Monday, April 29, 2019
Sunday, April 28, 2019
Thursday, April 25, 2019
MVC Authorization Custom Error Page 401 and (Not found)404
1. Error 401 Authorization
public class Global : HttpApplication
{
void Application_Start(object sender, EventArgs e)
{
// Code that runs on application startup
AreaRegistration.RegisterAllAreas();
GlobalConfiguration.Configure(WebApiConfig.Register);
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
RouteConfig.RegisterRoutes(RouteTable.Routes);
}
protected void Application_EndRequest()
{
var context = new HttpContextWrapper(Context);
if (context.Response.StatusCode == 401)
{
context.Response.Redirect("~/Home/Error2");
}
}
}
2. Error 404
<customErrors mode="On">
<error statusCode="404" redirect="~/Home/Error"/>
</customErrors>
Wednesday, April 24, 2019
Table Value Post
1. In HTML>
2. In C# >
public bool Post(List<Attedance_Stu> st_li, Attedance status)
{
}
<tbody>
@for (int i = 0; i < data_list.Count; i++)
{
<tr>
<td class="table-user">
<input type="hidden" name="st_li[@(i)].AdmNo" value="@data_list[i].AdmNo" />
@data_list[i].AdmNo
@*@Html.TextBox("Attedance_Stu[" + @i + "].AdmNo", @data_list[i].AdmNo)*@
</td>
<td class="table-user">
@data_list[i].FIRST_NM
</td>
<td>
<input type="checkbox" name="st_li[@(i)].select_status" value="true" />
</td>
</tr>
}
</tbody>
2. In C# >
public bool Post(List<Attedance_Stu> st_li, Attedance status)
{
}
Static DropDown in Razor Fill Normal
@{
var list = new SelectList(new[] { "P","H","S","A","M","L","E" });
}
@Html.DropDownList("selected", list, new { @class = "form-control mb-2", @placeholder = "Selected Attendace" })
@Html.DropDownList("unselected", list, new { @class = "form-control mb-2", @placeholder = "Unselected Attendace" })
var list = new SelectList(new[] { "P","H","S","A","M","L","E" });
}
@Html.DropDownList("selected", list, new { @class = "form-control mb-2", @placeholder = "Selected Attendace" })
@Html.DropDownList("unselected", list, new { @class = "form-control mb-2", @placeholder = "Unselected Attendace" })
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Linq Expression syntax for where condtion in linq
(Expression<Func<T, bool>> filter)
-
Page preview on single click VS2015 or further or on single click page open in solution explorer Menu>Tools>Options>Environment...
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(Expression<Func<T, bool>> filter)