1. Tutorology E-bay for knowledge
Kate Dehbashi
California State University of Los Angeles
Winter 2010
CS491B – Project Report
Dr. Sun

2. What is covered? Introduction Why Tutorology? Technologies used
Algorithms
System Overview
Page Flow
Implementation
References

3. Introduction Tutorology.com is an ASP.NET web application.
Dedicated to facilitating teacher-student communication.

4. Why Tutorology? Help students find tutors nearby
Help Students have access to an international knowledge database
Help teachers to share their knowledge with students around the world
Creates a well-organized knowledge database

5. Technologies Used Visual Studio 2008
IDE introduced by Microsoft in 1997
First version included support for
C++, VB, J++ and FoxPRO
Visual Studio .NET
Released in 2002
2005: Support for mobile devices
2008: focuses on developing for Windows Vista

6. Technologies Used (Cont.)
SQL Server
Relational model data base server by Microsoft
Released 1989
SQL server 2005
Improved user interface
SQL Server Management Studio
Improved performance
Better buffer management, Concurrency control
Supports several basic data types as well as user-defined
Database can include other objects
Stored procedures

7. Technologies Used (Cont.)
hMailServer
Free server for Windows
Supports common protocols
POP3
IMAP
Secure
Pre-configured to have high security
Database support
SQL Server, PostgreSQL , MySQL
hMailServer is pre-configured to have high security when it comes to relaying and authentication so that no one can use your server to send spam messages. It also supports the very popular open source virus scanner ClamAV. Configuring hMailServer to use ClamAV only takes a single click! The server also supports black list servers and other spam-stopping mechanisms such as SPF and MX lookup
hMailServer supports Microsoft SQL Server, PostgreSQL and MySQL. The hMailServer installation includes a minimal, built-in database server called Microsoft SQL Server Compact. During the installation you can choose whether you want to use the built-in database or a already existing database server. The built-in server saves you the hassle of having to set up and configure a separate database server for hMailServer, but using an external database server may give

8. Technologies Used (Cont.)
JavaScript
Executable code embedded in a html page

9. Algorithms Luhn (mod 10) algorithm Created by IBM scientist Hans Luhn
Checksum formula
Used to create, validate credit card numbers

10. Algorithms (Cont.) Distance between two zip codes
Latitude
Longitude
DISTANCE = 69.1*(180/п)*arcos[sin(LAT1)*sin(LAT2)+cos(LAT1)*cos(LAT2)*cos(LONG2-LONG1)]

11. System Overview Three types of users Instructor Registered Student
Pays fee
Able to upload/sell e-media
Registered Student
Free
Search
purchase
Anonymous

12. Page Flow Search Registration Password Recovery Login Search Result
Instructor
Student
Send Message
Search
e-media
Search
tutor
Profile
Profile
Videos
E-book
Notes
Messages

13. Page Flow (Cont.) Demo Search Page Login Instructor First page
Filter results based on category, distance, keyword
Send messages
Login
Registration
Password recovery
Instructor
Profile information
Media Upload
Messages

14. Implementation Visual Studio 2008 Controls Standard Data Login
Textbox, table, radio button
File Upload
Data
SqlDataConnection
GridView
Login
Create user wizard
Password recovery
Login name
Login status

15. Implementation (Cont.)
Validation
Required field Validator
Range Validator
Regular Expression Validator
Compare Validator
Custom Validator

16. References www.asp.net www.Microsoft.com/sqlserver www.wikipedia.com