I have a query regarding tag. I want an image to take entire width of parent which I do using alignSelf:stretch, but I also want the height to be according to the aspect ratio of the image. How can I achieve something like this? So I want a way to specify the height as a ratio of the width of the Image.
If I feed url with http, such as this: ffmpeg -i http://vjs.zencdn.net/v/oceans.mp4 videojs.mp4 It works perfectly. However, when I feed url with https, such as this: ffmpeg -i https://s3-us-west-2.amazonaws.com/bucket/check.mp4 video.mp4 This gives me an error: https protocol not found, recompile FFmpeg with openssl, gnutls, or securetransport enabled. https://s3-us-west-2.amazonaws.com/bucket/ch
So I have a model that I want to retrieve records and group them by dates of the created_at field. But created_at is a datetime field, and I am only interested in the date part. So I am looking for something like a 2D array, first layer would a hash with date string as the key, second layer would be arrays with records. How should I do it? { "9/28/2012" => [record, record, record], "9/29/2012" =>
If I paste the following URL into Facebook I can share an animated gif. It's not a movie and not flash, Facebook now supports gifs without those workarounds. I can click it to pause and it shows "GIF" in a circle while paused. http://giphy.com/gifs/hot-funny-cartoon-fBEDuhnVCiP16 No matter what I replicate from that page's meta tags I cannot get Facebook to share an animated gif form my own page.
We actually just had to handle this problem in Rails isolation testing. I posted about it some on my blog. Basically, what you want to do is open a pipe in the parent and child, and have the child write to the pipe. Here's a simple way to run the contents of a block in a child process and get back the result: def do_in_child read, write = IO.pipe pid = fork do read.close result = yield Marshal.dum
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