How to Reverse a Video
One of my favorite media utilities is ffmpeg. This command line utility allows us to do some pretty amazing stuff like;
Every once in a while I see a meme or funny video that reverses a video for effect. Since ffmpeg does just about everything I can imagine, I turned to it.
To reverse a video, use the following ffmpeg command:
ffmpeg -i my-video.mp4 -vf reverse my-video.mp4
Remember that you can simply change the video format via the output video's file extension, so you could export to anything from a webm to an animated GIF!
![Convert XML to JSON with JavaScript]()
If you follow me on Twitter, you know that I've been working on a super top secret mobile application using Appcelerator Titanium. The experience has been great: using JavaScript to create easy to write, easy to test, native mobile apps has been fun. My...
![CSS vs. JS Animation: Which is Faster?]()
How is it possible that JavaScript-based animation has secretly always been as fast — or faster — than CSS transitions? And, how is it possible that Adobe and Google consistently release media-rich mobile sites that rival the performance of native apps?
This article serves as a point-by-point...
![Use Custom Missing Image Graphics Using Dojo]()
A few months back I posted an article about how you can use your own "missing image" graphics when an image fails to load using MooTools and jQuery. Here's how to do the same using Dojo.
The HTML
We'll delegate the image to display by class...
![iPad Detection Using JavaScript or PHP]()
The hottest device out there right now seems to be the iPad. iPad this, iPad that, iPod your mom. I'm underwhelmed with the device but that doesn't mean I shouldn't try to account for such devices on the websites I create. In Apple's...
