Tech N Science: 10/21/12

Sunday, 21 October 2012

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. */