Interesting Links

Links which may be useful to Horde developers.

Security

• Top Vulnerabilities in Web Applications. It may be most efficient to pick one potential vulnerability and audit the entire code base for it before moving on to the next vulnerability.
  • Top 10 e-commerce software flaws

Performance

• Advogato article on large-scale web applications
  • A very good read on how references and reference counting work
  • Some more optimization pointers
  • Discussion on internals@lists.php.net about "Performance Consideration of 1 class per file"

Usability

• Usability?
  • How non-programmers use documentation
  • IBM's Reinvented Email Client Prototype

Horde based projects

• Frontend for a VoIP Server

AJAX

• Excellent introduction on AJAX that explains the code needed to make it work
  • Prototype documentation

CSS quirks

• IE CSS Bugs

PNG Compression

• PNG Compression

Database Conversion

• Utility to convert MySQL schema -> PostgreSQL schema

Forms

General

• Accessible Forms von Roger Hudson
  • Accessible HTML/XHTML Forms von Ian Lloyd
  • Accessible, stylish form layout von Cameron Adams
  • Creating Accessible Forms von !WebAIM - Web Accessibility in Mind
  • Easier form validation with PHP von Simon Willison
  • Jakob Nielsen's Alertbox - Forms vs. Applications
  • Sensible Forms: A Form Usability Checklist von Brian Crescimanno
  • Simple Tricks for More Usable Forms von Simon Willison
  • Trimming form fields von Andy Clarke
  • Web Application Form Design von Luke Wroblewski
  • Web Application Form Design Expanded von Luke Wroblewski
  • 10 Tips To A Better Form von Chris Campbell

Design

• A FORM WITH STYLE von Stu Nicholls
  • AJFORM - World's Easiest !JavaScript AJAX !ToolKit
  • An AJAX Contact Form von Dustin Diaz
  • Applying CSS to forms von Trenton Moss
  • CSS-Only, Table-less Forms von Jeff Howden
  • Formulare gestalten ohne Tabellen von Thomas Stich
  • Formulare per CSS Layouten von Gerrit Kaiser
  • Niceforms von Lucian Slatineanu
  • Styling even more form controls von Roger Johansson
  • Stylish, accessible forms von by Andy Clarke
  • The Form Assembly - Makes Web Forms Simple. Create web forms, host them online, receive responses via email or RSS
  • Tutorial: Bessere Formulare - Ein Tutorial in vier Teilen
  • Accessible Form Creator - allows you to create forms for web sites containing all the additional markup required to make the forms accessible under Section 508 standards and the !W3C WCAG 1.0 Priority 1-3 Guidelines.
  • Contact Form Generator - The free Website Contact Form Generator utility enables you to create form-to-email scripts for your ASP, PHP or Perl web site with no programming skills needed.
  • PHP !FormMail Generator - A tool to create ready-to-use web forms in a flash. Once the form has been generated, you have a full functional web form. Including error checking of required fields, email address validation, credit card number & expiry date checking, multiple attachments sending, and email auto responding.
  • - Visual Form Maker - Webformulare (PHP/HTML) Webformulare, PHP Formulare (mySQL, E-Mail) visuell gestalten! - Freeware