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How do you price your software? Is it art, science or magic? This usefully short book will help you get the theory, practical advice and case studies you need to stop you reaching for the dice. - posavasos

Regular expressions can be scary...really scary. Fortunately, once you memorize what each symbol represents, the fear quickly subsides. If you fit the title of this article, there's much to learn! Let's get started. - posavasos

Asynchronous Tracking is an alternative way to track website visitors with Google Analytics. Unlike a traditional installation, asynchronous tracking optimizes how browsers load ga.js so its impact on user experience is minimized. It also allows you to put your Analytics snippet higher in the page without delaying subsequent content from rendering. The Asynchronous Tracking requires a different Analytics snippet and a different syntax for making tracking API calls. - posavasos

There's a lot of data on the web. Like, a lot. But I would guess that the data most useful to the masses—such as information about people they need to contact or events they need to attend—is stored in HTML, where you can't easily get at it. So, who you gonna call? Microformats is attempting to take on the job! - posavasos

This is the open source release of EtherPad, a web-based realtime collaborative document editor. - posavasos

Speed Tracer is a tool to help you identify and fix performance problems in your web applications. It visualizes metrics that are taken from low level instrumentation points inside of the browser and analyzes them as your application runs. Speed Tracer is available as a Chrome extension and works on all platforms where extensions are currently supported (Windows and Linux). Using Speed Tracer you are able to get a better picture of where time is being spent in your application. This includes problems caused by JavaScript parsing and execution, layout, CSS style recalculation and selector matching, DOM event handling, network resource loading, timer fires, XMLHttpRequest callbacks, painting, and more. - posavasos

A nadie sorprendren ya las start-up "de garaje" sin recursos ni inversiones con éxito, lo que sorpende más es conocer tiendas online de garaje que superan los problemas offline stock, local, pagos, envíos, etc. de maneras imaginativas. Un ejemplo es IberGour, la tienda online que más jamones ibéricos vende en España. En esta entrevista Miquel Nieto y Jose María Sánchez de Ocaña, sus dos ingenieros fundadores, explican cómo lo consiguieron. - posavasos

For every customer who bothers to complain, there are 26 others who remain silent. The average “wronged” customer will tell 8 to 16 people. 91% of unhappy customers will never purchase services from you again. It costs about five times as much to attract a new customer as it costs to keep an old one. Each one of your customers has a circle of influence of 250 people or potential customers who hear bad things about you! - posavasos

dynaTrace AJAX Edition aims to solve these issues: * Understand performance as real users experience it * Differentiate between browser or server bottlenecks * Trace asynchronous JavaScript executions for the full round-trip * Analyze JavaScript, AJAX remoting, network and rendering performance in real-time * Save performance data for interactive offline analysis * Transform Selenium/Watir tests into performance tests and integrate them with your CI environment - posavasos

Web Font Specimen Real web type in real web context - posavasos

Web Font Specimen Real web type in real web context - posavasos

Inline styler Converts CSS rules into inline style attributes - posavasos

This page is a demo for jQuery-gestures which adds mouse gestures to a webpage. - posavasos

Underscore is a utility-belt library for JavaScript that provides a lot of the functional programming support that you would expect in Prototype.js (or Ruby), but without extending any of the built-in JavaScript objects. It's the tie to go along with jQuery's tux. - posavasos

El presente informe tiene por objetivo introducir al lector en el amplio tema de la usabilidad. Además de tratar conceptos relacionados como accesibilidad, experiencia de usuario, simplicidad o arquitectura de información, el trabajo describe los principios clave para comprender el factor humano en procesos interactivos, y analiza las metodologías y técnicas más relevantes en la práctica del diseño de productos interactivos usables. - posavasos

A defining factor in any freelancer or agency’s success in gaining new business is their ability to market their skills effectively. In this three-part series, we will explore ways in which designers can strategically promote themselves to get new clients. Securing new business by approaching companies can be a very challenging process, full of pitfalls. Here, we will look at 10 steps to impressing potential clients and avoiding the most common mistakes. - posavasos

