if (textBox1.Text == "")
{
errorProvider1.SetError(textBox1, "Please Enter Value");
textBox1.Focus();
}
{
errorProvider1.SetError(textBox1, "Please Enter Value");
textBox1.Focus();
}
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WPF Add Update Delete Example. In this article I will teach you how to build a simple database application using WPF that can display...
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Could not load file or assembly 'file:///C:\Program Files (x86)\SAP BusinessObjects\Crystal Reports for .NET Framework 4.0\Common\SAP ... -
The type initialize for CrystalDecisions.CrystalReports.Engine.ReportDocument' threw an Error I get same Problem while Insta...
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