LAMP CSD L0101

1
LAMPCSD L0101

• Lecture 01
• Introduction
• Background Survey
• Course Overview
• Jargon Buster
• Intro to LAMP
• Filesystem Hierarchy Standard
• Absolute Relative Path
• Shell Commands

2
Introduction

• Ajay Rungta
• Project Assistant, SDET Unit / CSIS Group
• Webmaster, BITS Website
• Pursuing M. E. in Software Systems
• Software Engineer, Infosys 2 years
• M. Sc. (Hons.) Physics, BITS Pilani Class of
  2006
• rungta.ajay_at_bits-pilani.ac.in
• 3258 IBM Lab
• Enough of me, lets talk about you now

3
Background Survey

• LAMP
• Linux
• Apache
• HTML
• CSS
• JavaScript
• PHP
• Fundamentals
• Session / Cookies
• PEAR
• PHP Frameworks

• MySQL
• RDBMS
• SQL Queries
• DB Connections
• XML
• AJAX
• Prithvi Account
• Desktop / Laptop
• Expectation

4
Course Overview

• Details
• Tue Thu 530 to 7 pm, 5101 LTC
• http//sdetu/csd/courses/CSDL0101/
• http//groups.google.com/group/lamp_csd_bitspilani
  /
• CCH Mon 5.30 to 6.30 pm, 3258 IBM Lab
• rungta.ajay_at_bits-pilani.ac.in
• Handout
• Download Handout soft copy from course website
• Likely to change in time

5
Course Overview

• Lectures
• Sets pace of Course
• Highlights important points
• Demo/Sample Programs presented Ensure that you
  understand them fully
• Course Material
• Either on course website or IntraBITS

6
Course Overview

• Evaluation
• Quiz 4 10
• Labs
• Practice Evaluative Labs 20
• Each 60 Min
• Date, Time Venue TBD
• Assignments/Projects Take Home 20
• Submission Dates 1st Oct, 2009 5th Nov 2009
• Mid Sem 12th Oct 2009, Monday 90 Min20
• End Sem 21st Nov 2009, Saturday 120 Min30

7
Course Overview

• TB1 Timothy Boronczyk, Elizabeth Naramore,
  Jason Gerner, Yann Le Scouarnec, Jeremy Stolz,
  Michael K. Glass Beginning PHP6, Apache, MySQL
  Web Development, Wrox 2009

• TB2 W. Jason Gilmore Beginning PHP MySQL -
  From Novice to Professional, Apress, 3rd Edition,
  2008

8
Course Plan

• Linux
• Fundamentals
• File Handling Commands
• Shell and vi
• Apache
• Configuration
• Files Hierarchy
• User Webpages
• Virtual Hosts and aliases

9
Course Plan

• MySQL
• MySQL Databases Tables
• Value Types
• SQL Queries
• PHP
• Fundamentals
• Forms, Sessions, Cookies
• AJAX
• PEAR and PHP Frameworks
• Security

10
Software Development's Evolution

• Technocrat Era Programmers serving programmers
• Early Business Era Programmers attempt to serve
  others
• Late Business Era Programmers and artists meet
  and do battle
• Product Design Era Can programmers and artists
  learn to work together?
• Lead users
• Source http//www.lostgarden.com/2006/02/softwar
  e-developments-evolution.html

11
The Technocrat Era
12
The Early Business Era
13
The Late Business Era
14
The Product Design Era
15
Lead Users

• A group of users that solves a difficult program
  far ahead of the mass market
• The first was the game industry
• The second were companies like Apple
• The third were web design companies

16
LAMP

• Free and open source software
• Used to run dynamic websites or servers
• Linux the Operating System
• Apache - the Web Server
• MySQL the Database Management System
• PHP the server side scripting language
• LAMP - Perl, PHP or Python
• Coined by Michael Kunze in an article in German
  computing magazine ct in April 1998
• Link http//www.heise.de/kiosk/archiv/ct/1998/12
  /230_kiosk

