if i want to give an alert message like "try after sometime" to a web page which is being seen by other person.if a web page is not seen by anyone then it should display otherwise it show a display a message stating that other person is viewing so try after some time........how can i implement this.

2279

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1019

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972

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What are the two types of exceptions.

1217

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982

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Why should I learn python in 2019?

1054

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What is cds table function?

92

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Explain the term generalization.

1051

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What is the eligibility criteria of C-Form(Manufacturing goods of borewell bits, Hammers, Drilling Tools and Air compressors, etc..). If such company will purchase safety shoes, buyer can eligible to issue C-Form?

5727

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971

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1109

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887

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What are the general Ledgers?

2016

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Why are swing components called lightweight?

1039

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How can I write data files which can be read on other machines with different word size, byte order, or floating point formats?

1082

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