Posts by Develop For Web • 23 points

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  Q: What does the !! operator mean in a Return

  I know the exclamation (!) is the denial of my expression, but in my function has two exclamations, example: public get isChecarAlgo() { return !!this.algumValorNumerico; } In that case, what does…

  javascript typescript

  asked 3 years, 2 months ago Develop For Web 23

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  Q: Nodejs / Mongodb: Deprecationwarning: Current URL string parser is deprecated, and will be Removed in a Future version

  I’m in trouble in: let options = 'replicaSet=XPTO&readPreference=secondary'; var url = `mongodb://${user}:${password}@${host}/admin?${options}`; Deprecationwarning: Current URL string parser is…

  node.js mongodb connectionstring

  asked 4 years, 11 months ago Develop For Web 23