小编Kev*_*ton的帖子

我正在寻找一个关于在iPhone上创建幻灯片ON/OFF开关的WPF教程.

以下是一个示例("发送所有流量"选项)https://secure-tunnel.com/support/software_setup/iphone/images/iphone_vpn_settings.jpg

有任何想法吗？

干杯,凯文.

我试图使用Linq将记录插入到表中,但是获得可怕的无法添加具有已使用错误的键的实体错误

'If the same data exists for the same patient in a record less that 21 days old then drop it
Dim RecordLookup As Integer = 0
RecordLookup = (From rc In CDEvodb.RISKCHANGEs _
    Where rc.NHI = tmpNHI And _
    rc.RECDATE > Date.Now.AddDays(-21) And _
    rc.BPSYS = Convert.ToDecimal(Drow.Item("BPSYS")) And _
    rc.CHOL = Convert.ToDecimal(Drow.Item("CHOL")) And _
    rc.HDL = Convert.ToDecimal(Drow.Item("HDL"))).Count()
If (RecordLookup = 0) Then
Dim riskchange As New RISKCHANGE
    riskchange.NHI = Drow.Item("NHI")
    riskchange.RECDATE = Date.Now.Date()
    riskchange.RISK = …