Posts by Denis Missias • 86 points

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  A: I am validating a field of Cpf and need to make a check in the database if this Cpf has already been registered if it brings the message to the user

  It is possible to change the structure of the bank? Because I believe the best way to validate this is to make the CPF field unique (https://www.w3schools.com/SQl/sql_unique.asp), thus, when trying…

  c# jquery-validate

  answered 5 years, 9 months ago Denis Missias 86

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  A: How to choose the first form to be displayed?

  In his method Main(), calling Application.Run(new fmLogin());, passing as parameter a new instance of fmLogin. static void Main() { Application.EnableVisualStyles();…

  c# winforms

  answered 7 years, 2 months ago Denis Missias 86