”How do you choose the right cards to do a card sort with?” - posavasos

”How do you choose the right cards to do a card sort with?” - posavasos

Well, last Monday at 5:13 PM we removed CAPTCHA from Sampa. [...] The result: 9.2% improvement on our conversion rate! - posavasos

The Closure tools help developers to build rich web applications with JavaScript that is both powerful and efficient. The Closure tools include: * A JavaScript optimizer: The Closure Compiler compiles JavaScript into compact, high-performance code. * A comprehensive JavaScript library The Closure Library is a broad, well-tested, modular, and cross-browser JavaScript library. * An easy templating system for both Java & JavaScript Closure Templates simplify the task of dynamically generating HTML - posavasos

I'm about to give you a number of ways to increase sales on ecommerce sites and increase sign-ups on service sites, but first, raise your hand if you personally, when surfing the web, enjoy registering to use a site. That's what I thought. Yet, so many sites either demand registration where none is needed or torture excess information out of users where so much could be inferred. We'll look at a number of ways sites are driving away visitors, along with some proven fixes, but let's begin at the end, with the particularly amateurish, as well as damaging, practice of demanding registration before checkout. - posavasos

“Tienes cinco segundos” es un libro digital en formato Adobe Acrobat PDF que aborda todos los aspectos de la creación de contenidos digitales; la manera de organizarlos para ser presentados mediante sitios web; la usabilidad que facilita el acceso a ellos y, finalmente, la experiencia que vive el usuario que los visita y utiliza. - posavasos

Mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application. - posavasos

Validatious requires no JavaScript library. However, if you're already using one, Validatious can easily work with it, and even benefit from it. - posavasos

Every installation of Internet Explorer 8 comes with the Developer Tools. This tool enables Web site developers to quickly debug Microsoft JScript, investigate a behavior specific to Internet Explorer, or iterate rapidly to prototype a new design or try solutions to a problem on-the-fly. This article introduces you to key features of the Developer Tools. - posavasos

Thematic mapping library for Google Maps - posavasos

"Techniques for WCAG 2.0" provides information to Web content developers who wish to satisfy the success criteria of Web Content Accessibility Guidelines (WCAG) 2.0 [WCAG20]. Techniques are specific authoring practices that may be used in support of the WCAG 2.0 success criteria. - posavasos

In October 2009, WebAIM conducted a survey of preferences of screen reader users. This was a follow-up survey to a previous survey. We received 665 valid responses to the screen reader user survey. More in-depth analysis and documentation on the free-form responses will be available in the future. 1. Introduction 2. Demographics 3. Free/Low-cost Screen Readers 4. Mobile Screen Reader Usage 5. Javascript Disabled 6. Braille Output 7. Images and Alternative Text 8. ARIA Landmarks 9. Problematic Items 10. Web Accessibility Progress 11. Impact on Accessibility 12. Reasons for Inaccessibility 13. Social Media 14. Flash Accessibility 15. Finding Information 16. Conclusion - posavasos

After the Deadline is a plugin for WordPress and TinyMCE with: * Contextual Spell Checking * Advanced Style Checking * Intelligent Grammar Checking Our research is available under the GNU General Public License. - posavasos

Now it’s easy to make usability testing part of every project. Spend less time, improve your designs and impress your clients. It’s free to signup and create tests. Add as many questions as you need and share a preview with your client. Pay only $5 USD to make your test live and record an unlimited number of responses. Happy users equals happy clients, website usability testing improves users’ experiences and involve clients in the design process in a meaningful and useful way. - posavasos

Free map icons, beautiful and descriptive markers, more than 600 POI icons for your maps - posavasos

Nikto is an Open Source (GPL) web server scanner which performs comprehensive tests against web servers for multiple items, including over 3500 potentially dangerous files/CGIs, versions on over 900 servers, and version specific problems on over 250 servers. Scan items and plugins are frequently updated and can be automatically updated (if desired). - posavasos