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IT 330 -- Examples

Index to Examples

• HTML/CSS   Vanilla  Styled  External
• Console   ClickCounter1  Greeter1  ConvTemp1 TempDesc1 ChineseZodiac1 BSConsultGen1
• WinForms   ClickCounter2  ConvTemp2 Greeter2  TempDesc2 ChineseZodiac2 BSConsultGen2 RandomDate
• Static Methods   RepeatSentence Square
• Class Useage   WeekDaysEnum  DisplayPersons  DiceDisplay  LottoPicks 
• ASP.Net Intro   ClickCounter3  ClickCounter4  ChineseZodiac3  PresidentsQuiz1  PresidentsQuiz2  ConvCurr  Beverage 
• File I/O   ToUpper  WordFreq 
• HTML vs. ASP.Net Controls   PersonInfo1  PersonInfo2  PersonInfo3  ShowPoem  GuestBook 
• Validator Controls   Validator 
• DB   Groceries1  Groceries2  GroceriesXml  Groceries3  Repeater  PersonInfo3  Seeds1  Seeds2 
• XML   WriteReadXml  XmlToConsole XmlToHtml
• Session   LackOfState  ClickCounter5  ClickCounter6
• Cryptography   ResX  Hash  Base64  Login 
• Miscellaneous   MasterPage  Ajax  Cookie

HTML/CSS Examples

• Vanilla Example
  vanilla-xhtml.htm   Source Code
  A vanilla XHTML page, including the following:
  title, heading, paragraph, ordered list, table, image, hyperlink.
   
• Styled Example
  styled-xhtml.htm   Source Code
  Same as Vanilla Example, but uses a document-level CSS style.
   
• External Example
  external-xhtml.htm   Source Code
  Same as Vanilla Example, but uses an external CSS style page.

Zip file of Console Examples:console.zip

• ClickCounter1 Example
  Source Code
  Count the number of times that the Enter key on the keyboard is pressed.
   
• Greeter1 Example
  Source Code
  Read the name of a person, then issue a greeting to that person.
   
• ConvTemp1 Example
  Source Code
  Convert a Celsius temperature to Fahrenheit.
   
• TempDesc1 Example
  Source Code
  Input a Fahrenheit temperature; output a descriptor for that temperature.
   
• ChineseZodiac1 Example
  Source Code
  Input a year; output the Chinese Zodiac animal for that year.
   
• ConsultBSGen1 Example
  Source Code
  Construct a sentence using a random verb, adjective, and noun that sounds (until closer examination) like a sentence written by an IT consultant.
   

Zip file of WinForms Examples: winforms.zip

• ClickCounter2 Example
  Source Code
  Count the number of times that the Click Me button is clicked.
   
• ConvTemp2 Example
  Source Code
  Convert a Celsius temperature to Fahrenheit.
   
• Greeter2 Example
  Source Code
  Input the name of a person, then issue a greeting to that person in four languages.
   
• TempDesc2 Example
  Source Code
  Input a Fahrenheit temperature; output a descriptor for that temperature.
   
• ChineseZodiac2 Example
  Source Code
  Input a year; output the Chinese Zodiac animal for that year.
   
• ConsultBSGen2 Example
  Source Code
  Construct a sentence using a random verb, adjective, and noun that sounds (until closer examination) like a sentence written by an IT consultant.
   
• RandomDate Example
  Source Code
  User selects a month from a combobox; the application chooses a random day in that month, then displays that date.
  

Zip file of StaticMethods Examples: static-methods.zip

• RepeatSentence Example
  Source Code
  Repeatedly write a sentence to the console. The sentence and the number of times are passed in as arguments to a static method.
   
• Square Example
  Source Code
  Use the Square method to compute the square of a number.
   

Zip file of Class Useage Examples: class-useage.zip

• WeekDaysEnum Example
  Source Code
  Show how to define and use an enum. An enum is a group of named int constants.
   
• DisplayPersons Example
  Source Code
  Create and store Person objects in an ArrayList collection. Access the objects via a combobox.
   
• DiceDisplay Example
  Source Code
  Display the results of dice rolls.
   
• LottoPicks Example
  Source Code
  Display the results of dice rolls.
   

Zip file of ASP.Net Intro Examples: aspnet-intro.zip

• ClickCounter3 Example
  Page on Server   Source Code
  Count the number of times that the Click Me button is pressed.   No DLL file is uploaded to server.
   
• ClickCounter4 Example
  Page on Server   Source Code
  Count the number of times that the Enter key on the keyboard is pressed.  Upload DLL file to server.
   
• ChineseZodiac3 Example
  Page on Server   Source Code
  Input a year using a drop down menu; output the Chinese Zodiac animal for that year.
   
• PresidentsQuiz1 Example
  Page on Server   Source Code
  Input and score answers for an online quiz about U.S. presidents. Use individual radio buttons to input the answers.
   
• PresidentsQuiz2 Example
  Page on Server   Source Code
  Input and score answers for an online quiz about U.S. presidents. Use a RadioButtonList control to input the answers.
   
