C#

musefan wrote:

I thought he was using CD to goto the correct directory for makecert

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cd c:\Program Files\Microsoft Visual Studio 9.0\VC
START makecert -ss CBBC

cd "C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin"
makecert -ss CBBC

cd c:\Program Files\Microsoft Visual Studio 9.0\VC
START /D"C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\" makecert.exe -ss CBBC

cd "C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin"
makecert -ss CBBC

<br />
        private void button1_Click(object sender, EventArgs e)<br />
        {<br />
            string strValue= "0932;093E;0926;0947;0928;";<br />
            Regex rgexp = new Regex(@"([0-9A-Fa-f]{4});");<br />
            string strResult= rgexp.Replace(strValue, match =>  ((char)Int32.Parse(match.Groups[1].Value, NumberStyles.HexNumber)).ToString());<br />
            textBox1.Text=strResult;<br />
        }<br />

Girish481 wrote:

Unicode String to Hindi

Girish481 wrote:

I am using VS 2005 Prof Edition.

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Girish481 wrote:

I have to store these files data into databases like Oracle, SQL Server. So, i was in search to first convert a unicode string to convert it into editable text; i.e. something like :

Girish481 wrote:

Unicode String is "This is a unicode string" and i wish :
New String is : "Something text after conversion";

Girish481 wrote:

and then if i select hindi (an Indian Language) font for new string; it will show me the original string as it was in Unicode.

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Girish481 wrote:

Probably i am not able to explain my need

Girish481 wrote:

. See, whatever you have said, that is fine that if i says dim x as string="Hindi Words"; they are visible in the dotnet;

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;

public partial class Form1 : Form
{
    const String ओम् = "ॐ (that's Ohm)"; // Hindi character (both in var-name and contents!)
    TextBox myTextBox;
    RichTextBox myRichBox;

    public Form1()
    {
        InitializeComponent();

        myTextBox = new TextBox();
        myTextBox.Dock = DockStyle.Top;
        myTextBox.Text = ओम्;
        this.Controls.Add(myTextBox);

        myRichBox = new RichTextBox();
        myRichBox.Dock = DockStyle.Top;
        myRichBox.Text = ओम्;
        this.Controls.Add(myRichBox);

        String cs = "Server=.;Database=Northwind;Trusted_Connection=True;";
        using (SqlConnection con = new SqlConnection(cs))
        using (SqlCommand cmd = con.CreateCommand())
        {
            // prep command
            cmd.CommandText = "UPDATE Customers SET CompanyName = @what WHERE ContactName = @ContactName";
            cmd.Parameters.AddWithValue("ContactName", "Antonio Moreno");
            cmd.Parameters.AddWithValue("what", ओम्);
            con.Open();
            
            // update that contact to have the Ohm-string in it's companyname
            // this is to prove that the character is stored in Sql Server.
            // We'll be searching for this character in the next query;
            cmd.ExecuteNonQuery();

            // now find that contact by using the Ohm-character and the Sql like operator            
            cmd.Parameters.Clear();
            cmd.CommandText = "SELECT CompanyName + '.' + ContactName FROM Customers WHERE CompanyName LIKE @bla";
            cmd.Parameters.AddWithValue("bla", "%ॐ%"); // search for any records containing the Ohm-character in column CompanyName
            string result = cmd.ExecuteScalar().ToString();

            myTextBox.Text = result; // should display a box-character with a name (this is what you wanted to prevent)
            myRichBox.Text = result; // should display a Ohm-character with a name (this is per your requirement)
        }
    }
}

Girish481 wrote:

1.How do i convert Unicode Text to Edibable Text?

Girish481 wrote:

and the SQL Server Error is :

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Girish481 wrote:

First i really wish to heartly thank to you for your continue support.

Girish481 wrote:

1.How do i give/type Unicode in the textbox, something like :
Select * from mytable where name like '%ओम%' (Here i am copying from your reply)

