February 14, 2011 in Learn
Encrypting Cookies in the Browser
Cookies are a convenient, often necessary way to maintain state and data in web applications. Since this is well known, cookies are a target and potential vulnerability you have to be aware of when developing for the web. There are…
September 1, 2009 in Learn
How to Create Bulletproof Sessions
In the first part of this series we went over how a cookie works and what can be done to secure them. In this section we’re going to go over ways to add additional security to the session beyond the…
June 24, 2009 in Learn
Should you go Beyond Relational Databases?
Relational databases, such as MySQL, PostgreSQL and various commercial products, have served us well for many years. Lately, however, there has been a lot of discussion on whether the relational model is reaching the end of its life-span, and what…
April 10, 2009 in Learn
How to build mobile widgets
If you’re a web developer or designer, there’s a really exciting development happening right now called ‘mobile widgets’. Carsonified is working with Betavine to spread the word about mobile widgets, so we recently spent four days building one in order…
March 5, 2008 in Learn
Coding for the mobile web
Introduction Good evening — in this article I will aim to demystify the world of mobile web development, or in other words, developing web sites so that they will provide an acceptable user experience on mobile devices. I’ll run through…
September 11, 2007 in Learn
How to Price your Web App
Pricing is always somewhat of a black art, and a subject about which there is precious little written with regard to web applications. It’s something I’ve always been fascinated by. The question of how to price our web application, Litmus,…
August 6, 2007 in Learn
Copywriting for eCommerce
A site’s copy is one of its most important elements — especially in the world of eCommerce. And in eCommerce one of the worst mistakes a copywriter can make when writing is to concentrate only on product descriptions. While product…
July 2, 2007 in Learn
5 Ways to Optimize AJAX in Ruby on Rails
Any sufficiently advanced technology is indistinguishable from magic.– Arthur C. Clarke When Google first unveiled GMail, then GMaps, a firestorm of interest and activity was generated — not just in those Google applications, but the technologies that powered them. These…