• ConvCurr Example
  Page on Server   Source Code
  Input source currency, target currency, and source amount; output target currency. Use individual radio button controls.
   
• Beverage Example
  Page on Server   Source Code
  Order a breakfast drink online (coffee, orange juice, or tea).

Zip file of StaticMethods Examples: file-io.zip

Input file for ToUpper and WordFreq Examples: cinderella.txt

• ToUpper Example
  Source Code
  Read lines from an input file, convert them to uppercase, and write the converted string to an output file.
   
• WordFreq Example
  Source Code
  Read lines from the input file. Show a table of the frequency of occurrence of the words in the file.

• PersonInfo1 Example
  Page on Server   Source Code
  Submit age, gender, and age for a person on a traditional HTML form to server using method="get". Show the verify page that receives the information.
   
• PersonInfo2 Example
  Page on Server   Source Code
  Submit age, gender, and age for a person on a traditional HTML form to server using method="post". Show the verify page that receives the information.
   
• ShowPoem Example
  Page on Server   Source Code
  http://ectweb2.cs.depaul.edu/sjost/Database/raven.txt
  Display a poem read from a text file in the Database folder.
   
• Guestbook Example
  Page on Server   Source Code
  http://ectweb2.cs.depaul.edu/sjost/Database/guestbook-comments.txt
  Receives and displays guestbook comments from user. A clear button is available to clear the guestbook comments from the textfile on the server.

• Validator Example
  Page on Server   Source Code
  Use the RequiredFieldValidator, RangeValidator, and RegularExpressionValidator to validate the input to textboxes before submission

Zipfile containing database groceries.zip

• Groceries1 Example
  Page on Server   Source Code
  Display items from the groceries.mdb database in a DataGrid control. Pick a select statement for choosing which data to display.
   
• Groceries2 Example
  Page on Server   Source Code
  Display items from the groceries.mdb database directly in a Literal control.
   
• GroceriesXml Example
  Page on Server   Source Code
  Display dataset as Xml.   View source code of browser to see the Xml code.
   
• Groceries3 Example
  Page on Server   Source Code
  Populate the DropDownList with the IDs from the database table. Then use these IDs to look up further information from the table.
   
• Repeater Example
  Page on Server   Source Code
  Display the contents of the Groceries table using the Repeater control.
   
• PersonInfo3 Example
  Page on Server   Source Code
  view-persons.htm:   Page on Server   Source Code
  Submit age, gender, and age for a person; store this information in a database. Retrieve this data with the ViewPersons page.
   
• Seeds1 Example
  Page on Server   Source Code
  Display the contents of the seeds table using the Repeater control.
   
• Seeds2 Example
  Page on Server   Source Code
  Display the contents of the seeds table in an HTML table created from scratch.

Zip file of XML examples: xml.zip

• WriteReadXml Example
  Source Code
  Convert a CSV file to an XML file and vice versa. Run the Write class first, then the Read class.
   
• XmlToConsole Example
  Source Code
  Output the contents of an XHTML page or RSS feed to the console.
   
• XmlToHtml Example
  Source Code
  Output the contents of an XML file to the console, formatted as an HTML table.

• LackOfState Example
  Page on Server   Source Code
  Show that the value of a global variable is not preserved across page postbacks.
   
• ClickCounter5 Example
  Page on Server   Source Code
  To preserve a global value across page postbacks, store it in a session variable.
   
• ClickCounter6 Example
  Page on Server   Source Code
  The application variable is maintained across all application instances currently provided by the server.

Zip file of Cryptography examples: cryptography.zip

• ResX Example
  Source Code
  Generate an XML resource file with an embedded image. The image in this file can then be displayed in a PictureBox control.
   
• Hash Example
  Source Code
  Compute a cryptographic hash for two messages.
   
• Base64 Example
  Source Code
  Convert an ASCII string to Base 64 notation and back.
   
• Login Example
  Pages on Server: LoginPage   Page1   Page2
  Source Code: Login   LoginFileGenerator
  Use a session variable to keep track of whether the user is logged in. If not redirect the user to the login page.
  Password File: passwords.txt
   
  Usernames and passwords in the password file:
   
  

  Username	Password
  dduck	whatsupdoc9
  efudd	abcxyz*
  ppig	porky192837465!
  sjost	rainbow

• MasterPage Example
  Pages on Server: Page1   Page2   Source Code
   
• Ajax Example
  Default.aspx Source Code
  Using Visual Studio, create a new ASP.Net Project, Framework 4.0. Replace the source code in the Default.aspx file with the source code on the previous line. After running the application, using AJAX replace true with false for the enablepartialrendering of the script manager to see how the project behaves without AJAX.
  Reference: ajax.net-tutorials.com/basics/hello-world/
   
• Cookie Example
  Page on Server   Source Code
  A phone number serves as the lookup key for customer data. It can be used to store the name of the customer. The TextChanged event for the phone number textbox triggers a cookie search: if the phone number is found, the corresponding name is displayed.