{Complexity}

iptables -A INPUT -s 139.76.64.65 -j DROP
iptables -A INPUT -s 139.76.224.65 -j DROP

iptables -D INPUT -s 139.76.224.65 -j DROP

perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_MESSAGES to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory

# dpkg-reconfigure locales

for f in *; do mv “$f” `echo $f | tr ‘ ‘ ‘_’`; done

• Overriding the $-function
• Including jQuery before Other Libraries
• Referencing Magic – Shortcuts for jQuery

var J = jQuery.noConflict();
function init(){
J(“div#sshow”).slideView();
}
J(window).bind(“load”, init );

logrotate -f -v /etc/logrotate.conf

than it will update /var/lib/logrotate/status

1) There are integer arrays, A and B. what’s the best way to generate an array which contains all duplicated elements of A and B.
2) There are integer arrays, A and B. how to figure it out if those contain same elements.
3) There many of files in a folder and some of them contains phone numbers. how to find them.
4) Design restaurant reservation system. class design and data structures.

1. create web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
</web-app>

2. create action-servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">

<bean id="tilesViewResolver" class="org.springframework.web.servlet.view.UrlBasedViewResolver">
<property name="viewClass" value="org.springframework.web.servlet.view.tiles2.TilesView"/>
</bean>
</beans>

3. create TestController
package com.bluewiseinc.erp.common.web;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.multiaction.MultiActionController;

public class TestController extends MultiActionController {
public ModelAndView testMain(HttpServletRequest request, HttpServletResponse response) throws Exception {
return new ModelAndView("test/test_main", "testMain", null);
}
}

4. UrlMap.properties
## test module mapping
/test/index.do=testController

5. tiles-def.xml
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE tiles-definitions PUBLIC
"-//Apache Software Foundation//DTD Tiles Configuration 2.0//EN"
"http://tiles.apache.org/dtds/tiles-config_2_0.dtd">

<tiles-definitions>
<definition name="defaultTemplate" template="/WEB-INF/view/tiles/default.jsp">
<put-attribute name="header" value="/WEB-INF/view/tiles/def_header.jsp" />
<put-attribute name="menu" value="/WEB-INF/view/tiles/def_menu.jsp" />
<put-attribute name="footer" value="/WEB-INF/view/tiles/def_footer.jsp" />
</definition>
<definition name="test_main" extends="defaultTemplate">
<put-attribute name="content" value="/WEB-INF/view/test/test_main.jsp"/>
</definition>
</tiles-definitions>

6. message.properties
# Page titles
index.title=Test Spring MVC + Tiles

7. default.jsp
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>
<%@ taglib prefix="tiles" uri="http://tiles.apache.org/tags-tiles" %>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title><fmt:message key="index.title"/></title>
<link rel=stylesheet href="${pageContext.request.contextPath}/css/global.css" type="text/css">
<script type="text/javascript" src="${pageContext.request.contextPath}/scripts/global.js"></script>
</head>
<body>
<div id="header">
<div id="headerTitle"><tiles:insertAttribute name="header" /></div>
</div>
<div id="menu">
<tiles:insertAttribute name="menu" />
</div>
<div id="content">
<tiles:insertAttribute name="content" />
</div>
<div id="footer">
<tiles:insertAttribute name="footer" />
</div>
</body>
</html>

Dell PowerEdge  SC1420

Dell CERC SATA 1.5/6ch RAID Controller

Windows 2003 / MS SQL 2005 / Accpac ERP

1. Upgrade system BIOS, raid controller firmware on windows 2003

2. Attach a new hard disk and configure raid 0, virtual drive #1

3. Move all data on current D drive to new attached drive

4. Back up C partition as a image: Clonezilla

5. Reconfigure hard disk 1 & 2 as raid 1, virtual drive #0

6. Restore backed up C drive image to new reconfigured virtual drive #0

- Network Monitoring
tcptrack
iptraf

- CPU, Memory Monitoring
top
free

- Disk I/O Monitoring
iostat(sysstat)

#apt-get install php-pear

#pear install Numbers_Words-0.16.1
#pear install Numbers_Roman-1.0.2
#pear install Image_Canvas-0.3.1
#pear install Image_Graph-0.7.2

(Download TrueType core fonts from http://corefonts.sourceforge.net/)
cp *.ttf /usr/share/php/Image/Canvas/Fonts

<?php
require_once '../../includes/include.php';
require_once 'Image/Graph.php';
require_once 'Image/Canvas.php';
date_default_timezone_set('America/New_York');

// output the Graph
$Graph->done();
db_close()
?>