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Jquery select all elements that have $jquery.data()
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You could do
$('[data-myAttr!=""]');
this selects all elements which have an attribute data-myAttr which is not equal to '' (so it must have been set);
you could also use filter()
$('*').filter(function() {
return $(this).data('myAttr') !== undefined;
});
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STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...定义一个结构体来试试：[cpp]view plaincopystructa{char*pName;intm_a;} 引言
STL的map容器中，key的类型是不是随意的呢？
实践
编写测试代码
定义一个结构体来试试：
struct a
{
char* pName;
int m_a;
};
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map<a, int> mp;
a ...
Does “\d” in regex mean a digit?
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@FarazAhmad, probably not, you have to specify all characters separately
– Kirill Polishchuk
Dec 28 '17 at 23:26
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How to check in Javascript if one element is contained within another
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You should use Node.contains, since it's now standard and available in all browsers.
https://developer.mozilla.org/en-US/docs/Web/API/Node.contains
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nodeValue vs innerHTML and textContent. How to choose?
...t in firefox until FireFox 45 according to caniuse but is now supported in all major browsers.
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Spring RestTemplate - how to enable full debugging/logging of requests/responses?
...e been using the Spring RestTemplate for a while and I consistently hit a wall when I'am trying to debug it's requests and responses. I'm basically looking to see the same things as I see when I use curl with the "verbose" option turned on. For example :
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How can I obfuscate (protect) JavaScript? [closed]
... use:
Google Closure Compiler
UglifyJS
UPDATE: This question was originally asked more than 10 years ago, and YUI is no longer maintained. Google Closure Compiler is still in use, and UglifyJS can be run locally via node package manager: npm install -g uglify-js
Private String Data:
Keeping st...
When is .then(success, fail) considered an antipattern for promises?
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What's the difference?
The .then() call will return a promise that will be rejected in case the callback throws an error. This means, when your success logger fails, the error would be passed to the following .catch() callback, but not to the fail callback that...
How should the ViewModel close the form?
... window). You're welcome to make other tradeoffs, but it seems like a generally good deal to me.
– Joe White
May 6 '12 at 18:54
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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
第一个Hello,OS World操作系统hello_os_word_my_first_os操作系统并非我们想象中的深不可测、遥不可及，只要你对它感兴趣并随我一起动手实践，你也能开发出属于自己的os。本文通过一个最简单的os，完成Hello, OS World文字的输出来演示os...