what is diff bet ref variable & instance of class

1541

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Give list of building construction equipment & explain about them in brief. How much is output of JCB, POCLAIN, Steel cutting & bending machine, material hoist, tower crane?

2592

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What is du -s * | sort -k1,1rn | head command used for?

528

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How to retrieve data from database using hibernate and spring?

186

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How do I write a sql query in pgadmin 4?

551

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what are the supplemental logging pre-requisites?

5

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What is linq in c #?

77

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What are regular expressions in programming?

502

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Can optional be null?

526

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What systems can blue prism roboticaly integrate?

168

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How can you keep our seawater used for heat rejection clean before entering our heat exchangers?

658

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Why are swing components called lightweight components?

478

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Differentiate between real and statistical postings in co? : co- general controlling

618

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When a green colored object is illuminated by a green light it will appear as what color to the human eye?

513

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What is the full form unix?

488

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