Johannes Alexander Putra's Blog

 /*  * To change this license header, choose License Headers in Project Properties.  * To change this template file, choose Tools | Templates  * and open the template in the editor.  */ package javaapplication1; import java.sql.Connection; import java.sql.DriverManager; import java.sql.Statement; /**  *  * @author acer  */ public class JavaApplication1 {  public static Connection con;     public static Statement stm;     public static void main(String[] args) {           try {             String url ="jdbc:mysql://localhost/tutorial";             String user="root";             String pass="";             Class.forName("com.mysql.jdbc.Driver");             con =DriverManager.getConnection(url,user,pass);             stm =...

  <?php /* keterangan : nama database nya = pesan              nama tabel nya  = pesan              Struktur tabel : ID(AUTO INCREMENT PRIMARY KEY),nama,email,subjek,pesan MADE BY johannes */ try {     $ conn = new PDO ( " mysql:host = localhost;dbname  = pesan " , " root " , "" );     $ conn -> setAttribute ( PDO :: ATTR_ERRMODE , PDO :: ERRMODE_EXCEPTION );     /* pdo CREATE $res = $conn->query("INSERT into pesan.pesan VALUES(1,'JOHN','JOG@yahoo.com','kamu','Kamu cantik')"); echo $res->rowCount() . "berhasil tambah data"; */     /* PDO READ $read = $conn->query("SELECT * from pesan.pesan"); while ($row  = $read->fetch()) {     echo $row['nama']; } */     /* PDO UPDATE $update = $conn->query("UPDATE pesan.pesan SET nama = 'asep' where id = '1'"); echo $update->rowCount() . 'data diperbaruhi'; */    ...

  <?php /* keterangan : nama database nya = pesan              nama tabel nya  = pesan              Struktur tabel : ID(AUTO INCREMENT PRIMARY KEY),nama,email,subjek,pesan MADE BY johannes */ $ conn = new PDO ( " mysql:host = localhost;dbname  = pesan " , " root " , "" ); $ conn -> setAttribute ( PDO :: ATTR_ERRMODE , PDO :: ERRMODE_EXCEPTION ); /* pdo CREATE $res = $conn->query("INSERT into pesan.pesan VALUES(1,'JOHN','JOG@yahoo.com','kamu','Kamu cantik')"); echo $res->rowCount() . "berhasil tambah data"; */ /* PDO READ $read = $conn->query("SELECT * from pesan.pesan"); while ($row  = $read->fetch()) {     echo $row['nama']; } */ /* PDO UPDATE $update = $conn->query("UPDATE pesan.pesan SET nama = 'asep' where id = '1'"); echo $update->rowCount() . 'data diperbaruhi'; */ /* PDO DELETE delete = $conn->query("DELETE  fr...

  def   p ( n ) :      for  i  in   range ( n ):          print ( "   " * ( n - i - 1 ), end = "" )          print ( " *  " * ( i + 1 ))      for  j  in   range ( n - 1 ,   0 ,   - 1 ):          print ( "   " * ( n - j ), end = "" )          print ( " *  " * j ) p ( 5 ) #Output:

 class titik {     private int x;     private int y;     titik()     {        x = 0;        y = 0;     }     titik(int xp, int yp)     {         x = xp;         y = yp;     }     public void setx(int xp)     {         x = xp;     }     public void sety(int yp)     {         y = yp;     }     public int getx()     {         return x;     }     public int gety()     {         return y;     }      }  class Main {     public static void main(String[] args) { titik t1 = new titik(); titik t2 = new titik(11,9); t1.setx(18); t1.sety(28); System.out.println("T1 : nilai x : " + t1.getx()); ...

 #include <iostream> #include <string> #include <stack> using namespace std; int main() {     stack<int> stack;     stack.push(21);     stack.push(22);     stack.push(24);     stack.push(25);           cout<<stack.top(); }

 #include <stdio.h> #include <string.h> typedef struct { char nim[10]; char nama[100]; char nilai[2]; }nilaimatkul; int main() { nilaimatkul rekaman; FILE *arsipmatkul; arsipmatkul = fopen("arsipmatkul.dat","w"); printf("Tuliskan rekaman satu persatu \n"); printf("masukan nim \n"); scanf("%s",rekaman.nim); while(strcmp(rekaman.nim,"XXXXXX") != 0) { printf("Masukan nama \n"); scanf("%s",rekaman.nama); printf("masukan nilai \n"); scanf("%s",rekaman.nilai); fprintf(arsipmatkul, "%s %s %s\n",rekaman.nim,rekaman.nama,rekaman.nilai); printf("masukan nim :\n"); scanf("%s",rekaman.nim); } fprintf(arsipmatkul,"%s %s %s","XXXXXX","XXXX","XX"); fclose(arsipmatkul); } Daftar Pustaka: Rosa AS.(2018). Logika Algoritma dan Pemograman Dasar . Bandung : Modula.