What is data type in php?

620

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What is a spreadsheet used for?

369

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What is the difference between promise and callback?

282

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• Why not 4 phase & 5 phase

1721

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What is the mime type definition for atom files?

512

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how to calculate magnetic force genrated by a coil ?

1843

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What will happen if a dc source is given to a tubelight. Will it work or wont it work....

1608

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How would you find out whether a sql query is using the indices you expect?

717

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What is composite primary key?

545

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What is the main difference between source & source type?

176

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Why is spark used?

188

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What are the disadvantages of R?

60

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What is 'bill of exchange' (boe)?

790

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What is step signal?

713

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Is rent a variable cost?

652

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