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| Date and time note was created | $= dv.current().file.ctime |
| Date and time note was modified | $= dv.current().file.mtime |
Apache Hadoop
Apache Hadoop is an open source software framework for storage and large scale processing of data-sets on clusters(Clusters : groups, here groups of nodes/ computers) of commodity hardware(Commodity hardware in computing is computers or components that are readily available, inexpensive and easily interchangeable with other commodity hardware.(What is commodity hardware?) ).
