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Showing posts from December, 2009

Running JAVA program in Linux Ubuntu

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The tutorial bellow explains simple procedure to compile, interpret, and execute Java program in Ubuntu using JDK sofware. Steps to run Java program in Ubuntu: 1. Go to Applications > Accessories > Terminal, to open terminal window. 2. Type the following in command line gedit Add.java 3. Enter the code bellow in the editor. /* Addition of two numbers – Add.java */ import java.io.*; class Add { public static void main(String args[]) { InputStreamReader ISR = new InputStreamReader(System.in); BufferedReader BR = new BufferedReader(ISR); int a = 0, b = 0; try { System.out.print("Enter the first number: "); a = Integer.parseInt(BR.readLine()); System.out.print("Enter the second number: "); b = Integer.parseInt(BR.readLine()); } catch(Exception e) { System.out.println("Check the program."); } System.out.println("Addition of " + a + " + " + b + " is " + (a+b)...
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Linux wvdial.conf script for Vodafone IN

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[Modem0] Modem = /dev/rfcomm0 Baud = 115200 SetVolume = 0 Dial Command = ATDT Init1 = ATZ Init3 = ATM0 FlowControl = CRTSCTS [Dialer  vodafone ] Username = " vodafone " Password = " vodafone " Phone =  *99# Stupid Mode = 1 Init1 = ATZ Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 Init3 = AT+CGDCONT=1," 10.10.1.100:9401 "," portalnmms ","",0,0 Inherits = Modem0 [Dialer three] Username = " none " Password = " none " Phone =  *99# Stupid Mode = 1 Init1 = ATZ Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 Init3 = AT+CGDCONT=1," 10.10.1.100:9401 "," portalnmms ","",0,0 Inherits = Modem0
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Two methods to run PHP script

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This article explains different methods to write PHP scripts. Basically PHP is a HTML, without using PHP script in it. A PHP script can be inserted between <?php and ?> tags. General contents can be simply displayed using HTML web page to reduce PHP server script runtime duration. HTML and PHP HTML: add.html <html> <head> <title>Addition of Two Numbers</title> </head> <body> <form action="add.php" method="post"> Enter the first number: <input type="text" name="a"><br/> Enter the second number: <input type="text" name="b"><br/> <input type="submit" name="submit" value="ADD"> </form> </body> </html> PHP: add.php <html> <head> <title>Addition of Two Numbers</title> </hea...
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Running C or C++ program in Linux

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The tutorial bellow explains simple procedure to compile, run, and execute C or C++ (CPP) programs in Ubuntu using build-in G++ compiler. Steps to run C program in Ubuntu: 1. Go to Applications > Accessories > Terminal, to open terminal window. 2. Type the following in command line sudo gedit first.c 3. Enter the code bellow in the editor. /* Program first.c */ #include<stdio.h> main() { printf(”Hello World.\n”); } 4. Save the file and close to return to terminal window. 5. Firstly compile the code using the following command cc -c first.c That would produce an object file you may need to add to the library. 6. Then create an executable using the following command cc -o first first.c 7. Now run this executable using the following command ./first 8. Output should show as follows Hello World. Steps to run C++ program in Ubuntu: 1. Go to Applications > Accessories > Terminal, to open terminal window. 2. Type the following in command line s...
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Addition using Perl/CGI in Ubuntu

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If Apache web server has installed in your system, you can run Perl/CGI script successfully. Create a HTML file and Perl script using following steps. Step 1: Creating a web page add.html 1. Open your console and type: $ sudo gedit /var/www/add.html 2. Copy the lines below in the file and save it. <html> <head> <title>Addition of two numbers.</title> </head> <body> <br><br><br><br><br> <form action='cgi-bin/add.pl' method='post' enctype='multipart/form_data'> <table border='0' align='center'> <tr><td colspan='2' align='center'> <b>Adding Two Numbers</b> </td></tr> <tr> <td>Enter the first value:</td> <td><INPUT TYPE ='text' NAME='n1'></td> </tr> <tr> ...
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