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Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口 · App Inventor 2 中文网
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IRXmitter红外发射器扩展 · App Inventor 2 中文网
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Send inline image in email
...lBody = "<html><body><h1>Picture</h1><br><img src=\"cid:filename\"></body></html>";
AlternateView avHtml = AlternateView.CreateAlternateViewFromString
(htmlBody, null, MediaTypeNames.Text.Html);
LinkedResource inline = new LinkedResource("filena...
Force browser to download image files on click
...ble for cross-origin hrefs. So if you want to create <a href="https://i.imgur.com/IskAzqA.jpg" download> on a domain other than imgur.com it will not work as intended. Chrome deprecations and removals announcement
shar...
HTML img scaling
I'm trying to display some large images with HTML img tags. At the moment they go off the edge of the screen; how can I scale them to stay within the browser window?
...
Can I load a UIImage from a URL?
...sion :
let url = NSURL.URLWithString("http://live-wallpaper.net/iphone/img/app/i/p/iphone-4s-wallpapers-mobile-backgrounds-dark_2466f886de3472ef1fa968033f1da3e1_raw_1087fae1932cec8837695934b7eb1250_raw.jpg");
var err: NSError?
var imageData :NSData = NSData.dataWithContentsOfURL(url,opti...
LEGO EV3 机器人按键控制 · App Inventor 2 中文网
... 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
HTML5 Canvas Resize (Downscale) Image High Quality?
...1
// returns a canvas containing the scaled image.
function downScaleImage(img, scale) {
var imgCV = document.createElement('canvas');
imgCV.width = img.width;
imgCV.height = img.height;
var imgCtx = imgCV.getContext('2d');
imgCtx.drawImage(img, 0, 0);
return downScaleCanvas(...
Using regular expressions to parse HTML: why not?
...Say you've got a file of HTML where you're trying to extract URLs from
<img> tags.
<img src="http://example.com/whatever.jpg">
So you write a regex like this in Perl:
if ( $html =~ /<img src="(.+)"/ ) {
$url = $1;
}
In this case, $url will indeed contain
http://example.com/w...
Position icons into circle
How can I position several <img> elements into a circle around another and have those elements all be clickable links as well? I want it to look like the picture below, but I have no idea how to achieve that effect.
...