Lowyat.NET: Latest topics by gdsrk

java file io need help!

gdsrk — Sun, 07 Nov 2010 20:29:43 +0800

----------------

example of data in notepad :

nasi kemak rendang
nasi, rendang ayam, sambal, sotong, kacang tanah
10.00
chef recommended
nasi goreng hebat
nasi, ayam, sambal, daging ayam, sayur
20.00
chef recommended

---------------

the problem im facing now is when i click on "Nasi Lemak Rendang" from the list and "Show menu detail" button for the file IO part then the details of the dish will be shown...

also copying all the dish name from notepad as in an array to be displayed in the JList.

plaese help.. appreciate it very very much...

FOR THE GUI THAT I've DONE SO FAR :
---------------------------------------------------

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.awt.event.WindowStateListener;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

class EEmenu extends JFrame implements ActionListener
{
JPanel pane1,pane2,pane3;
JList list1;
JLabel label1;
JButton button1,button2,button3,button4;
String[] foods = {"Nasi Goreng" , "Sushi" , "Mee Goreng"};

public EEmenu()
{

Container pane = getContentPane();
pane.setLayout(new BorderLayout());

pane1 = new JPanel();
pane1.setLayout(new BorderLayout());

list1 = new JList(foods);
list1.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

pane2 = new JPanel();
pane2.setLayout(new GridLayout(4,1,10,10));

button1 = new JButton("Show Menu Details");
button2 = new JButton("Add Menu");
button3 = new JButton("Edit Menu");
button4 = new JButton("Delete Menu");

button2.addActionListener(this);

pane3 = new JPanel();
pane3.setLayout(new FlowLayout());

label1 = new JLabel("WELCOME TO ABC RESTAURANT : ");

pane1.add(list1);
pane2.add(button1);
pane2.add(button2);
pane2.add(button3);
pane2.add(button4);
pane3.add(label1);
pane3.setBackground(Color.green);

pane.add(pane1, BorderLayout.CENTER);
pane.add(pane2, BorderLayout.EAST);
pane.add(pane3, BorderLayout.NORTH);
}

public static void main(String[] args)
{
EEmenu frame = new EEmenu();
frame.setTitle("Electronic Food Menu");
frame.setSize(400, 250);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
@Override
public void actionPerformed(ActionEvent e)
{
if (e.getSource() == button2)
{
Addmenu frame1 = new Addmenu();
frame1.setTitle("Add menu");
frame1.setSize(400, 200);
frame1.setLocationRelativeTo(null);
frame1.setVisible(true);
}

}
}

------------------------------------------------------------------------------------------------------------------

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.awt.event.WindowStateListener;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

class Addmenu extends JFrame
{
JPanel pane1,pane2;
JButton button1,button2;
JLabel label1,label2,label3,label4;
JTextField text1,text2,text3,text4;

public Addmenu()
{

Container a1 = getContentPane();
a1.setLayout(new BorderLayout());

pane1 = new JPanel();
pane1.setLayout(new FlowLayout());

button1 = new JButton("Save Menu");
button2 = new JButton("Cancel");

pane2 = new JPanel();
pane2.setLayout(new GridLayout(4,2));

label1 = new JLabel("Menu name : ");
text1 = new JTextField(30);

label2 = new JLabel("Ingredients : ");
text2 = new JTextField(50);

label3 = new JLabel("Price : ");
text3 = new JTextField(5);

label4 = new JLabel("Recommendations : ");
text4 = new JTextField(20);

pane1.add(button1);
pane1.add(button2);
pane2.add(label1);
pane2.add(text1);
pane2.add(label2);
pane2.add(text2);
pane2.add(label3);
pane2.add(text3);
pane2.add(label4);
pane2.add(text4);

a1.add(pane1, BorderLayout.SOUTH);
a1.add(pane2, BorderLayout.CENTER);

}

public static void main(String[] args)
{
Addmenu frame1 = new Addmenu();
frame1.setTitle("Add menu");
frame1.setSize(400, 200);
frame1.setLocationRelativeTo(null);
frame1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame1.setVisible(true);

}

}

-------------------------------------------------------------------------------------------------------------

any shop at midvalley selling ap phones?

gdsrk — Wed, 24 Feb 2010 13:53:58 +0800

hi,

want to know are there any handphone shop at mid valley selling AP sets? because most of the shop i saw only selling only zitro/thorus etc ori sets.

if got pls let me know whats the shop name.. thanks

question abt pointer

gdsrk — Wed, 24 Feb 2010 00:16:43 +0800

int *p;
int *q;
p = new int;
q = p;
*p = 46;
*q = 39;
cout<< *p << " " << *q <<endl;

what is the output for this?

website to book hotels

gdsrk — Thu, 10 Dec 2009 20:38:20 +0800

hi, i searched google for hotel booking sites.. there were so many of them. i dont know which site more secure for booking.

which website agent is most recommended for booking local hotel? capitol or melia hotel.. pls advice tq

change d colour of background of a photo

gdsrk — Thu, 10 Dec 2009 13:40:03 +0800

hi.. want to ask is there any ways to change the colour of background of a photo? like change it to a plain blue colour.

