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“Cocktails†is a mix of HTML5, Node.JS, CSS3, JavaScript and a lot of ingenuous, creative mind-bending tricks from Yahoo!’s engineers. Today, we are announcing two Cocktails: Yahoo!’s Mojito, an environment-agnostic JavaScript web application framework, and Yahoo! Manhattan, a hosted platform for Mojito-based applications.

Hortonworks, the Hadoop company that spun out from Yahoo in June , is getting into the software space after all with Tuesday’s release of the open-source Hortonworks Data Platform

The Yahoo! Query Language lets you query, filter, and join data across any web data source or service on the web. Using our YQL web service, apps run faster with fewer lines of code and a smaller network footprint. YQL uses a SQL-like language because it is a familiar and intuitive method for developers to access data. YQL treats the entire web as a source of table data, enabling developers to select * from Internet

Rodolphe Stoclin has created a simple Web wrapper on top of the YUI Compressor that let's you throw up your JavaScript and get back a compressed version. It uses jQuery to do the inline results and show you the compression rate.

Douglas Crockford returns to YUI Theater with another chapter in his evolving lecture series. This session, “Ajax Performance,†debunks common misconceptions about the relationship between JavaScript and performance and gives engineers a core focus for improving the performance of web apps

We’re pleased today to release the first public version of YUI Doc, a python-based documentation tool that generates API documentation for JavaScript code. YUI Doc was developed by Adam Moore, one of the principal engineers on the YUI project since its inception, to support YUI’s API-level documentation.

I developed and tested all day to release a FancyUpload version that works in Flash 9 and 10 (Kodus to Anders Rasmussen and his conversion to AS3). The code is now commited to github,

The YUI development community is pleased to announce the release of version 2.6.0 of the YUI Library. You can download YUI 2.6.0 from SourceForge or configure your implementation using the updated YUI Configurator.

Kris Cieslak has re-created the arcarde hit Pacman using the YUI JavaScript library

Yahoo! Design Stencil Kit version 1.0 is available for OmniGraffle, Visio (XML), Adobe Illustrator (PDF and SVG), and Adobe Photoshop (PNG), and covers the following topics:

The YUI development team released version 2.5.2 today; you can download the new release from SourceForge or configure your implementation using the YUI Configurator. This is a focused release that addresses several key bugs while providing support for Fir

The continuing battle between Microsoft and Google will mean fierce competition – adding features, building data centers, cutting deals and spending money on speed and customer convenience

Stoyan Stefanov has been working with the Yahoo! engineers to find more best practices, and presented on a new batch: He covers the existing 14 rules, plus 20 new rules for faster web pages. We’ve categorized the optimizations into: server, content, coo

The YUI Team just released version 2.5.0 of the library. We’ve added six new components — Layout Manager, Uploader (multi-file upload engine combining Flash and JavaScript), Resize Utility, ImageCropper, Cookie Utility and a ProfilerViewer Control

A few weeks ago, Matt Mullenweg (creator of WordPress) came by Yahoo to talk to a bunch of Yahoo! bloggers about the current and future state of WordPress. After the meeting, I sat down with him for our Developer Spotlight series on YDN Theater to catch u

Microsoft is to Yahoo as Time Warner is to (correct answer) AOL.

This still seems like a real dumb idea, like a staggering drunk trying to prop himself on an unwilling and lame adversary who wouldn't mind seeing the drunk facedown on the pavement

Translation From PR-Speak to English of Selected Portions of Yahoo CEO Jerry Yang’s Company-Wide Memo Regarding the Microsoft Takeover Bid - John Gruber does it again :)

Yahoo has grown from its initial dotcom roots. Yahoo has more than 200 teams using agile development processes to create software for the highly volatile general-public Web application market.

Could a combination of (MSFT & YHOO) take advantage of a PC software monopoly to unfairly limit the ability of consumers to freely access competitors' email, IM, and web-based services? Policymakers around the world need to ask these questions