php

Admin.php

<?php
session_start();
if(!$_SESSION['login_status']) echo '<script>alert("anda harus login"); location.href="login.php";</script>';
include 'user.php';
?>

Delete.php
<?php
include("koneksi.php");
$id=$_GET[id];

$query="delete from admin where id_user='$id'";
$exe=mysql_query($query);
if ($exe){
    echo "<script>alert('Data Berhasil Dihapus')
    location.replace('user.php')</script>";
}else{
    echo "<script>alert('Data Gagal Dihapus')
    location.replace('user.php')</script>";
}
?>

Edit_berita.php
<?php
session_start();
include"koneksi.php";

if(!$_SESSION['login_status'])
echo '<script>alert("anda harus login dulu");location.href="login.php";</script>';

if(isset($_POST['id_berita']) && isset($_POST['judul']) && isset($_POST['isi'])):
    $status = mysql_query("update berita set `judul`='$_POST[judul]',`isi`='$_POST[isi]' where id_berita=$_POST[id_berita]");
    if($status):echo '<script>location.href="list_berita.php";</script>';
    else : echo '<script>alert("gagal");location.href="list_berita.php";</script>';
    endif;
endif;  

if(isset($_GET['id_berita'])):

$result = mysql_query("select * from berita where id_berita=".$_GET['id_berita']);
$berita = mysql_fetch_object($result);

?>

<form method="post" action="edit_berita.php">
    <input type="hidden" name="id_berita" value="<?php echo $berita->id_berita;?>">
    <label>Judul</label><input type="text" name="judul" value="<?php echo $berita->judul;?>"><br>
    <label>Konten</label><textarea name="isi"><?php echo $berita->isi;?></textarea><br>
    <input type="submit" value="Simpan">
</form>

<?php endif; ?>

Hapus_berita.php

<?php
session_start();
include"koneksi.php";

if(isset($_GET['id_berita'])):
    $status = mysql_query("delete from berita where id_berita=".$_GET['id_berita']);
    if($status): echo '<script>location.href="list_berita.php";</script>';
    else : echo '<script>alert("gagal");location.href="list_berita.php";</script>';endif;
endif;

?>

index.php

<form action="simpan.php" method="post">
<table>
    <tr>
        <td>Username</td>
        <td><input type="text" name="username"></td>
    </tr>
    <tr>
        <td>Password</td>
        <td><input type="password" name="password"></td>
    </tr>
    <tr>
        <td>Email</td>
        <td><input type="text" name="email"></td>
    </tr>
    <tr>
        <td></td>
        <td><input type="submit" value="Simpan"></td>
    </tr>
   
</table>
</form>

Koneksi.php
<?php
mysql_connect("localhost","root","") or die("gagal koneksi");
mysql_select_db("pwd");
?>

List_berita.php

<?php
session_start();
include "koneksi.php";
if(!$_SESSION['login_status'])
echo '<script>alert("anda harus login dulu");location.href="login.php";</script>';

if(isset($_POST['judul']) && isset($_POST['isi'])):
    $date = date('Y-m-d');
    $status = mysql_query("insert into berita(`judul`,`isi`,`tanggal`) values('$_POST[judul]','$_POST[isi]','".$date."')");
    if($status):echo '<script>location.href="list_berita.php";</script>';
    else : echo '<script>alert("gagal");location.href="list_berita.php";</script>';
    endif;
endif;   
?>

<?php if(isset($_GET['action']) && $_GET['action']=='tambah') :?>

<form method="post" action="list_berita.php">
    <label>Judul</label> <input type="text" name="judul"><br>
    <label>Konten</label> <textarea name="isi"></textarea><br>
    <input type="submit" value="Submit">
</form>

<?php else : ?>

<a href="?action=tambah">Tambah Berita</a>
<table>
    <tr>
        <td>No</td>
        <td>Judul</td>
        <td>Isi</td>
        <td>aksi</td>
    </tr>
    <?php $i=1; ?>
    <?php $result = mysql_query("select * from berita"); ?>
    <?php while($row = mysql_fetch_object($result)): ?>
        <tr>
            <td><?php echo $i++; ?></td>
            <td><?php echo $row->judul; ?></td>
            <td><?php echo $row->isi; ?></td>
            <td>
                <a href="hapus_berita.php?id_berita= <?php echo $row->id_berita ?>" onClick="return confirm('ciyus??')">Hapus</a>
                <a href="edit_berita.php?id_berita= <?php echo $row->id_berita ?>">Edit</a>
            </td>
        </tr>
    <?php endwhile; ?>
</table>
<?php endif; ?>

Login.php

<?php
session_start();
if($_SESSION['login_status']) echo '<script>alert("anda harus login terlebih dahulu"); location.href="admin.php";</script>';
?>
<form method="post" action="proseslogin.php">
Username : <input type="text" name="username"><br>
Password : <input type="text" name="password"><br>
<input type="submit" value="log in">
</form>

logout.php

<?php
session_start();
unset($_SESSION['login_status']);
echo '<script>alert("anda sudah logout"); location.href="login.php";</script>';
?>

proses_login.php

<?php
include 'koneksi.php';

session_start();
if(isset($_POST['username'])&& isset($_POST['password'])):
    $query_count = mysql_query("select count(*) as jumlah from admin where username='$_POST[username]' AND password=MD5('$_POST[password]')");
   
    $result_count = mysql_fetch_object($query_count);
   
    if($result_count->jumlah>0):
   
    $query = mysql_query("select * from admin where username='$_POST[username]' AND password=MD5('$_POST[password]')");
    $result = mysql_fetch_object($query);
   
    $_SESSION['id_user'] = $result->id_user;
    $_SESSION['login_status'] = true;
        echo '<script>alert("sukses tos sok"); location.href="admin.php";</script>';
    else:
        echo '<script>alert("Username dan password yang anda masukan salah"); location.href="login.php";</script>';
    endif;
else:
    echo '<script>alert("Username dan Password harus di isi"); location.href="login.php";</script>';
endif;
       
?>

Simpan.php

<?php
include "koneksi.php";
$input = $_POST[password];
$password = md5($input);
$sql="INSERT INTO admin (username, password, email)
VALUES
('$_POST[username]','$password','$_POST[email]')";
mysql_query($sql);
header( 'Location: user.php' );
?>

User.php

<form method="post" action="logout.php">
<input type="submit" value="Log out">
</form>
<?php
include "koneksi.php";
$sql=mysql_query("select *from admin");

echo "<table border='1'>
<tr>
<th>Username</th>
<th>Password</th>
<th>Email</th>
<th>Keterangan</th>
</tr>";

while($row = mysql_fetch_array($sql))
  {
  echo "<tr>";
  echo "<td>" . $row['username'] . "</td>";
  echo "<td>" . $row['password'] . "</td>";
  echo "<td>" . $row['email'] . "</td>";
  echo "<td><a href='delete.php?id=" . $row['id_user'] ."'>Delete</a></td>";
  echo "</tr>";
  }
echo "</table>";
?>
 <a href="index.php">Tambah lagi</a><br>

kalkulator sederhana c++

kalkulator ini dibuat dengan algoritma yang sederhana, meskipun belum sempurna seperti kalkulator biasanya yang kita gunakan, tapi ya lumayan lah untuk menghitung, dan juga buat menyelesaikan tugas kuliah..
ini tampilan screen shoot programnya :

nah seperti itu lah kalkulator sederhana dengan c++

dan disini anda bisa download programnya :
DISINI

source code bisa di download disini