CS 112 Introduction to Programming

1
CS 112 Introduction to Programming

• Lecture 38
• Other Programming Paradigms
• Richard Yang

2
Admin.

• Assignment 9
• due Dec. 16
• replace your lowest assignment grade (each exam
  counts as two assignments)
• office hours
• appointments (cs112ta_at_cs, or individual email)
• Dec. 15 1030 1200 (Watson 202)
• Dec. 16 1030 1200 (Watson 202)

3
Outline

• Admin.
• Writing programs in a networked environment
• web programming

4
Web Programming ASP.NET

• Creates Web content for Web browsers
• easier than you thought
• Client (browser, e.g., IE) side
• HyperText Markup Language (HTML)
• a language describing web display
• Server side
• static content
• dynamic content
• CGI, PHP
• Web Forms (Web Form pages) that generate HTML
  content
• file extension .aspx
• ASPX (Web Form) files contain written code, event
  handlers, utility methods and other supporting
  code

Examples Temperature converter Guestbook
5
Outline

• Admin.
• Writing programs in a networked environment
• web programming
• web service

6
Web Service

• Call methods at a remote machine
• Why web service?

7
Web Services Big Picture
remoteobject
client
SOAP request
client
Example Check Weather
Sample URL http//www.xmethods.com/
8
Outline

• Admin.
• Writing programs in a networked environment
• web programming
• web services
• Writing programs for mobile devices

9
Writing Programs for Smart Devices

• Mobile/smart devices
• PocketPC with phones
• Smart phones
• Development environment
• Windows CE/Pocket PC
• .NET CompactFramework
• Why do we need?
• Writing programs for mobile devices is very
  similar to that of writing a normal Windows
  application
• first use a simulator
• then download to the device

Example Tip Calculator
10
Outline

• Admin.
• Writing programs in a networked environment
• web programming
• web service (a kind of remote method invocation)
• Writing programs for mobile devices
• Writing programs using another type of languages
  functional programming languages