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String s1=s+"World";
S.O.P(s1); means printing "HelloWorld".How ?">Strings are immutable.But String s="Hello"; String s1=s+"World"; S.O.P(s1); means printing "HelloWorld".How ?
Amit Khaware
- Jun 17th, 2011
String s = "Hello"; means one object with value "Hello" will be created in the heap and reference variable s will refer to the object.but whenString s1 = s+"World";w...
talktoatish
- Aug 15th, 2009
Very tricky question.Asked me in Oracle interview for 4 years level of expHere is the answer: When JVM see the code where two three string objects has been added with + operator then it is using the S...
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What is the difference between classpath and path variable?
mandyjoshi
- Nov 15th, 2005
Classpath: The CLASSPATH is an environment variable that tells the Java compiler javac.exe where to look for class files to import or java.exe where to find class files to interpret.Path: The PAT...
anasthesia
- Nov 14th, 2005
CLASSPATH points to all the class files in your program, whereas path contains the location of all the executibles that your program needs forsuccessful run
