A quick google will give you a lot more information, but here are 2 resources:
For an overview of the Map interface: The Map Interface (The Java™ Tutorials > Collections > Interfaces)
For an...
Type: Posts; User: copeg
Re: To remove duplicate values from 2 big files
A quick google will give you a lot more information, but here are 2 resources:
For an overview of the Map interface: The Map Interface (The Java™ Tutorials > Collections > Interfaces)
For an...
Re: To remove duplicate values from 2 big files
Sorting would be quite inefficient compared to using some type of hash approach. A Map or a Set would be more appropriate (HashMap may 'not expected in an interview' given its supposed to keep track...