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CSS :after not adding content to certain elements
...
img and input are both replaced elements.
A replaced element is any element whose appearance and dimensions are
defined by an external resource. Examples include images (<img> tags),
plugins (<object> tags...
How to trigger a phone call when clicking a link in a web page on mobile phone
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If you want to use it for an image, the <a> tag can handle the <img/> placed in it just like other normal situations with : <a href="tel:555-555-5555"><img src="path/to/phone/icon.jpg" /></a>
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 - App Invent...
...的主机设备从机，从机只能广播并等待主机的连接。例如智能手环，是作为BLE的从机设备（以上的数据透传演示BLE硬件就是作为从机的）
IO口控制可以使用厂商提供的App进行IO口控制，也可以使用App Inventor 2 编程实现控制IO口...
What does the 'standalone' directive mean in XML?
...ereafter used for validation only.
As an example, consider the humble <img> tag. If you look at the XHTML 1.0 DTD, you see a markup declaration telling the parser that <img> tags must be EMPTY and possess src and alt attributes. When a browser is going through an XHTML 1.0 document and ...
What are the best practices for JavaScript error handling?
...in which he proposed something like this:
function log(sev,msg) {
var img = new Image();
img.src = "log.php?sev=" +
encodeURIComponent(sev) +
"&msg=" + encodeURIComponent(msg);
}
// usage
log(1, "Something bad happened.")
// Auto-log uncaught JS errors
window.onerror =...
Center Oversized Image in Div
...div class="imageContainer">
<div class="imageCenterer">
<img src="http://placekitten.com/200/200" />
</div>
</div>
CSS:
.imageContainer {
width: 100px;
height: 100px;
overflow: hidden;
position: relative;
}
.imageCenterer {
width: 1000px;
position: a...
Rails Root directory path?
... can use join like this:
Rails.root.join('app', 'assets', 'images', 'logo.png')
In Rails 2 you can use the RAILS_ROOT constant, which is a string.
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How to increase storage for Android Emulator? (INSTALL_FAILED_INSUFFICIENT_STORAGE)
...Edit it in config.ini to
disk.dataPartition.size=4000MB
and remove all .img files.
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How to provide different Android app icons for different gradle buildTypes?
...project layout is as follows, and your launcher icon is called ic_launcher.png:
[Project Root]
-[Module]
-src
-main
-res
-drawable-*
-ic_launcher.png
Then to add a separate icon for the debug build type, you add:
[Project Root]
-[Module]
-src
...
AI2 Media Notification
...tps://ullisroboterseite.de/android-AI2-MediaNotification/MediaNotification.png Asset // or nothing //MediaNotification.png or simply MediaNotification.png File, relative path / /data/user/0/appinventor.ai_bienonline.UrsMediaNotificationAI2/MediaNotification.png File, absol...