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Event listener for when element becomes visible?
...}, options);
observer.observe(element);
}
In action: https://jsfiddle.net/elmarj/u35tez5n/5/
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Twitter Bootstrap alert message close and open again
...a href="#" onclick="$('alert').show()">show</a>
http://jsfiddle.net/cQNFL/
This should however only be used if you are lazy (which is no good thing if you want an maintainable app).
The do-it-right method:
Create a new data attribute for hiding an element.
Javascript:
$(function(){
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C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...lSerializer 类来实现的。目录：
1. 对象序列化的介绍
(1) .NET支持对象序列化的几种方式
(2) 几种序列化的区别
(3) 使用特性对序列化的控制
2. 使用二进制序列化和反序列化
(1) 二进制序列化与反序列化的程序示例
(2) 总结
3. ...
How to study design patterns? [closed]
...Joseph! Here is the updated link to the resource you shared: dofactory.com/net/design-patterns
– theITvideos
Sep 22 at 12:33
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How can I shift-select multiple checkboxes like GMail?
... multiple times after un-checking some boxes without shift-click. jsfiddle.net/5fG5b
– Greg Pettit
Feb 18 '14 at 15:04
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favicon.png vs favicon.ico - why should I use PNG instead of ICO?
...that it's transparent):
<link rel="shortcut icon" href="http://sstatic.net/so/favicon.ico">
<link rel="apple-touch-icon" href="http://sstatic.net/so/apple-touch-icon.png">
The apple-itouch thingy is for iphone users that make a shortcut to a website.
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How to put individual tags for a scatter plot
... That's what I was going to say. Link to docs: matplotlib.sourceforge.net/api/… Link to demo: matplotlib.sourceforge.net/examples/pylab_examples/…
– Paul
Feb 28 '11 at 21:06
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Accessing members of items in a JSONArray with Java
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An org.json.JSONArray is not iterable.
Here's how I process elements in a net.sf.json.JSONArray:
JSONArray lineItems = jsonObject.getJSONArray("lineItems");
for (Object o : lineItems) {
JSONObject jsonLineItem = (JSONObject) o;
String key = jsonLineItem.getString("key");
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Does a C# app track how long its been running?
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Awesome! Gotta love .net
– broke
Jul 3 '12 at 20:12
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Change an HTML5 input's placeholder color with CSS
...-placeholder, but the old selector will still work for a while. [Ref]
Internet Explorer 10 and 11 are using a pseudo-class: :-ms-input-placeholder. [Ref]
April 2017: Most modern browsers support the simple pseudo-element ::placeholder [Ref]
Internet Explorer 9 and lower does not support the placeh...