July 2018
Intermediate to advanced
354 pages
8h 51m
English
Content preview from Progressive Web Application Development by Example
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Auditing web pages with Sonar
Similar to Lighthouse, the Microsoft Edge team has also released a new site linting tool called Sonar (https://sonarwhal.com/). Like Lighthouse, it is an open source node module that serves as a testing harness to execute rules over a web page.
The two tools offer similar testing abilities, but also offer a different set of abilities and test batteries. Both provide a default starting point to execute a base set of tests on a page. Both can be customized with your own configurations and even extended with custom tests and reports.
Unlike Lighthouse, Sonar is not built into the browser developers tools. At least not yet, and I only say that because I could see the tool being integrated into Edge at some point, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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