SELECT * FROM mytable WHERE name LIKE N'%ओम%'

public partial class Form1 : Form
{
    const String Ohm = "ओम्";
    RichTextBox myRichBox;

    public Form1()
    {
        InitializeComponent();

        myRichBox = new RichTextBox();
        myRichBox.Dock = DockStyle.Top;
        myRichBox.Text = "ओ"; // Search part of the Ohm
        this.Controls.Add(myRichBox);

        using (SqlConnection con = new SqlConnection(
            "Server=.;Database=AdventureWorks;Trusted_Connection=True;"))
        using (SqlCommand cmd = con.CreateCommand())
        {
            cmd.CommandText = 
                "UPDATE Person.Contact SET FirstName = @what WHERE ContactID = @ContactID";
            cmd.Parameters.AddWithValue("ContactID", 25);
            cmd.Parameters.AddWithValue("what", "O" + Ohm); // write full Ohm to database
            con.Open();

            cmd.ExecuteNonQuery();

            cmd.Parameters.Clear();
            cmd.CommandText = 
                "SELECT ContactID FROM Person.Contact WHERE FirstName LIKE N'%@what%'";
            // For some strange reason, adding a parameter doesn't work
            //  cmd.Parameters.AddWithValue("what", myRichBox.Text);
            // As a workaround;
            cmd.CommandText = cmd.CommandText.Replace("@what", myRichBox.Text);
            string result = cmd.ExecuteScalar().ToString();

            myRichBox.Text = "Found record @Id; " + result;
        }
    }
}

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Girish481 wrote:

Something like if table is having Unicode values then problem is how do i supply / search in the table using textbox1 and then populate my FlexGrid.

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devvvy wrote:

In addition to AppDomain.Current.Get/SetData, can third party examine application memory.

devvvy wrote:

If the answer is yes - then it follows really the moment you load a third party dll into your own process, you cannot be sure if your process has been compromised?

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<br />
using System;<br />
using System.Collections.Generic;<br />
using System.Linq;<br />
using System.Text;<br />
<br />
using System.Threading;<br />
using System.Reflection;<br />
using System.Security.Policy;<br />
<br />
using UserUtil;<br />
using SimpleUtil;<br />
<br />
namespace SimpleTest<br />
{<br />
    class Program<br />
    {<br />
        public const string KEY1 = "KEY1";<br />
        public static AppDomain UserDomain = null;<br />
        public static SimpleUtil.IServiceProvider UserProvider = null;<br />
<br />
        static void Main(string[] args)<br />
        {<br />
            Assembly UserAssembly = null;<br />
            Object oProvider = null;<br />
            Thread t = null;<br />
<br />
            try<br />
            {<br />
                AppDomain.CurrentDomain.SetData(KEY1, "PrivateKey");<br />
<br />
                UserDomain = AppDomain.CreateDomain("UserDomain");<br />
                UserDomain.SetData(KEY1, "Sh*t!");<br />
                <br />
                UserAssembly = Assembly.LoadFrom("UserUtil.dll");<br />
                <br />
                oProvider = UserDomain.CreateInstanceFrom("UserUtil.dll", "UserUtil.ServiceProvider").Unwrap();<br />
                // oProvider = UserAssembly.CreateInstance("UserUtil.ServiceProvider");<br />
<br />
                if (oProvider != null)<br />
                {<br />
                    if (oProvider is SimpleUtil.IServiceProvider)<br />
                    {<br />
                        UserProvider = (SimpleUtil.IServiceProvider)oProvider;<br />
<br />
                        t = new Thread(new ParameterizedThreadStart(Program.AsyncDoWork));<br />
                        t.Start("Calling UserProvider.DoWork");<br />
                    }<br />
                }<br />
<br />
                while (true)<br />
                {<br />
                    Console.Write(".");<br />
                    Thread.Sleep(1000 * 5);<br />
                }<br />
            }<br />
            catch (Exception Ex)<br />
            {<br />
                Console.WriteLine(Ex.Message);<br />
            }<br />
<br />
            return;<br />
        }<br />
<br />
        public static void AsyncDoWork(object Arg)<br />
        {<br />
            string Message = null;<br />
            Message = (string)Arg;<br />
            UserProvider.DoWork(Message); << If inside third party "DoWork" throws an exception, it'd crash the hosting app even it's instantiated from different AppDomain! Also it can access AppDomain.Current.GetData("SomeSecret"). On these two reasons - all this talk about AppDomain isolation are quite pointless.<br />
            return;<br />
        }<br />
    }<br />
}<br />

devvvy wrote:

can third party dll can a raw byte[] image of process memory

devvvy wrote:

So all this jazz about AppDomain are *practically useless* from security stand point. I've also tried to throw an exception from code from another appDomain, it crashes the whole app (see below).

Sounds like all theories surrounding appDomain completely b*llsh*t!

devvvy wrote:

all this talk about AppDomain isolation are quite pointless

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