Tag: performance

Chrome DevTools Features You May Have Missed

April 25, 2014 / / 0 Comments

In 2013, I posted a few tutorials on DevTools: Markup and Style, Networking and the Console and JavaScript and Performance, covering the basic features of the various DevTools panels. Since then, a lot has changed, so let’s take a look. Tl;dr DevTools has grown quite a bit since it was last covered on Tuts+, here are some of the features you’ll want to be aware of: Screencasting: view and interact with web pages on your Android device via DevTools on the desktop. Workspaces: use the Sources panel as a code editor. Edit code in your project and have that persist to disk. Source Map debugging: writing LESS/Sass or even CoffeeScript? Output Source Maps during compilation to have DevTools understand the mapping. *Flame Chart: *view an interactive …

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Chrome DevTools Features You May Have Missed

What is Apache Tez?

April 25, 2014 / / 0 Comments

You might have heard of Apache Tez, a new distributed execution framework that is targeted towards data-processing applications on Hadoop. But what exactly is it? How does it work? Who should use it and why? In their presentation, Apache Tez: Accelerating Hadoop Query Processing, Bikas Saha and Arun Murthy discuss Tez’s design, highlight some of its features and share some of the initial results obtained by making Hive use Tez instead of MapReduce. Presentation transcript edited by Roopesh Shenoy Tez generalizes the MapReduce paradigm to a more powerful framework based on expressing computations as a dataflow graph. Tez is not meant directly for end-users – in fact it enables developers to build end-user applications with much better performance and flexibility. Hadoop has …

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What is Apache Tez?

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