17
Open Source

• Open source doesn't just mean access to the
  source code.
• Distribution must comply with the following

• Free Redistribution
• Source Code
• Derived Works
• Integrity of The Author's Source Code
• No Discrimination Against Persons or Groups

• No Discrimination Against Fields of Endeavor
• Distribution of License
• License Must Not Be Specific to a Product
• License Must Not Restrict Other Software
• License Must Be Technology-Neutral

Source http//www.opensource.org/docs/osd
18
Linux
Tux

• Unix-like OS based on Linux kernel
• Written in 1991 by Linus Torvalds
• Developed on Minix using the GNU C compiler
• Announced on 25 Aug 91 on Usenet newsgroup
  comp.os.minix.
• Kernel Central Component
• Apache HTTP Server
• X Window System GUI
• Desktop Environments GNOME, KDE, etc
• Utilities and Libraries, etc
• Announcement http//groups.google.com/group/com
  p.os.minix/msg/b813d52cbc5a044b
• Pronounce Linux http//groups.google.com/group/c
  omp.os.linux/msg/53a76cbbbcb6e1c8
• GNU's Not Unix http//www.gnu.org/
• Why Tux? http//lkml.indiana.edu/hypermail/linu
  x/kernel/9605/0855.html

Linus Torvalds
19
Apache HTTP Server

• Developed and maintained under Apache Software
  Foundation
• 1st version was created by Robert McCool known as
  NCSA HTTPd
• Became first web server to surpass the 100
  million web site milestone in Feb 09
• Served over 46 of all websites  over 66 of the
  million busiest as of Aug 09
• Why Apache? http//httpd.apache.org/docs/1.3/misc
  /FAQ.htmlname
• Apache Software Foundation http//www.apache.org/
  
• Apache HTTP Server Project http//httpd.apache.or
  g/
• National Center for Supercomputing Applications
  http//www.ncsa.illinois.edu/
• http//news.netcraft.com/archives/2009/02/18/feb
  ruary_2009_web_server_survey.html
• http//news.netcraft.com/archives/2009/08/31/aug
  ust_2009_web_server_survey.html

20
MySQL

• Relational Database Management System
• It is My Structured Query Language
• Runs as a server providing multi-user access to a
  number of databases
• Eg - Flickr, Facebook, Wikipedia, Google (not for
  searches), Nokia, YouTube, etc
• Originally developed by Michael
  Widenius and David Axmark beginning in 1994
• Created by MySQL AB Founded in 1995
• Sun Microsystems acquired MySQL AB in 2008
• Oracle deal to acquire Sun Microsystems is open
• MySQL http//www.mysql.com/

21
PHP

• It is PHP Hypertext Preprocessor
• Scripting language to produce dynamic web pages
• Created by Rasmus Lerdorf in 1995
• Succeeds an older product, named PHP/FI
  Personal Home Page/ Form Interpreter
• Now managed by The PHP Group
• PHP http//www.php.net/

22
Filesystem Hierarchy Standard
Defines the main directories and their contents
in most software systems using UNIX and Unix-like
operating systems
23
Filesystem Hierarchy Standard
24
Processing Environment

• User Program
• Set of instructions written by the user
• Process
• Instance of a program under execution
• Shell
• Provides a processing environment for the user
  programs

25
Absolute Path and Relative Path

• The Absolute Path
• The entire pathname starting from root(/)
• Eg - /home/students/grad/h2008123
• The Relative Path
• The path relative to your present working
  directory
• . Current Directory
• .. Parent Directory in hierarchy
• - User Home Directory
• username username Home Directory
• Eg cd, cd ., cd .., cd ../../, cd , cd user

26
Getting Help

• Man Pages - Applications, utilities, and shell
  prompt commands usually have corresponding manual
  pages
• Man Pages show the reader the available options
  and values of file or executable
• Eg man whoami
• Word Search in Man Pages
• man k ltwordgt
• apropos ltwordgt

27
Commands

• Left Blank Intentionally

28
HTML

• Left Blank Intentionally

29

• Questions