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Jun 7, 2016

A list of symbols of emotions which we can use in facebook

Icon
Meaning
:‑) :) :D :o) :] :3 :c) :> =] 8) =) :} :^) :)
Smiley or happy face.
:‑D 8‑D 8D x‑D xD X‑D XD =‑D =D =‑3 =3 B^D
Laughing, big grin, laugh with glasses

Java Internationalization Example

  1. Create a folder I18N
  2. Goto above folder from command prompt
  3. Create a java class named I18NSample.java which is as follows:
import java.util.*;
public class I18NSample{
        static public void main(String args[]){
            String language;
            String country;
            //if(args.length!=2){
                language="en";
                country="US";
            //}else{
               // language=args[0];
                //country=args[1];
           // }

Integrating Struts2 with Hibernate

Follow steps:
1.   Create a table named users in database with following details:
CREATE TABLE `users` (
  `uname` varchar(10) NOT NULL,
  `pwd` varchar(10) default NULL,
  `email` varchar(50) default NULL,
  `dor` date default NULL,
  PRIMARY KEY  (`uname`),
  UNIQUE KEY `email` (`email`)
);
and

Struts 2 Form tag example

<%@taglib prefix="s" uri="/struts-tags" %>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
<s:head/>
</head>
<body>
<h1>Hello World!</h1>
<s:actionerror/>
<s:form method="post" action="/login/login">
<s:textfield name="username" label="Username"/>
<s:password name="password" label="Password"/>
<s:submit value="Login"/>
</s:form>
</body>

</html>

Struts 2 AJAX tag example

In order to integrate Ajax tags with Jsp we need to add dojo tags library to the netbeans project library folder. Simple Ajax tags example:

<%@ page contentType="text/html; charset=UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<%@ taglib prefix="sx" uri="/struts-dojo-tags"%>
<html>
<head>
<title>Hello World</title>
<s:head />
<sx:head />
</head>
<body>
<s:form>
<sx:datetimepicker name="date">
</sx:datetimepicker>
<sx:submit value="Login"/>
</s:form>
</body>

</html>

Program to send email in JSP.


(Sharing is the most valuable work of this universe.
So don't forget to share. 
Help the world, help yourself.)

mail.jsp

<%@ page import="javax.servlet.http.*,javax.servlet.*" %>
<%@ page import="javax.mail.internet.*,javax.activation.*"%>
<%@ page import="java.io.*,java.util.*,javax.mail.*"%>
<%
final String username = "senderEmailAddress";
final String password = "senderPassword";
String result = null;
try {

Jun 6, 2016

Write a simple java bean and jsp program in Netbeans

The following example shows how to create a bean:
Step 1: Create a jsp named as index.jsp inside Web Pages:
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP Page</title>
</head>
<body>
<form method="post" action="first.jsp">
Firstname<input type="text" name="fname"><br>
Lastname<input type="text" name="lname"><br>
<input type="submit" value="Submit">
</form>
</body>
</html>

How to put Facebook Share button at the top of your each blogger posts?

  1. Goto blogger.com
  2. Click on Template
  3. Click on Edit HTML
  4. Put the cursor inside html code
  5. Press CTRL+F
  6. Find the second instance of <data:post.body/>
  7. Just before it paste the below code:

<div class='facebook-share'>
<a expr:share_url='data:post.url' name='fb_share' rel='nofollow' type='button_count'/><script src='http://static.ak.fbcdn.net/connect.php/js/FB.Share' type='text/javascript'/>
</div>

    8.Click on save Template

Be healthy, be busy
Happy Coding
Thank you J


SQL code to insert all the countries inside table named `countries`

(Sharing is the most valuable work of this universe.
So don't forget to share. 

Help the world, help yourself.)

At first create following table inside any database.

CREATE TABLE `countries` (
  `countryid` smallint(6) NOT NULL,
  `country` varchar(150) NOT NULL,
  `countrycode` char(10) NOT NULL,
  `subscriber` char(19) DEFAULT NULL,
  `nationality` varchar(150) DEFAULT NULL,
  `currency` varchar(45) DEFAULT NULL
);

After that execute below SQL code to insert countries:

INSERT INTO `countries` (`countryid`, `country`, `countrycode`, `subscriber`, `nationality`, `currency`) VALUES
(1, 'Afghanistan', 'AF', NULL, NULL, NULL),
(2, 'Albania', 'AL', NULL, NULL, NULL),
(3, 'Algeria', 'DZ', NULL, NULL, NULL),
(4, 'American Samoa', 'DS', NULL, NULL, NULL),
(5, 'Andorra', 'AD', NULL, NULL, NULL),

How to configure Linux system as (Apache) web server?

How to configure Linux system as (Apache) web server?
1. Login as root user
                Type su root and then password of root user
2. Install the package httpd-manual*.rpm using following command
rpm –ivh httpd-manual.rpm
(you can download httpd-manual*.rpm file from rpm repository
                                                OR
Inside the installation ISO file of Redhat linux, there is a folder named Packages, where we can find all the needed packages.)

