Programming Tutorials by Herong - Lastest Updates

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VBScript Tutorials - Herong's Tutorial Notes

This free VBScript tutorial book is a collection of notes and sample codes written by the author while he was learning VBScript himself. It can be used as a tutorial guide for beginners or a reference book for experienced developers. Topics include Visual Basic, VBScript, Data Type, Variant, Array, String, Conditions, Loops, Procedures, Functions, etc.

Variables - Declaration and Assignment

• Variable Declaration
• Assigning Values to Variables
• Variable Default Values

Array Declaration and Built-in Functions

• What Is an Array?
• Array Variable Declaration
• Assigning Values to Array Elements
• Retrieving Values from Array Elements
• Fixed-Size Array Example
• Dynamic-Size Array Example
• "Array" Function and "For Each" Example
• "Erase" Statements

Conditional Statements

• "If" Statements
• "If" Statement Example
• "Select Case" Statements
• "Select Case" Statement Example

Loop Statements

• "For ... Next" Statements
• "For ... Next" Statement Example
• "While" Statements
• "While" Statement Example
• "Do ... Loop" Statements

Procedures - Functions and Subroutines

• What Is a Procedure?
• Defining and Invoking Function Procedures
• Function Procedure Example
• Defining and Invoking Sub Procedures
• Sub Procedure Example
• Rules of Passing Arguments
• Example - Passing Arguments by Reference
• Example - Passing Arguments by Value
• Passing Array as Arguments
• Variable Scope in Procedures
• Example - Variable Scopes

Built-in Functions

• Math Functions
• Conversion Functions
• String Functions
• Date and Time Functions
• Array Functions
• Misc. Functions

Variable Inspection and Numeric Conversion

• Variable Inspection
• Variable Inspection Example
• Parsing Long Integers

...

Java Tool Tutorials

'javac' - The Java Compiler

• "javac" Command
• Hello.class - My First Class File
• "-classpath" - Specifying Class Path
• "-sourcepath" - Specifying Source Path
• "-d" - Specifying Output Directory
• "import" Statements

'java' - The Java Launcher

• "java" Command
• Hello.java - My First Application
• "-classpath" - Specifying Class Path
• "-jar" - Executable JAR Files
• "-X" Options to Control Memory Size
• "javaw" - Launching Java Applications without Console

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