Shortcut Keys in .NET

Shortcut Keys

Key	What it Does?
Ctrl + N	Opens the New Project Dialogue Box
Ctrl + Shift + O	Opens the Open File Dialog Box
Ctrl + Shift + A	Opens Add New Item window
Ctrl + D	Opens Add Existing Item window
Ctrl + S	Saves Current Form
Ctrl + Shift + S	Saves everything from Application
Alt + Q	Exits Visual Studio. NET
Ctrl + Z	Undo
Ctrl + Shift + Z	Redo
Ctrl + X	Cuts your selection
Ctrl + C	Copies your selection
Ctrl + V	Pastes your selection
Ctrl + A	Selects All
Del	Deletes your selection
Ctrl + F	Opens Find window
Ctrl + H	Opens Find and Replace window
Ctrl + Shift + H	Opens Replace in Files window
Ctrl + Alt + Shift + F12	Opens Find Symbol window
F7	Opens Code Designer window
Shift + F7	Gets you back to Design View
Ctrl + R	Opens the Solution Explorer window
Ctrl + Alt + S	Opens the Server Explorer window
Ctrl + Shift + C	Opens the Class View window
F4	Opens the Properties window
Ctrl + Shift + E	Opens the Resource view window
Ctrl + Alt + X	Opens the Toolbar window
Shift + Alt + Enter	Takes you to Full Screen View
Alt+F8	Opens Macro Explorer window
F2	Opens Object Browser window
Ctrl + Alt + T	Opens Document Outline window
Ctrl + Alt + K	Opens Task List window
Ctrl + Alt + A	Opens Command window
Ctrl + Alt + O	Opens Output window
Ctrl + Alt + Y	Opens Find Symbol Results window
Ctrl + Alt + F	Lists Items under the Favorites Menu in your Internet Explorer
Ctrl + Shift + B	Builds your project
F5	Runs your Application
Ctrl + F5	Runs your Application without Debugging
Ctrl + Alt + E	Opens the Exceptions Dialog Box
F8	Used while Debugging Applications
Shift + F8	Used While Debugging Applications
Ctrl + B	Inserts a New Breakpoint
Ctrl + Shift + F9	Clears All Breakpoints
Ctrl + Alt + P	Opens the Processes Dialog box
Ctrl + T	Opens Customize Toolbox window
Ctrl + Shift + P	Runs Temporary Macro
Ctrl + Shift + R	Records Temporary Macro
Alt + F11	Opens Macros IDE
Ctrl + F1	Opens Dynamic Help window
Ctrl +Alt + F1	Opens Help window sorted by Contents
Ctrl + Alt + F2	Opens Help window sorted by Index
Ctrl + Alt + F3	Opens Help Search window
Shift + Alt + F2	Opens Index Results window
Shift + Alt + F3	Opens Search Results window

HOW TO PASS VALUE TO ONE FORM TO ANOTHER FORM IN C# VB.NET

HOW TO PASS VALUE TO ONE FORM TO ANOTHER FORM IN C# VB.NET
IN THIS EXAMPLE PASS 2 VALUES FROM FORM2 TO FORM 3


============================================================================
FORM2 CODE FOR SENDING VALUES
=============================================================================
private void btprint_Click(object sender, EventArgs e)
{
if (id == null)
{
MessageBox.Show(" enterreferance number");
}
else
{
Form3 OBJFORM = new Form3(int.Parse(id), 1); //send 2 values
OBJFORM.Show();
}

}
====================================================================================

FORM 3 CODE FOR RECEIVING VALUES
====================================================================================

namespace WindowsApplication1
{
public partial class Form3 : Form
{
public int id;
public int rfno;

public Form3(int rno, int id1) // RECEIVING VALUE FROM FORM2
{
InitializeComponent();
rfno = rno;
id = id1;
}

private void Form3_Load(object sender, EventArgs e)
{
MessageBox.Show("id1.Tostring()");
}
}
}
=================================================================================

HOW TO CLEAR TEXTBOX VALUE IN C# VB.NET

HOW TO CLEAR TEXTBOX VALUE IN C# VB.NET
=========================================================================
txttc.Text = string.Empty;
=========================================================================
txttc.Text = "";
=========================================================================

HOW TO CHECK TEXTBOX IS NULL IN C# VB.NET

HOW TO CHECK TEXTBOX IS NULL IN C# VB.NET
=================================================================
if (txtcast.Text.Trim() == string.Empty)
{
MessageBox.Show("Enter Result");
txtcast.Focus();
}
=================================================================

HOW TO COMPARE SYSTEM DATE TO DATE TIME PICKER DATE IN C# VB.NET

HOW TO COMPARE SYSTEM DATE TO DATE TIME PICKER DATE IN C# VB.NET
==========================================================================
private void dateTimePicker1_ValueChanged(object sender, EventArgs e)
{
DateTime da = System.DateTime.Now;
DateTime da1 = Convert.ToDateTime(dateTimePicker1.Text);
int i = DateTime.Compare(da, da1);
MessageBox.Show(i.ToString()); ;

}
==========================================================================

HOW TO OPEN ANOTHER FORM IN C# VB.NET

HOW TO OPEN ANOTHER FORM IN C# VB.NET
==============================================================================
Form3 FRMOBJ = new Form3();
FRMOBJ.Show();
================================================================================

