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Back in the old days, you submitted a form to some URL and you got back some HTML. These days, you probably didn't hit submit, your URL probably didn't change, and what you got back was probably JSON—but you never saw it because it came in asynchronously in the background. Best practices around web applications are changing fast, driven by new browser standards, sophisticated JavaScript libraries and super fast JavaScript implementations. Why would a web framework design from 2004 still be appropriate? What can we be doing to adapt, or reinvent, our approaches to building web apps? Help us caption & translate this video! http://amara.org/v/GZSo/
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The video titled "Rails is Obsolete (But So's Everything Else)" features Avi Bryant's talk at GoGaRuCo 2010, where he discusses the evolution of web applications since 2004 and questions the relevance of existing frameworks like Rails in the current landscape of web development. Key points addressed in the video include: - **Changing Nature of Web Apps**: In 2004, web applications operated mainly through HTML requests and responses, often requiring full page reloads. In contrast, modern applications leverage JavaScript heavily, with frameworks often receiving JSON responses instead of HTML. - **Examples of Modern Apps**: Websites like Gmail, Twitter, and Google Instant Search showcase the new paradigm of asynchronous operations and client-side rendering, which offer faster user experiences compared to traditional multi-page setups. - **Outdated Framework Design**: The design principles that drove the creation of Rails back in 2004 are now inadequate. The shift towards JavaScript frontend has shown that conventional Model-View-Controller (MVC) architectures may need a re-evaluation to accommodate the JavaScript-centric applications of today. - **Improved Performance**: The advancements in JavaScript engines, especially due to browsers like Chrome, have significantly enhanced performance, suggesting that heavier computations can be shifted to the client side as opposed to server-side processing. - **Adaptation Needed**: Bryant suggests that traditional web design patterns, including views and controllers, might need to be reconsidered, emphasizing the shift towards an API-first approach for web applications. - **Practical Solutions**: He offers a technique to optimize user interface generation in JavaScript, combining speed and usability by minimizing reliance on the traditional DOM manipulation, which can be slow in certain browsers like Internet Explorer. - **Evolution Over Revolution**: The talk underscores the importance of practical evolution in frameworks to meet the developing needs of web applications, urging developers to maintain user-centric design principles amid rapid technological changes. In conclusion, Bryant advocates for a shift in thinking about web frameworks, arguing that while traditional concepts are not completely outdated, they must evolve to align with the realities of modern web development techniques that prioritize client-side performance and seamless user experiences.
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