These are some of the useful links that I would like to share.
GOOD FORUMS FOR ALGORITHMS
Career Cup It is a good place to play around on algorithms and data structures.
Geeks for Geeks again its a good place for spending time on algorithms and data structures.
Programmer Interviews good place to understand what interviewers want.
VIDEO LECTURES ON ALGORITHMS&DS
Data Structures And Algorithms from IIT Delhi
Design and Analysis of Algorithms from IIT Bombay
Introduction to Algorithms from MIT School of Engineering
Advanced Algorithms from MIT School of Engineering
Advanced Data Structures from MIT School of Engineering
GOOD PLACES TO SPEND TIME FOR JAVA PROFESSIONALS
The San Francisco: Regular meetups in java technology by a group of veterans
JRebel: STOP REDEPLOYING, VIEW CODE CHANGES INSTANTLY
Architexa: Get Design Diagrams that Make Sense from existing code base
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