What is the difference between reducebykey and groupbykey?

289

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What is a Cube?

1119

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How are arguments passed by value or by reference?

870

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List the various advantages of using jcl language?

1435

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Sir,I want to be good in accounting .Now i have got an oppurtunity to work in accounts department but i am average in accounts.So how can i improve and work with effiency guide me with ur tips.

2121

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Explain how long are locks retained within the repeatable_read and serializable isolation levels, during a read operation with row-level locking?

1147

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will you provide me NTPC exam?

2235

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Define Half-Duplex

395

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How do you parse and process html/xml in php?

1005

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What are the effects of electrical faults?

1014

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Define shade?

1

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Write a code to find the average amount for all your opportunities by campaign?

546

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How can apache act a proxy server?

1051

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What is general form of pure virtual function? Explain?

983

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define fixed assets

1861

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