DELETE table_name WHERE pk = 1
DELETE FROM table_name WHERE pk = 1
INSERT INTO test1 (a1) VALUES ('hoge');
INSERT INTO test2 (key) VALUES (LAST_INSERT_ID());
SELECT * FROM test
SELECT show FROM test
string s1 = "C:\WINDOWS"; // NG (認識できないエスケープ シーケンスです。)
string s2 = "C:\\WINDOWS"; // OK
string s1 = @"C:\WINDOWS"; // OK
string s2 = "C:\\WINDOWS"; // OK
Console.WriteLine(s1); // C:\WINDOWS
Console.WriteLine(s2); // C:\WINDOWS
Dim s1 As String = "C:\WINDOWS"
Dim s2 As String = "C:\\WINDOWS"
Console.WriteLine(s1) ' C:\WINDOWS
Console.WriteLine(s2) ' C:\\WINDOWS
string s = "あいうえお";
Console.WriteLine(s[1]); // 出力: い
Dim s As String = "あいうえお"
Console.WriteLine(s(1)) ' 出力:い
@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document domain("google.co.jp")
{
#updates_left_nav, #contacts_left_nav, #bottom_nav, #chat_nav, #promo
{
display:none !important;
}
}
// C#
if (e.Row.RowType == DataControlRowType.DataRow)
{
// なんか条件
// 色変更
e.Row.BackColor = System.Drawing.Color.Yellow;
}
' VB.NET
If e.Row.RowType = DataControlRowType.DataRow Then
' なんか条件
' 色変更
e.Row.BackColor = Drawing.Color.Yellow
End If
// 小数点第一位にて四捨五入
decimal m = Math.Round (1.55, 1, MidpointRounding.MidpointRounding)
