(Freelancer) The initial idea of this article was to bring you an simplistic example of using a Scripting Runtime Library, "click here and here, blah-blah-blah, thank you." I began to write because of the need to make my colleagues’ and my scripts file-system-aware. This ability proved to be ver
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How To Use AJAX
(Kris Hadlock) AJAX, an acronym for Asynchronous JavaScript and XML, is the latest technology buzzword. Asynchronous means that you can make a request to a server via Hypertext Transfer Protocol (HTTP) and continue to process other data while waiting for the response. This means, for example, th
FIX: A drillthrough operation fails, and you may receive an ‘Unable to drill through’ error message after you configure drillthrough permissions on a virtual cube in SQL Server 2000 Analysis Services
After you configure drillthrough permissions on a virtual cube in Microsoft SQL Server 2000 Analysis Services, the drillthrough operation fails. Additionally, you may receive an error message that is similar to the following: Unable to drill through. Access denied to the cube BaseCube.
The DB2 DBA Checklist
(Dwaine R. Snow) While databases are becoming more and more self-aware and self-healing, they still require some monitoring to keep them running as efficiently as possible. Just like your car, a database requires a tune-up every once in a while to keep it running optimally.
Understanding locking in DB2 Universal Database
(Lorysa Bond) One of the hot topics we see in customer support is locking. “Why does DB2 lock this table, row, or object?” “How long is the lock held, and why?” “Why did I get a deadlock?” “What is my lock request waiting for?” Looking in closer detail at some common locking examples can help illust
Fixing AJAX: XMLHttpRequest Considered Harmful
(Jason Levitt) AJAX applications wouldn’t be possible (or, at least, wouldn’t be nearly as cool) without the XMLHttpRequest object that lets your JavaScript application make GET, POST, and other types of HTTP requests from within the confines of a web browser. All of the most interesting AJAX applic
Learning SQL Using phpMyAdmin
(Marc Delisle) Structured Query Language is a non-procedural language used to define, manipulate and retrieve data. It was developed by IBM (System/R project) in 1974-1979. The American National Standards Institute (ANSI) published in 1986 the first official standard of the language (later revised i
Stages of Data Utility and Value
(Michael Schofield) The world is filled with data and information. Some of it is unknowable (such as what is lurking behind the Andromeda galaxy). Some of it is knowable, but unknown–unknown mainly becvause it was never deliberately observed, and properly recorded. Of the data and information wh
What’s Wrong With This Code: Exceptions
(Marcus Zarra) Exceptions are one of the biggest strengths of both Java and C#. However, this strength can easily be turned into a weakness if it is improperly used.
Truly Dynamic and Re-usable DataGrids
(Michael.Piccolo) The DataGrid provides web developers limitless options to display data in tabular format. Although it does provide a number of ways to display data, it does not inherently promote code and format reuse.