Posts by Ronaldo Gomes Carvalho • 38 points

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  Q: It is possible for a Mysql Trigger to insert wrong values

  I have this Sp that updates the stock: CREATE DEFINER=`comandas`@`%` PROCEDURE `SP_AtualizaEstoque`( id_prod int, qtde_comprada int, preco_vend decimal(9,2)) BEGIN declare contador int(11); declare…

  c# mysql

  asked 5 years ago Ronaldo Gomes Carvalho 38

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  Q: Create themes in the Android app

  Guys, it is possible to customize the color of the action bar on Android, because I’m developing an application and I wanted users to be able to choose the color of the application they like best.…

  android sqlite actionbar

  asked 8 years, 1 month ago Ronaldo Gomes Carvalho 38

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  A: Relationship between data with combobox

  Look if it helps you!!! using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using…

  c# winforms

  answered 9 years, 3 months ago Ronaldo Gomes Carvalho 38

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  A: One button code to undo an action in C#

  Hello, seeing your code I’ll give you a hint, it would not be better if you use in place of the image a label and set the values of the numbers in it. Ex: at the click of the button 1 you use btn1 =…

  c#

  answered 9 years, 3 months ago Ronaldo Gomes Carvalho 38