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Convert JavaScript string in dot notation into an object reference
...urn obj;
else
return index(obj[is[0]],is.slice(1), value);
}
Demo:
> obj = {a:{b:{etc:5}}}
> index(obj,'a.b.etc')
5
> index(obj,['a','b','etc']) #works with both strings and lists
5
> index(obj,'a.b.etc', 123) #setter-mode - third argument (possibly poor form)
123
...
How do I check out a remote Git branch?
...
e6ef1e0..5029161 develop -> origin/develop
* [new branch] demo -> origin/demo
d80f8d7..359eab0 master -> origin/master
$ git checkout demo
Branch demo set up to track remote branch demo from origin.
Switched to a new branch 'demo'
As you can see, running git f...
JQuery .each() backwards
...se().forEach(function (content, i) {
lis[i].innerHTML = content;
});
Demo here
... and with jQuery:
You can use this:
$($("ul > li").get().reverse()).each(function (i) {
$(this).text( 'Item ' + (++i));
});
Demo here
Another way, using also jQuery with reverse is:
$.fn.reverse = [...
“虚拟”屏幕demo演示，一屏幕展示多屏内容，模拟切换屏幕 - App应用开发 -...
这样做的好处：大部分需要连接的组件（比如蓝牙客户端、MQTT、BluetoothLE、Wifi、Socket等）如果跨屏幕的话，都需要重新连接，自行管理连接状态，非常不便利，且大部分场景并不是真正的需要多个屏幕才能实现，多个屏幕切换...
Javascript how to split newline
... alert(ks[k]);
});
});
});
})(jQuery);
Demo
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JS strings “+” vs concat method [duplicate]
...>The concat() method joins two or more strings</p>
<p id="demo"></p>
<p id="demo1"></p>
<script>
var text1 = 4;
var text2 = "World!";
document.getElementById("demo").innerHTML = text1 + text2;
//Below Line can't produce result
document.getElementB...
Node.js + Nginx - What now?
...d I want Node applications to be mounted to subfolders (i.e. http://myhost/demo/pet-project/) without introducing any configuration dependency to the application code.
At the same time I want other stuff like blog to run on the same web server.
Sounds simple huh? Apparently not.
In ma...
How to architect an Ember.js application
...type="text/x-handlebars" data-template-name="list">
<h3 class="demo-panel-title">This is the list template</h3>
<ul>
{{#each item in content}}
<li>{{item}}</li>
{{/each}}
</ul>
</script>
<script type="t...
In Java, how do I call a base class's method from the overriding method in a derived class?
... message()
{
System.out.println("super class");
}
}
class demo extends test
{
int z;
demo(int y)
{
super.message();
z=y;
System.out.println("re:"+z);
}
}
class free{
public static void main(String ar[]){
demo d=new demo(6);
}
}...
How to vertically align into the center of the content of a div with defined width/height?
...gn: center;
display:table-cell;
vertical-align:middle;
}
Live DEMO
Version 2: Parent div with display block and content display table-cell
.area{
height: 100px;
width: 100px;
background: red;
margin:10px;
text-align: center;
display:block;
}
.content {
h...