Latest News from Joe Danziger

Building a Drag-and-Drop Shopping Cart with AJAX

Wed, 21 Feb 2007 10:45:00 EST

Keeping up with the latest Web technologies is tough nowadays. Every week it seems new sites are launched that push the envelope further and further in terms of what can be accomplished using just a Web browser.

Rock Solid Storage via Web Services

Wed, 08 Nov 2006 03:00:00 EST

Storage and bandwidth - these have traditionally been the two hardest things to scale up as an application grows. Many a dot-com million has been spent building out rock solid storage infrastructures, sometimes for applications which never saw the light of day. Fast forward to 2006. These are good times for developers, with open source technologies, open APIs, and low-cost, commoditized services to help the little guys play along with the big boys.

Building a Drag-and-Drop Shopping Cart with AJAX

Wed, 04 Oct 2006 12:00:00 EDT

An In-Depth Look at Mapping APIs

Thu, 20 Apr 2006 16:00:00 EDT

Back in the November 2005 issue of CFDJ, we looked at how to create a live map of your Web site visitors using Google Maps and other freely available services.

Visualize Your Visitors with Google Maps

Wed, 18 Jan 2006 19:30:00 EST

The availability of the Google Maps API has opened up a slew of new development possibilities and spawned a bunch of web sites that rely on this data to function. Example applications include jogging trackers, subway map overlays, and other cool ideas all made possibly by the public availability of the mapping API.

Collaborative Filtering

Wed, 25 Feb 2004 00:00:00 EST

Collaborative filtering on the Web has existed for a long time, dating all the way back to the original incarnations of sites like CDNow and Amazon.com. Recommendation systems are a powerful tool for businesses to extract additional value from their e-commerce and customer databases. They benefit customers by enabling them to find products they like, and help businesses by generating more sales.

Defeating DoS Attacks

Fri, 11 Jul 2003 00:00:00 EDT

A denial-of-service (DoS) attack is an attempt by a single person or a group of people to disrupt an online service. It is designed to bring the server and network to its knees by flooding it with useless traffic. A DoS attack is the most common type of Internet attack and can be launched against your site at any time with relative ease.

Tracking Errors: How Good Is Your Code?

Mon, 16 Jun 2003 00:00:00 EDT

Nobody likes errors, but the bottom line is, they're a fact of programming life. The better you are at pinpointing them, the better your code will get. Unfortunately, ColdFusion has never provided very good functionality for tracking the errors that occur within your production applications. I mean how many of you actually look through your application.log? For those of us with busy servers and busy schedules, that becomes an impossibility…