Open a Browser Tab with DevTools Open by Default
Using command line flags is a great way to subtly improve productivity. Whether saving yourself keystrokes or enabling specific features, it's very much worth knowing the application flags available to you.
To launch a new tab with DevTools in Chrome, you can use the --auto-open-devtools-for-tabs command line flag:
/Applications/Google\ Chrome\ Canary.app/Contents/MacOS/Google\ Chrome\ Canary --auto-open-devtools-for-tabs https://davidwalsh.name
Having the DevTools console immediately launch when opening a new tab can be very helpful, if only to avoid needing to complete the keyboard shortcuts every time you launch a tab. If you're an uber-nerd like me, you're never not in developer mode!
![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?
![Responsive Images: The Ultimate Guide]()
Chances are that any Web designers using our Ghostlab browser testing app, which allows seamless testing across all devices simultaneously, will have worked with responsive design in some shape or form. And as today's websites and devices become ever more varied, a plethora of responsive images...
![Pure CSS Slide Up and Slide Down]()
If I can avoid using JavaScript for element animations, I'm incredibly happy and driven to do so. They're more efficient, don't require a JavaScript framework to manage steps, and they're more elegant. One effect that is difficult to nail down with pure CSS is sliding up...
![Element Position Swapping Using MooTools 1.2]()
We all know that MooTools 1.2 can do some pretty awesome animations. What if we want to quickly make two element swap positions without a lot of fuss? Now you can by implementing a MooTools swap() method.
MooTools 1.2 Implementation
MooTools 1.2 Usage
To call the swap...
having to use chromium would greatly overweight the tiny benefit of having dev-tools auto open effectively making everything much worse