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'Missing contentDescription attribute on image' in XML
...ription" that is what is meant to be.
Make sure you include xmlns:tools="http://schemas.android.com/tools" in your root layout.
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How to express infinity in Ruby?
...
http://www.ruby-doc.org/stdlib-1.9.3/libdoc/bigdecimal/rdoc/BigDecimal.html#label-Infinity
1.9.3p429 :025 > BigDecimal('Infinity')
=> #<BigDecimal:7f8a6c548140,'Infinity',9(9)>
1.9.3p429 :026 > BigDecimal('-I...
Android: Background Image Size (in Pixel) which Support All Devices
...ll devices. For understanding multiple supporting screens you have to read
http://developer.android.com/guide/practices/screens_support.html
xxxhdpi: 1280x1920 px
xxhdpi: 960x1600 px
xhdpi: 640x960 px
hdpi: 480x800 px
mdpi: 320x480 px
ldpi: 240x320 px
...
jQuery removeClass wildcard
...className.match (/(^|\s)color-\S+/g) || []).join(' ');
});
Live example: http://jsfiddle.net/xa9xS/1409/
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实战做项目如何选择开源许可协议（一）-了解协议 - 开源 & Github - 清泛网...
...使用apache Licence vesion 2.0协议的开源软件有：Hadoop 、apache httpserver、Spring Framework、MongoDB 。
MIT，源自麻省理工学院（Massachusetts Institute of Technology, MIT），又称X11协议。MIT与BSD类似，但是比BSD协议更加宽松，是目前最少限制的协...
Find the min/max element of an Array in JavaScript
...r max_of_array = Math.max.apply(Math, array);
For a full discussion see:
http://aaroncrane.co.uk/2008/11/javascript_max_api/
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How does Angular $q.when work?
...plain me how does $q.when work in AngularJS?
I'm trying to analyse how $http work and found this:
1 Answer
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Center image horizontally within a div
...il a img {
display:block;
margin:auto;
}
Here's my solution in: http://jsfiddle.net/marvo/3k3CC/2/
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How to create Drawable from resource
... something like this.
Drawable myDrawable;
if(android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP){
myDrawable = context.getResources().getDrawable(id, context.getTheme());
} else {
myDrawable = context.getResources().getDrawable(id);
}
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How do you create a dictionary in Java? [closed]
...
There's an Abstract Class Dictionary
http://docs.oracle.com/javase/6/docs/api/java/util/Dictionary.html
However this requires implementation.
Java gives us a nice implementation called a Hashtable
http://docs.oracle.com/javase/6/docs/api/java/util/Hashtable.h...