What is a callback in node.js?

249

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define an error-first callback?

234

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How to pass an array in insert query using node js?

241

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Why is the importance of a consistent style? What tools can help you assure a consistent style?

223

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What are the exit codes in node.js?

253

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Why node js is different from angular js?

240

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How to send email using node.js?

297

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How we can secure http cookies against xss attacks?

226

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What is stub in node js?

239

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What is test pyramid? Explain with an example?

227

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Explain event loops in node js?

234

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What is the role of buffer class in node?

238

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What do you mean by “streams”?

230

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How we can close a file in node js?

256

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How can you uninstall a dependency using the npm?

270

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