No, there’s nothing built-in because with such “arrays”1 it can be jagged and the concept of “dimensions” or “shape” doesn’t make any sense at all. So, you’ll have to write your own. If you can make an assumption of uniformity along all dimensions, you can proceed as follows: dim1 = len(a) dim2 = len(a[0]) dim3 … Read more
Do either of the following lines work for you? [[UIScreen mainScreen] bounds].size.height [[UIScreen mainScreen] bounds].size.width I suppose you can subtract the height of the status bar? Maybe i’m not understanding your question
Function getDimension(var As Variant) As Long On Error GoTo Err Dim i As Long Dim tmp As Long i = 0 Do While True i = i + 1 tmp = UBound(var, i) Loop Err: getDimension = i – 1 End Function That’s the only way I could come up with. Not pretty…. Looking at … Read more
As of June 2012, FastImage which “finds the size or type of an image given its uri by fetching as little as needed” is a good option. It works with local images and those on remote servers. An IRB example from the readme: require ‘fastimage’ FastImage.size(“http://stephensykes.com/images/ss.com_x.gif”) => [266, 56] # width, height Standard array assignment … Read more
You should extends from the built-in video view. Call setVideoSize before video view is shown, you can get video size from thumbnail extracted from video. So that, when video view’s onMeasure is called, both mVideoWidth & mVideoHeight are > 0. If you want to account the height of controllers, you can do it yourself in … Read more
To use wrap_content or match_parent you need to create following items in dimens.xml file: <item name=”match_parent” format=”integer” type=”dimen”>-1</item> <item name=”wrap_content” format=”integer” type=”dimen”>-2</item> Then you can simply use it like this: <dimen name=”layout_height”>@dimen/match_parent</dimen> <dimen name=”layout_width”>@dimen/wrap_content</dimen>
There are 3 main techniques to keep the aspect ratio of a responsive element. The first one is by far the best and will work for a variety of use cases : the aspect-ratio CSS property. The 2 others may suit other use cases : using padding or vw units : (for a complete solution … Read more
var i = new Image(); i.onload = function(){ alert(i.width + “, ” + i.height); }; i.src = imageData;