I am trying to do something as simple as this in visual studio.net
double num1 = 2;
num1 = num1 * 2;
Labe1.Text = "The result shown is" & num1.ToString();
but I keep getting the error message operator '&' cannot be applied to operands of type 'string' and 'string'
[Code]....
Column UserId = uniqueidentifier
Compilation Error
Description:
An error occurred during the compilation of a resource required to service
this request. Please review the following specific error details and modify your
source code appropriately. Compiler Error Message: CS0019:
Operator '==' cannot be applied to operands of type 'string' and
'System.Guid'Source Error:
[Code]....
Line 93:
Line 94: var creditcard = from c in db.tbl_Payments
Line 95: where UserID == c.UserId
Line 96: select c;
Line 97:
Error 10 Operator '*' cannot be applied to operands of type 'string' and 'int'
Show Error
Line 85: v1.Text = Convert.ToString(y[0]) + "صوت";.
Line 86: h1.Text = Convert.ToString(Convert.ToInt32((y[0] / tx) * 100));
Line 857: Image1.Width = Convert.ToInt32(h1.Text * 2);
Line 88: v2.Text = Convert.ToString(y[1]) + "صوت";
Line 89: h2.Text = Convert.ToString(Convert.ToInt32((y[1] / tx) * 100));
[Code]....
i am having a server control (Asp:Label) and i want to apply the css class dynamically
but it is applying to the label in all browsers except in IE7
in all browsers the dynamic css classes are applying but in IE7 it is not applying
following is sample code i am trying to make work. i want to apply formatting to datagrid column "price" i want price to be shown in currency format
Dim bColumn As BoundColumn
bColumn = New BoundColumn
bColumn.HeaderText = "name"
bColumn.DataField = "name"
dgBizDocs.Columns.Add(bColumn)
bColumn = New BoundColumn
bColumn.HeaderText = "price"
bColumn.DataField = "price"
bColumn.DataFormatString = "{0:C}" ' already tried following "{0:#,##0.00}"
dgBizDocs.Columns.Add(bColumn)
Dim dt As New DataTable
dt.Columns.Add("name")
dt.Columns.Add("price")
Dim dr As DataRow
dr = dt.NewRow
dr("name") = "ABC"
dr("price") = 1232100.53
dt.Rows.Add(dr)
dr = dt.NewRow
dr("name") = "ABC"
dr("price") = 123123.32
dt.Rows.Add(dr)
dt.AcceptChanges()
dgBizDocs.DataSource = dt
dgBizDocs.DataBind()
what am i doing wrong ?
Select number,empname,empfathername from emp
where number column is float data type
I need first four dights of number where it consists 10 digits.
num is 1234567890
O/P like to be
1234
if (Session["Paid"].ToString() != "True" && Session["downloads"] == 0)errorOperator '==' cannot be applied to operands of type 'object' and 'int'
View 1 RepliesI have a value in string i want to use that value on next page.
How can i access it with previous page property?
Or is there any other way to fetch value store in string variable on next page?
How to display the string data stored in a string[] variable into gridview?
View 9 RepliesI have a javascript variable in the script tag. I am assigning a value to that variable and I want the same value to be assigned to the label control e.g. consider the sample code below :
<body><script type="text/javascript">
var a=window.opener.parent.document.getElementById('description').DataValue;
</script>
<
asp:Label
ID="lblSubject"
runat="server"
Width="142px"
Font-Bold="True"
Font-Size="10pt"
Font-Names="Arial"
>SUBJECT</asp:Label>
</body>
How do I assign the value of variable a to the label?
the same problem wuit hme here I wanna to convert from IQureable<int> to int type?
View 2 RepliesI am trying to add a string to an SQL statement based on whether an asp:checkbox is checked. Below is what I have, and it isnt working.
I know I could set comm inside the if statement, but I imagine there is a way just to add a variable string to the SQL.
Quote:
string IndCBSQL;
if (iIndividualsCheckBox.Checked)
{
IndCBSQL = "AND CMMaster.CONSTTYPE LIKE 'Individual'";
[code].....
