniques from java.lang.String. Below is a corrected version in which works as expected. The purpose for this odd behavior goes fairly deep within Java and the nature of object data types such as strings. class JackAndJill {
public static void main(String args[]) {
String s1 = new String("Jack went up the hill."); String s2 = new String("Jack went up the hill.");
if ( s1.equals(s2) ) { System.out.println("The strings are the same."); } else { System.out.println("The strings are not the same."); } }}
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
Develop Contact list application Project Description: Prepare a computer application to help employees manage their contact list. Users must be able to store two kinds of con
JMS is the ideal high-performance messaging stage for intra business messaging, with full programmatic control over quality of service and delivery options. JavaMail gives lowes
the multiple of two number in java
How are this () and super() used with constructors? this() Constructors: is used to pointing current class instance. Can be used with methods or variables. Used to call
Explain The Methods of java.lang.Object? java.lang.Object gives a number of methods that are general to all objects. toString() is the most general such method. Because the def
Write a program to explain do while loop in Java ? // This is the Hello program in Java class Hello { public static void main (String args[]) { int i = -1; do { if (
Differentiate uni-Processor OS from Multi-Processor OS? Uni-processor OS : Uni-processor OS'es is designed to schedule tasks on a single uPs just whereas Multiprocessor O
Why there is a need to use primary key in database ? Primary key is a constraint basically used in datdabase to uniquely identify the records in the database.
main topic of jsp
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