Columns 101-120

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December, 02;
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December, 02

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    [101] Web Services, Part VI: XML Parsing and Loading from JavaScript

      Learn how to read XML files from JavaScript. Learn how to monitor XML parsing and building. Learn about the DOMDocument object and how its graph representation can be constructed. Learn how to detect if the parsing was successful or not, and how to pinpoint the error location to the user as much as possible. Learn how to convert the XML loading to a synchronous operation, waiting for the loading to be done before continuing on with the script.
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    [102] Web Services, Part VII: XML Object's Nodes and Types

      Learn about the twelve node types of DOMDocument. Understand how to set their names. For each node type, know its legal parents and possible children. See how to create a new node of any type. If you don't need to change the namespace, you have particular methods to create new element (tag) nodes, and new attribute nodes.
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    [103] Web Services, Part VIII: Reading DTDs with JavaScript

      Learn about DTD's role and responsibilities. Learn how to specify the XML file structure in its DTD, and how to define entity substitutions in it. Read about the modeling of entity references in the DOMDocument object. See how to insert new entity references and how to navigate them.
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    [104] Web Services, Part IX: Pattern-Based XML Node Selection

      Learn about node selection from the DOMDocument tree. Learn how to set context and how to use selectNodes() and selectSingleNode(). Learn how to navigate the DOMDocument tree. Learn about the wealth of search patterns for nodes.
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    [105] Web Services, Part X: Consuming the StockQuote

      Learn about consuming the StockQuote Web service with the DHTML webservice behavior. Study how to write the caller HTML page that sends the request and handles the response. Observe the XML response and learn how to convert it to an HTML with the proper XSL document.
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    [106] Web Services, Part XI: Consuming Multiple Web Services

      Learn how to consume multiple Web services from a single page, using the DHTML webservice behavior. Study how to write consumers to the Add Web service and to the IsPrime Web service. Try them both on-line.
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    [107] JScript .NET, Part I: The Mechanics

      Learn how to install IIS and the .NET SDK. Learn about the concepts of the .NET Framework, and its two main components: common language runtime and classes. Learn about the similarities and differences between JScript and JScript .NET. Learn how to compile and link the Hello World! program.
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    [108] JScript .NET, Part II: Major Features

      Learn about JScript .NET's five major features. Learn how to define data types, assign constant variables and objects, enumerate variables, print strings, and define classes.
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    [109] JScript .NET, Part III: Classes and Namespaces

      Learn about JScript .NET classes. Learn how they are divided into namespaces. Learn how to import external namespaces and how to package new namespaces. Learn what assemblies are and how to direct the compiler to the right assemblies. Learn about member visibility with the protected, private, public, and static modifiers.
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    [110] JScript .NET, Part IV: Inheritance

      Learn about JScript .NET inheritence. Learn how to extend base classes by derived classes. Learn how to define interfaces and how to implement them by classes. Learn how to mark classes as abstract, forcing their extension by other derived classes. Learn how to override and hide base classes by derived classes. Learn how to protect class members from being overridden.
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    [111] JScript .NET, Part V: Polymorphism

      Read about JScript .NET polymorphism. Learn how to use the .NET framework polymorphic methods, the Object type, and derived objects with base members. See how to implement polymorphic utility functions and how to define polymorphic interfaces.
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    [112] JScript .NET, Part VI: Creating IE Web Services

      Learn how to create Web services with JScript .NET. Learn how to use Web services interactively. See how to consume them from IE. Learn how to put GUI for two Web services on the same page.
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    [113] JScript .NET, Part VII: Consuming add from ASP.NET

      Learn how to consume Web services from ASP.NET pages. Learn what is ASP.NET and its similarities to HTML. Define a virtual directory on your Web server and point it to your local directory. Study how to compile a proxy and how to create a .dll file for it. Learn how to write ASP.NET controls and how to write JScript .NET for ASP.NET.
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    [114] JScript .NET, Part VIII: Consuming IsPrime from ASP.NET

      Learn how to consume the IsPrime Web service from ASP.NET pages. Study how to compile its proxy and how to create a .dll file for it. Learn how to write an ASP.NET control and how to write JScript .NET for ASP.NET.
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    [115] JScript .NET, Part IX: Code Behind

      Learn how to separate the JScript .NET code from the ASP.NET page. Study how to use this Code Behind concept in three examples: an Hello World page, a page consuming the add Web service, and another page consuming the IsPrime Web service. Learn how to write and compile Code Behind, and how to call it from an ASP.NET page.
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    [116] JScript .NET, Part X: Displaying Information

      Learn how to display information from JScript .NET. Learn how to use print(), System.Console(), and System.Windows.Forms.MessageBox from command-line compiled-and-linked code. Learn how to display variables and function's return values from ASP.NET pages, using Response.Write(). Pop up windows at the client side by code running at the server side.
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    [117] JScript .NET, Part XI: Creating Windows Forms

      Learn how to create Windows forms with JScript .NET. Learn how to anchor controls to their containing panel, how to dock multiple windows within a parent panel, how to add an event handler to a control, how to redefine a base class' event handler, and how to create a menu system.
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    [118] JScript .NET, Part XII: Exception Handling

      Learn how to use JScript .NET's exception handling. Learn why it is better than if...else statements. Learn how to use the try...catch...finally statement. Learn how to throw and catch exceptions between different levels of nesting. Learn how to throw Error objects instead of strings.
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    [119] IBuySpy Store, Part I: Installing

      Learn how to install JScript .NET-based IBuySpy Store. Learn about the key techologies, the directory structure, the file types, and the documentation system. Learn how to install the Web site, the SQL database, and the connection between them.
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    [120] IBuySpy Store, Part II: JScript Components

      Learn how to write the JScript .NET components in the JScript .NET-based IBuySpy Store. Learn about stored procedures and their advantages over in-line queries. Learn how to specify authorization and authentication in Web.config. Learn how to compile the JScript .NET components, and which classes and methods they support.
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