I am moving a website to a new framework. But the old site is in vb and the new on I'm coding it in C#.
I have this line of code that I can't figure out, This is on the aspx page. It's in a datagrid as well.
[Code]....
The line that is messing up is the second to last one where it starts with </a>(<%#Math.Round....
Here is the error I get...CS0019: Operator '/' cannot be applied to operands of type 'object' and 'int'
I've tried to work around it but can't fix this
I have this string variable:
[Code]....
I want to pass the string MON to the sql query: to replace trunc(sysdate) .
[Code]....
Ok, so it's easy in VB, but I can't figure it out in C#:
SqlCommand cmd = new SqlCommand("SELECT COUNT(*) FROM tblUsers WHERE username = '" & username & "'", cn);
This throws
CS0019: Operator '&' cannot be applied to operands of type 'string' and 'string'
<img src="http://track.opicle.com/aff_l?offer_id=2193&adv_sub=LEAD_ID" width="1" height="1" />
var x ;
x Should be replace at the place of LEAD_ID
<img src="http://track.opicle.com/aff_l?offer_id=2193&adv_sub=x" width="1" height="1" />
Meas var x will replace at the place of Lead_ID
i have to assign value to bit varibale.so i declared bool variable . i am assigning string value to a bool variable . so i converted to boolean & assigned.Its not converting to bool..How to assign string value to bit variable.?i am getting error.Object reference not set to an instance of an object
[Code]....
I need to convert a string to http url.The way i have to do this is--I have to retriew a value from database and convert it into a sharable http url in Asp.net C#.
View 9 RepliesI want to get div content like text box,label gridview HTML tag into string variable .How to get ?
View 5 RepliesI have a page the retieves transaction data from PayPal. The data is retrieved as a string of text. I need to break down the string and save parts of it to my database. I have justed a plain string in my test to see if my code works. I have converted some working VB code into C# but I am getting the errors when trying to Response.Write the different parts. The Error message says that I am trying to use the string variable before I have assigned a value to it.
[Code]....
i have a master page and one content page. In content page i have a textarea for get value from user. i don't want to make it asp control using add runat = server. without adding runat server i want to get value of textarea in a string variable which is defined in code behind file of my page using c#
In short i want to get value of Html control in code behind file using c#
I am using asp.net and C#. I want to send mail to my user in HTML format, I have the content in HTML format let say like this
<table style="width:100%;">
<tr>
<td style="width:20%; background-color:Blue;"></td>
<td style="width:80%; background-color:Green;"></td>
</tr>
</table>
Now I am unable to assign this to a string variable, so that I could send it as a mail. how can I bind this whole HTML content into a varibale.
I have variable like:
string title = string.empty; My need is that whatever string is passed to it I have to display the content inside a div with in a doublequotes .So I have written something like:
<div>"+ title +@"</div>
But how to add the doublequotes here? So that it will display like :
"How to add doublequotes"
is there a way i can get the role in a string variable using the below commands....
System.Security.Principal.WindowsIdentity wi = System.Security.Principal.WindowsIdentity.GetCurrent();
System.Security.Principal.WindowsPrincipal wp = new System.Security.Principal.WindowsPrincipal(wi);
i need this for
FormsAuthenticationTicket authTicket = new FormsAuthenticationTicket(1, // version
UserName.Text, // user name
DateTime.Now, // creation
DateTime.Now.AddMinutes(60),// Expiration
false, // Persistent
role); // User data
as string role= wp.IsInRole();
but this is not right
I have written below code to check for blank value in my textbox but its generating compilation Error.
my code in javascript:
function checkTextboxNotFilled(txtbox) {
var txtb = document.getElementById("<%= " + txtbox + ".ClientID %>");
if (GetFormattedString(txtb.value) == "") {
return true ;
}
else {
return false ;
}
}
error:
'string' does not contain a definition for 'ClientID' and no extension method 'ClientID' accepting a first argument of type 'string' could be found (are you missing a using directive or an assembly reference?)
I am calling it like this : checkTextboxNotFilled("MytextboxName")