Tech N Science: 2012

Saturday, 1 December 2012

How to install and configure SQL Server 2008 R2

Watch this video to configure SQL Server 2008 R2 :

Tuesday, 27 November 2012

How to extend your USB Cable ?

Do you think that your USB Cable is short in length ? then follow the steps.

standard cell design with solution of common errors in Tanner EDA

Watch this video and you will be able to create basic standard cell designing in Tanner EDA with solvation of possible errors.

Tuesday, 13 November 2012

How to install Gadgets in Windows 8

Here just some steps you have to follow.

1) First install .NET framework and then Right click on Desktop

How to install Google on Windows 8

Here step by step procedure to install Google on Windows 8. So, follow the steps -

1) Click HERE

2) Here you will find like

How to download torrent file with IDM

Here some simple steps to download torrent files with Internet Download Manger(IDM). Follow the steps -

1. Go to the site marked in picture below

iPhone 5 launched in India

Today iPhone 5 launched in India with Airtel and Aircel.

Windows 8 Launched

After a long waiting finally today Microsoft is launching their most popular product OPERATING SYSTEM

New features added in Facebook

Today new messaging features is added in Facebook. As a No.1 social network they made a fantastic feature in their messaging and chat style.

Image Fetch - ASP.NET

here the code below(.aspx)

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

List Box - ASP.NET Toolbox

here the code below(.aspx)

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

Radio Button with page load event - ASP.NET Toolbox

here the code below(.aspx)

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

implicitly coding defined dropdown image control - ASP.NET

here the code below(.aspx)

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

explicitly user defined dropdown image control - ASP.NET

here the code below(.aspx)

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

protected void Page_Load(object sender, EventArgs e)
{
}

Basic Calculator - ASP.NET

Here the code below

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

Linear Convolution Assotiative Law (Prove) in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all
clc
x=input('enter the x(n) signal : ');
h1=input('enter the h1(n) signal : ');
h2=input('enter the h2(n) signal : ');
s1=input('starting value of x(n) : ');
s2=input('starting value of h1(n) : ');
s4=input('starting value of h2(n) : ');
l1=length(x);
l2=length(h1);
l3=l1+l2-1;
l4=length(h2);
l5=l3+l4-1;
s3=s1+s2;
s5=s3+s4;

Linear Convolution Commutative Law (Prove) in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all
clc
x=input('enter the x(n) signal : ');
h=input('enter the h(n) signal : ');
s1=input('starting value of x(n) : ');
s2=input('starting value of h1(n) : ');
l1=length(x);
l2=length(h);
l3=l1+l2-1;
s3=s1+s2;

Linear Convolution in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;
clc;
x=input('enter the sequence h(n) : ');
h=input('enter the sequence x(n) : ');
s1=input('enter the starting interval of x(n) : ');
s2=input('enter the starting interval of h(n) : ');
l1=length(x);
l2=length(h);
l3=l1+l2-1;
s3=s1+s2;
n1=s1:1:s1+l1-1;
n2=s2:1:s2+l2-1;
n3=s3:1:s3+l3-1;

Circular Convolution in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;
clc;
x=input('enter the sequence x(n) : ');
h=input('enter the sequence h(n) : ');
l_x=length(x);
l_h=length(h);
l=max(l_x,l_h);
x=[x,zeros(1,l-l_x)];
h=[h,zeros(1,l-l_h)];
l1=length(x);
m1=length(h);
j=0;

Z Transform in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;
clc;
syms z;
x=input('enter the sequence x(n) : ');

Linear vs Circular Convolution in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;
clc;
x=input('enter the sequence h(n) : ');
h=input('enter the sequence x(n) : ');
%starting of circular convolution
l_x=length(x);
l_h=length(h);
l3=l_x+l_h-1;
n1=0:1:l_x-1;
n2=0:1:l_h-1;
n3=0:1:l3-1;
y=conv(x,h);
figure(1)

Circular Convolution (Overlap Add Without Function) in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.
This will work for upto two sequence of signal.

clear all;
clc;
x=input('Enter the sequence x(n) : ');
h=input('Enter the sequence h(n) : ');
m=length(h);
n=2^m;
l=n-m+1;
x1=[x(1:l),zeros(1,m-1)];
x2=[x((l+1):(2*l)),zeros(1,m-1)];

Circular Convolution (Overlap Save Without Function) in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.
This will work for upto two sequence of signal.

clear all;
clc;
x=input('Enter the sequence x(n) : ');
h=input('Enter the sequence h(n) : ');
m=length(h);
n=2^m;
l=n-m+1;
x1=[zeros(1,m-1),x(1:l)];
x2=x((l-(m-1)+1):(l-(m-1)+n));
hf=[h,zeros(1,n-m)];

