Getting the height of an element before added to the DOM

Elements don’t have a height, in any real sense, until they’ve been added to the DOM, as their styles cannot be evaluated until then. You can get around this easily enough using visibility: hidden so that the element can be added to the DOM (and its height determined) without causing visible flickering. function test(a) { … Read more

iFrame Height Auto (CSS)

I had this same issue but found the following that works great: The key to creating a responsive YouTube embed is with padding and a container element, which allows you to give it a fixed aspect ratio. You can also use this technique with most other iframe-based embeds, such as slideshows. Here is what a … Read more

can i get image file width and height from uri in android?

private void getDropboxIMGSize(Uri uri){ BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; BitmapFactory.decodeFile(new File(uri.getPath()).getAbsolutePath(), options); int imageHeight = options.outHeight; int imageWidth = options.outWidth; } no there is no way. You have to create a Bitmap object. if you use the inJustDecodeBounds flag the bitmap would not be loaded in memory. In fact BitmapFactory.decodeFile will return … Read more

How to specify ListTile height in Flutter

Applying VisualDensity allows you to expand or contract the height of list tile. VisualDensity is compactness of UI elements. Here is an example: // negative value to contract ListTile( title: Text(‘Tile title’), dense: true, visualDensity: VisualDensity(vertical: -3), // to compact onTap: () { // tap actions }, ) // positive value to expand ListTile( title: … Read more

Set div height equal to screen size

Using CSS {height: 100%;} matches the height of the parent. This could be anything, meaning smaller or bigger than the screen. Using {height: 100vh;} matches the height of the viewport. .container { height: 100vh; overflow: auto; } According to Mozilla’s official documents, 1vh is: Equal to 1% of the height of the viewport’s initial containing … Read more

overflow:hidden on inline-block adds height to parent

I had this issue when building a horizontal slider. I fixed it with vertical-align:top on my inline-block elements. ul { overflow-x: scroll; overflow-y:hidden; white-space: nowrap; -webkit-overflow-scrolling: touch; } ul&::-webkit-scrollbar { display: none; } li { display: inline-block; vertical-align: top; width: 75px; padding-right: 20px; margin:20px 0 0 0; }

JavaScript – Get Browser Height

You’ll want something like this, taken from http://www.howtocreate.co.uk/tutorials/javascript/browserwindow function alertSize() { var myWidth = 0, myHeight = 0; if( typeof( window.innerWidth ) == ‘number’ ) { //Non-IE myWidth = window.innerWidth; myHeight = window.innerHeight; } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) { //IE 6+ in ‘standards compliant mode’ myWidth = document.documentElement.clientWidth; myHeight … Read more

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