3. Edit the file /etc/httpd/conf/httpd.conf and define following things:
vi  /etc/httpd/conf/httpd.conf
goto insert mode by pressing i
type following anywhere in the file:
<VirtualHost *:80>
                ServerAdmin root@localhost
                DocumentRoot /var/www/html
                ServerName www.yourServerName.com
</VirtualHost>
To save it, at first press Esc and then type :wq
(We can also give our server’s IP address for ServerName)


4. Start Apache using following command:
service httpd start
    Now if we type localhost in browser then “Red Hat Enterprise Linux Test Page” appears which is as below



Linux Apache Welcome Page

How to create a user account in linux(Redhat 6) with comment and assigning a shell and user id of your choice?

  1. Login as root user
  2. Type following command:

Useradd –c “Bedkot Nepal” –u 550 –s /bin/csh Bedkot

(Above command adds user Bedkot with comment Bedkot Nepal, userid 550 and default shell as csh . )

You can see the entry of above user in user database file /etc/passwd .

Thank you. Keep smiling J

How to solve Port 443 in use by "C:\Program Files (x86)\VMware\VMware Workstation\vmware-hostd.exe" in xampp control panel.

Here is the solution step-by-step:
  1. Click on config button of apache in xampp control panel
  2. Open up httpd-ssl.conf
  3. Look for the line Listen 443
  4. Change port number to anything you want. I use 4430. Example: Listen 4430.
  5. Replace every 443 string in that file with 4430.
  6. Save the file.

Jun 5, 2016

How to Change the Formatting of All Instances of a Word in MS-Word?

Step 1: Go to the beginning of your document.

Step 2: Press Ctrl+H to display the Replace tab of the Find and Replace dialog box (which will be as below).



Step 3: Enter the word for eg: Error ! in the Find what box.

Step 4: Press Tab to position the insertion point in the Replace With box.

Step 5: Click on the Format button and select Font from the menu. (If the Format button is not visible, click on the More button first.)

Step 6: Change the Color box so it contains the color red or make it Italic.

Step 7: Click on OK.

Step 9: Click on Replace All.

Thank You :)

Linux system space checking and system performance monitoring tools

Performance monitoring tools are divided into two broad categories:
high-level tools that impose a negligible performance hit and provide a correspondingly general overview of system performance and low-level tools that provide detailed views of system performance at the component level and exact a significant and noticeable performance penalty.

There is room and need for both types of tools in the performance monitoring spectrum.

Jun 4, 2016

Operating System Structure

UNIT 2
Operating System Structure
System Call:
A system call is a mechanism that is used by the application program to request a service from the operating system i.e. a system call is how a program requests a service from an operating system's kernel. 

This may include hardware related services (e.g. accessing the hard disk), creating and executing new processes, and communicating with integral kernel services (like scheduling). System calls provide an essential interface between a process and the operating system.


System calls provide the interface between a process and the operating system.
System calls can be roughly grouped into five major categories:

Unit 1: Introduction to Operating System

 Unit 1: Introduction to Operating System
Introduction
An operating system (OS) is a collection of software that manages computer hardware resources and provides common services for computer programs i.e. a system program that manages all the application programs in a computer system. It provides the means for proper use of the resources in the operation of computer system. The operating system is an essential component of the system software in a computer system.
The OS masks the details of the hardware from the programmer and provides the programmer with a convenient interface

Explain The Backup Process In Linux

What to back up?

The file-based nature of Linux is a great advantage when backing up and restoring the system.
Configuration files are text based and, except for when they deal directly with hardware, are largely system independent. The modern approach to hardware drivers is to have them available as modules that are dynamically loaded, so kernels are becoming more system independent.
Rather than a backup having to deal with the intricacies of how the operating system is installed on your system and hardware, Linux backups are about packaging and unpackaging files.

In general, there are some directories that you want to back up:
  • /etc
contains all of your core configuration files. This includes your network configuration, system name, firewall rules, users, groups, and other global system items.

How To Remove ‘SECURED’ From PDF Files

Step 2: Download the 15 days trail software.
Step 3: Install the software.
Step 4: Right click on the PDF file, select "Remove Restrictions" or "Remove Restrictions and Save as" on the menu poped up.

Thanks for reading.

Mar 30, 2016

A Project Proposal on Online Job Management System

Affiliated to Pokhara University
National Academy of Science and Technology
DHANGADHI ENGINEERING COLLEGE
Uttar Behadi-4 Dhangadhi, Kailali





                                A
Project Proposal on

Online Job Management System (OJMS)

     Submitted by:
                                 Paawan Prashad Bhatt          
                                 Namraj Mishra                    
     Ashok Chaudhary                
     Debraj Subedi                      
    
                  



                     Submitted to:
Research and Development Department,
Dhangadhi  Engineering College

A PHP Project Report on Online Job Management System

1. Introduction
With the advancement of technology, application areas of computer are rising day by day. Every sector desires its procurement for fast accurate and automated operations. Therefore, different programs are developed to meet the requirement of various types of users i.e. related to any field.

This program entitled “Online Job Management System” is a minor group work of BCA VIth semester students. It is a web application which is helpful in the areas of job recruitment. This application includes all the activities in which the job is recruited. The activities like job searching, job placement, online applying etc are included.

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