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Core java doubt

 
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hai all.... iam a beginer in java so i get a lots of doubts using it......... i need help as iam facing an interview shortly..........

1. even though other lang like Lisp and a few more have implemented the THREAD concept B4 java was actually developed why java has named "MULTI THREADING" as a special feature of it.

2. what the difference in using

String s1;
String s2;
SYS..out.prtln(s1==s2); ----->whats the differ
SYS..out.prtln(s1.equals(s2)); ------> "
3. also what is String pooling.........
also i find a lots of difficulty with collections..... can any suggest a weblink where i can find help.......
[originally posted on jforum.net by bharathchinnadurai]
 
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Hi,

you can ask this kind of question at http://forum.java.sun. JForum.net is intended to discuss only about the JForum Project. ;)

Thanks.
Rafael
[originally posted on jforum.net by Rafael Steil]
 
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