DFT in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;

clc;

x=input('Enter the sequence x(n) : ');

N=input('\nEnter the value of no. of points N : ');

L=length(x);

if(N>=L)

x=[x zeros(1,N-L)];

elseif(N<L)

error('Length of sequence must be less than no. of points.\n');

end

Linear Convolution Using Cricular Convolution Method in MATLAB

Just create a two new file with extension .m and paste the code below in that .m file. Then Run it.

for circonv.m

function y = circonv(x,h)
l1=length(x);
%m1=length(h);
j=0;
for s=1:1:l1
    g(s)=0;
    j=j+1;
    for i=1:l1
        if j<1
            j=l1;
        end
        g(s)=g(s)+x(i)*h(j);

IDFT in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clc;

clear all;

x=input('Enter the sequence X(k) : ');

N=input('\nEnter the value of no. of points N : ');

L=length(x);

if(N>=L)

x=[x zeros(1,N-L)];

elseif(N<L)

Z Transform Shifting Property in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;

clc;

syms z;

x=input('enter the sequence x(n) : ');

s=input('enter the starting interval of x(n) : ');

a=input('enter the value of Shifting Factor(+ve for Delayed)(-ve for Advanced) : ');

l=length(x);

LHS=0;

%starting of LHS

for n=(s+a):1:(l+s+a-1)

LHS=LHS+x(n-s-a+1)*z^(-n);

Window Functions in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;

clc;

%starting of hamming

wc=.5*pi;

N=input('Enter the number of points : ');

subplot(6,1,1)

plot(hamming(N));grid;

ylabel('<-Magnitude->');

xlabel('<--Time-->');

b=fir1(N,wc/pi,hamming(N+1));

Twiddle Factor in MATLAB

Just create a new file with extension .m and paste the code below in that .m file. Then Run it.

clear all;

clc;

N=input('enter the no. of points : ');

W=exp((-j*2*pi)/N);

K=2;

%VERIFICATION OF SYMETRY PROPERTY

deleting a row/data from a table in JAVA

import java.sql.*;
import java.util.*;
class delete
{
    public static void main(String[] argv)
    {
        try
        {
            Scanner sc=new Scanner(System.in);
            String roll;


            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
            String database="jdbc:odbc:eceDSN";
            Connection con=DriverManager.getConnection(database,"","");
  System.out.println("DATABASE OF ECE is Connected");
            System.out.println("Enter The Roll No");

            roll=sc.nextLine();
            PreparedStatement ps=con.prepareStatement("delete from ECE where roll=?");
            ps.setString(1,roll);

            //create a statement object
            //Statement st=con.createStatement();
            //Execute the statement
            int result=ps.executeUpdate();
            if(result==1)
            {
                System.out.println("Record is Deleted Successfully");
            }
            con.close();
        }
        catch(Exception err)
        {
            System.out.println(err.getMessage());
        }
    //loading all the driver to the memory

    }
}

updating a table's data in JAVA

import java.sql.*;
import java.util.*;
class update
{
    public static void main(String[] argv)
    {
        try
        {
            Scanner sc=new Scanner(System.in);
            int a, result, tot,phno;
            String dob, roll;

            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

insertion program of data in JAVA

class insert
{
    public static void main(String[] argv)
    {
        try
        {
            Scanner sc=new Scanner(System.in);
            String name,roll,dob;
            int tot;


            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

creating of a table in JAVA

import java.sql.*;
import java.util.*;
class Student
{

    public static void main(String[] argv)
    {
        try
        {
            Scanner sc=new Scanner(System.in);
            String roll,name,dob;
             int tot,phno;

Queue Reader Program

/* * queue_reader.c - a program that reads messages with a given identifier * off of a message queue. */
#include <stdio.h>        /* standard I/O functions. */
#include <stdlib.h>       /* malloc(), free() etc. */
#include <unistd.h>        /* sleep(), etc. */
#include <sys/types.h>    /* various type definitions. */
#include <sys/ipc.h>      /* general SysV IPC structures */
#include <sys/msg.h>      /* message queue functions and structs.*/

Queue Sender Program

/* * queue_sender.c - a program that reads messages with one of 3 identifiers * to a message queue. */
#include <stdio.h> /* standard I/O functions. */
#include <stdlib.h> /* malloc(), free() etc. */
#include <sys/types.h> /* various type definitions. */
#include <sys/ipc.h> /* general SysV IPC structures */
#include <sys/msg.h> /* message queue functions and structs. */