Nikon service centre

gdsrk — Wed, 09 Dec 2009 09:38:17 +0800

my nikon digital camera's lens error when i tried to on it. thinking of sending it back for warranty claims. is there any nikon service centre at Mid valley or SG. Wang area?

cant connect msn after upgrade win 7

gdsrk — Wed, 18 Nov 2009 13:03:32 +0800

the error message says

Signing in to window live messenger failed because the service is temporarily unavailable. pls try again later.

window live messenger has made several failed attempts to sign you in. Your firewall may be blocking window live messenger from connecting to the service. Please review your firewall settings. See the retailer's instructions for more information.

Error code : 80048820

I reinstalled it , removed my antivirus program , and allowed window live messenger in Window firewall already. but still the same outcome.

somebody pls kindly enlight me.. thanks

change actual date for MAS MH-LOW?

Thu, 01 Jan 1970 07:30:00 +0800

change actual date for MAS MH-LOW?

gdsrk — Fri, 06 Nov 2009 18:03:54 +0800

hi.. wanna ask is it possible to change my flight date for Malaysian Airline MH-LOW ticket?

need help in struct

gdsrk — Wed, 14 Oct 2009 09:40:52 +0800

question is here:

pls correct my sourcecode :

#include <iostream>
#include <fstream>
using namespace std;

struct personType
{
string firstname;
string lastname;
double salebyday[6];

int main ()
{
persontype personlist[3];
double totalweight;
int counter,j;
ifstream infile;

infile.open("data.txt");
for (counter=0;counter<3;counter++)
{
infile>>personlist.firstname;
infile>>personlist.lastname;
for (j=0;j<6;j++)
{
infile>>personlist.weight[j];
}
}

got errors in my c++

gdsrk — Thu, 20 Aug 2009 09:12:12 +0800

#include <iostream>
using namespace std;
int main ()
{
int account;
cout<<"Please enter your account number:";
cin>>account;

switch(account)
{
case 46728:
cout<<"Your account type is saving account.";
cout<<"Your balance is rm2700"<<endl;
cout<<"Your new balance is: RM"<<2700+(0.04*2700)<<endl;
break;
case 87324:
cout<<"Your account type is current account."<<endl;
cout<<"Your balance is rm7689"<<endl;
cout<<"Your new balance is: RM"<<7689+(0.05*7689)<<endl;
break;
case 78973:
cout<<"Your account type is saving account.";
cout<<"Your balance is rm800";
cout<<endl;
cout<<"Your new balance is RM"<<800-10<<endl;
break;
case 89832:
cout<<"Your account type is current account."<<endl;
cout<<"Your balance is rm3000"<<endl;
cout<<"Your new balance is RM"<<3000+(0.05*3000)<<endl;
break;
case 98322:
cout<<"Your account type is current account.";
cout<<"Your balance is rm750"<<endl;
cout<<"Your new balance is:RM"<<750-25<<endl;
break;
else
cout<<"Your account type is invalid account."<<endl;
cout<<"Invalid account type"<<endl;
default;
}
return 0;
}

errors :
soalan_f.cpp: In function `int main()':
soalan_f.cpp:37: error: expected primary-expression before "else"
soalan_f.cpp:37: error: expected `;' before "else"
soalan_f.cpp:40: error: expected `:' before ';' token

How to view hidden files?

gdsrk — Thu, 16 Jul 2009 15:48:58 +0800

When i plugged in my external hard drive to my laptop.. my laptop detected the hard drive.. when i open the drive its empty inside and im not able to view all the files inside the hard drive ...

i tried right clicking and press 'properties' .. it shows 68.9MB in used ... there are files inside but i think they are hidden..

then i enabled to view hidden files under folder options but still could not work.. any one can advice on this ?

it(science com) VS it(science&system m)

gdsrk — Thu, 09 Jul 2009 18:35:15 +0800

science computer study more 'deep' in computing hardware etc whereas science and system management is the study of application of it in business.
which course u guys think has wider job prospects? pls advice..

what this course is? any job for this course?

gdsrk — Fri, 19 Jun 2009 12:23:29 +0800

UKM - Program Sarjanamuda Teknologi Maklumat (Sains Dan Pengurusan Sistem) Dengan Kepujian

http://www.ftsm.ukm.my/modul.asp?km=SMTMTS...2&smenu=40&h=21

Bachelor of Computer Science in utm?

gdsrk — Wed, 18 Mar 2009 00:03:37 +0800

hi.. want to ask is there any jobs available next time for this course? Bachelor of Computer Science (Computer Networks and Security) in UTM

entry to UTAR Computer Science?

gdsrk — Sat, 28 Feb 2009 10:49:14 +0800

hello, want to ask what's the requirements needed in order to get in Computer Science course in Utar? i've finnished my stpm without physic but biology..

problems occured while upgrading my window

gdsrk — Sun, 01 Jun 2008 23:31:07 +0800

hi all.. i seriously need help from sifus here..
i was trying to upgrade(not formatting) my window just now..
when the process came to "installing windows" stage, some circumstances/errors occured and prevented me to go on further
then, i changed my mind about upgrading as in fear of losing important datas.then i ejected my window cd outt.
what happened now is.. the pc dont boot up.. it just keep restarting and leads to where the errors occured at "installing windows" stage just now and asked me to re-insert window cd.

any idea guys?

suitable memory for this mobo

gdsrk — Wed, 16 Jan 2008 21:03:10 +0800

want to ask what memory 1GB model that suitable for ASUS P5PE-VM?
and around what price for the memory?

and lastly i want to ask whether this mobo is too old? since its stil using DDR memory. and is there any problem for playing Need For Speed Underground? or should i upgrade it