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CategoryDevTools

12 articles

Ire Aderinokun wrote

Creating The Feature Queries Manager DevTools Extension

The modern solution to developing for both modern and legacy browsers is feature queries. They allow us to write CSS that is conditional on browser support for a particular feature. In this article Ire Aderinokun explains how she developed the Feature Queries Manager. Find out how this tool can help you suport older browsers, and also how to create your own DevTools extensions. Read more…

Dustin Driver and Jason Laster wrote

Debugging JavaScript With A Real Debugger You Did Not Know You Already Have

JavaScript is essential to any advanced web app, so a strong debugger is a key part of the toolset. In this article, Dustin Driver and Jason Laster find out how the new Firefox JavaScript debugger can help you write fast, bug-free code. They will crack open a very simple to-do app with Debugger divided into three panes: the source list pane, the source pane, and the tool pane.. Here’s how it works! Read more…

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