What are variables in typescript? How to create a variable in typescript?

1

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Who developed typescript?

1

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How to compile multiple typescript files into a single file?

1

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What are refs in reactjs?

176

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What is the use of arrow function in reactjs?

176

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What is the purpose of render() function in reactjs?

170

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What are the controlled components and uncontrolled components in reactjs?

193

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What are refs in reactjs? When to use it.

167

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What are synthetic events?

157

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How is reactjs different from angular and vue js?

160

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Explain life cycle of react js component?

153

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What is the difference between dom and virtual dom in reactjs?

190

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Enlist the advantages and disadvantages of reactjs?

178

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Explain the difference between functional and class components.

173

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List some features of reactjs?

153

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