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What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
...t a bigger problem on my hands. This throws a Reference Error too: <% alert('test'); %>
– Aashay Desai
Mar 21 '11 at 0:34
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How to extract extension from filename string in Javascript? [duplicate]
...astIndexOf() as opposed to indexOf()
var myString = "this.is.my.file.txt"
alert(myString.substring(myString.lastIndexOf(".")+1))
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How to stop event bubbling on checkbox click
...adding: 2em;
font-size: 1.2em
}
.hidden {
display: none;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div id="header"><input type="checkbox" />Checkbox won't bubble the event, but this text will.</div>
<di...
大数据时代的数据化运营 - 资讯 - 清泛网 - 专注C/C++及内核技术
...地推出不同档次的运营活动，提供比较精准的后续版本的开发和运营活动的方案。根据用户不同的层别区分，对他去做营销。
以个人的判断来讲，可以看到快速起来的推广期，还有比较短的推广期，还有一个长尾，这种数据...
Why should I use Google's CDN for jQuery?
...ther decreasing the latency.)
(Optional) They will automatically keep your scripts up to date. (If you like to "fly by the seat of your pants," you can always use the latest version of any script that they offer. These could fix security holes, but generally just break your stuff.)
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Java内存泄露原因详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...费称为内存泄露。内存泄露有时不严重且不易察觉，这样开发者就不知道存在内存泄露，但有时也会很严重，会提示你Out of memory。
那么，Java内存泄露根本原因是什么呢？长生命周期的对象持有短生命周期对象的引用就很可能...
How to get screen width without (minus) scrollbar?
..., html').css('overflow', 'visible');
var screenWidth2 = $(window).width();
alert(screenWidth1); // Gives the screenwith without scrollbar
alert(screenWidth2); // Gives the screenwith including scrollbar
You can get the screen width by with and without scroll bar by using this code.
Here, I have ch...
Get the name of an object's type
...ll(this).match(/^\[object\s(.*)\]$/)[1];
}
}
var test = [1,2,3,4,5];
alert(test.getClassName()); // returns Array
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Creating a jQuery object from a big HTML-string
...eHTML('<div><input type="text" value="val" /></div>'));
alert( dom_nodes.find('input').val() );
DEMO
var string = '<div><input type="text" value="val" /></div>';
$('<div/>').html(string).contents();
DEMO
What's happening in this code:
$('<div/>')...
如何抓住痛点做出让用户尖叫的产品 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...操作体验上的停顿，不能在产品核心流程核心功能的设计开发上妥协，要去跟提高0.1秒钟加载速度较真，去跟把整个页面大小缩小1K较真。只有追求极致，才能把产品真正做到好的用户体验。
核心功能是产品的生存之本，除非...