Open Multiple Firefox Tabs from Command Line
Now that I work on Firefox Developer Tools, I'm really starting to learn some of the tricks of building, debugging, and launching Firefox. Once I start using Firefox at a developer level each day, the more I become amazed at how configurable and easy to work with Firefox is.p>
Since a good portion of my day is spent working on the Firefox DevTools debugger inside a browser in what we call "launchpad", I need shortcuts to make launching and setting up Firefox for development quick. The following command allows me to launch Firefox with the multiple tabs I need:
/Applications/Firefox.app/Contents/MacOS/firefox \
-new-tab -url https://davidwalsh.name \
-new-tab -url https://css-tricks.com
Incorporating a command like this into a setup.shor likewise file to start my debugging makes setting up a development environment so easy. There's nothing worse than creating tabs and typing the same URLs over and over!
![Page Visibility API]()
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?
![Conquering Impostor Syndrome]()
Two years ago I documented my struggles with Imposter Syndrome and the response was immense. I received messages of support and commiseration from new web developers, veteran engineers, and even persons of all experience levels in other professions. I've even caught myself reading the post...
![MooTools Text Flipping]()
There are lots and lots of useless but fun JavaScript techniques out there. This is another one of them.
One popular April Fools joke I quickly got tired of was websites transforming their text upside down. I found a jQuery Plugin by Paul...
![Web Audio API]()
The Web Audio API allows developers to load and decode audio on demand using JavaScript. The more I evaluate awesome games for Firefox OS TVs, the more I get to learn about these APIs that I normally wouldn't touch. The following is a very basic introduction to the WebAudio API...
