June 2008
Intermediate to advanced
488 pages
15h 3m
English
Content preview from Dojo: The Definitive GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.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.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.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
To Allow or Not to Allow?
Before delving into all of Firebug's cool features involving DOM manipulation and JavaScript dissection, let's take a moment to review some helpful ways that you can customize Firebug to automatically switch on and off for particular web sites. This feature is often overlooked, yet very convenient to use because you can customize Firebug for development purposes. For example, you may choose to leave Firebug disabled by default because it noticeably bogs down JavaScript-heavy web apps like Gmail. However, you can still specify that Firebug should always turn itself on for a custom list of URLs corresponding to web apps you're developing so that you don't have to manually switch it on and off as you multitask between various browser tabs. As you find a need to use Firebug with more sites, simply add them to the to the list of allowed sites.
Right-clicking on the Firebug icon in the bottom right corner of your browser brings up a contextual menu with options for configuring your Firebug settings for allowed sites. In particular, you have the following options, shown in Figure A-2:
- Disable Firebug
Turns off Firebug until you either uncheck it or navigate to a site that you've already specified should use Firebug through the "Allowed Sites . . . " menu item.
- Disable Firebug for . . .
Prevents Firebug from being enabled for the current site and adds it to the list of blocked sites—handy if you want to enable Firebug by default but want to disable it for a custom list ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.