HOW TO ADD DATABASE VALUES TO TEXTBOX IN C# VB.NET

HOW TO ADD DATABASE VALUES TO TEXTBOX IN C# VB.NET
================================================================================
string cal = "select Name,Age,Dr_name from Patient_record where Refno='" + txtrefno.Text + "' ";
DataTable dt = new DataTable();
dt = obj.call(cal);
if (dt.Rows.Count > 0)
{
txtname.Text = dt.Rows[0]["Name"].ToString();
txtage.Text = dt.Rows[0]["Age"].ToString();
txtdrname.Text = dt.Rows[0]["Dr_name"].ToString();

}
else
{
MessageBox.Show("No details");
txtrefno.Focus();
}
==============================================================================

FUNCTION FOR READING DATA IN C# VB.NET

FUNCTION FOR READING DATA IN C# VB.NET
==========================================================================
using System.Data.SqlClient;// NAME SPACE FOR SQL CONNECTION
using System.Collections;
namespace WindowsApplication1
{

class Myclass
{
SqlConnection con = new SqlConnection("server=.;trusted_connection=true;database=RVDTEST");// CONNECTION STRING

public DataTable call(string call)// FUNCTION FOR READING DATA
{
SqlDataAdapter da = new SqlDataAdapter(call, con);
DataTable dt = new DataTable();
da.Fill(dt);
return dt;
}


}
}

FUNCTION FOR INSERTING DATA IN C# VB.NET

FUNCTION FOR INSERTING DATA IN C# VB.NET
==========================================================================
using System.Data.SqlClient;// NAME SPACE FOR SQL CONNECTION
using System.Collections;
namespace WindowsApplication1
{

class Myclass
{
SqlConnection con = new SqlConnection("server=.;trusted_connection=true;database=RVDTEST");// CONNECTION STRING

public void save(string sav)// FUNCTION FOR INSERTING/UPDATING/DELETING DATA
{
con.Open();
SqlCommand cmd = new SqlCommand(sav, con);
cmd.ExecuteNonQuery();
con.Close();
}
}
}
================================================================================

HOW TO ADD DATABASE VALUES TO DATAGRIDVIEW IN C# VB.NET

HOW TO ADD DATABASE VALUES TO DATAGRIDVIEW IN C# VB.NET
===========================================================================
DataTable dt1 = new DataTable();
string cal1 = "select * FROM TABLE_NAME "' ";
dt1 = obj.call(cal1); // FUNCTION FOR READING DATA FROM DATABASE TO DATA TABLE
if (dt1.Rows.Count > 0)
{
dataGridViewdetais.DataSource = dt1;

}
else
{
MessageBox.Show("No details");

}
============================================================================

HOW TO TAKE SELECTED ROW VALUES FROM DATAGRIDVIEW IN C# VB.NET

HOW TO TAKE SELECTED ROW VALUES FROM DATAGRIDVIEW IN C# VB.NET
============================================================================
private void dataGridViewdetais_CellClick(object sender, DataGridViewCellEventArgs e)
{
string refno=dataGridViewdetais.CurrentRow.Cells[1].Value.ToString();
string id = dataGridViewdetais.CurrentRow.Cells[0].Value.ToString();
}
=================================================================================

HOW TO TAKE DATE AND TIME IN C# VB.NET

HOW TO TAKE DATE AND TIME IN C# VB.NET
===============================================================================
DateTime date1 = System.DateTime.Now;
DateTime date2 =Convert.ToDateTime( dateTimePicker1.Text);
================================================================================

HOW TO FOCUS NEXT TEXT BOX IF WE PRESS ENTER IN C# VB.NE

HOW TO FOCUS NEXT TEXT BOX IF WE PRESS ENTER IN C# VB.NET
========================================================================
private void TEXTBOX1_KeyPress(object sender, KeyPressEventArgs e)
{
int i = (int)e.KeyChar;
if (i == 13)
{
TEXTBOX2.Focus();
}
}
========================================================================

HOW TO ADD VALUES TO ARRAY LIST IN C# VB.NET

HOW TO ADD VALUES TO ARRAY LIST IN C# VB.NET
=======================================================================
ArrayList arr = new ArrayList();
string a1 = textbox1.Text;
string a2 = dateTimePicker1.Text;
string a3 = dateTimePicker2.Text;

arr.Add(a1);
arr.Add(a2);
arr.Add(a3);
=======================================================================

MESSAGE BOX YES/NO CONDITION IN C# VB.NET

MESSAGE BOX YES/NO CONDITION IN C# VB.NET
================================================================================
if ((MessageBox.Show("Do U Want To Update?", "YESNO", MessageBoxButtons.YesNo)==DialogResult.Yes))
{

clearall();
MessageBox.Show("Data Updated");
}
else
{
clearall();

MessageBox.Show("Data Not Updated");
}
================================================================================

HOW TO CLOSE FORM IN C# VB.NET

HOW TO CLOSE FORM IN C# VB.NET
====================================================================================
private void buclose_Click(object sender, EventArgs e)
{
this.Close();
}
====================================================================================

Decimal number validation in c# vb.net

Decimal number validation in c# vb.net
==================================================================================
private void textbox1_TextChanged(object sender, EventArgs e)
{
if (textbox1.Text != string.Empty)
{
string str = textbox1.Text.Trim();
double num;
bool isnum = double.TryParse(str, out num);
if (isnum)
{
}
else
{
textbox1.Text = string.Empty;
MessageBox.Show("Invalid Number");
}
}
}
==================================================================================