大约有 15,000 项符合查询结果（耗时：0.0230秒） [XML]
How do I show multiple recaptchas on a single page?
...t is possible with reCAPTCHA actually, just not possible to do without JavaScript. Most browsers should support JavaScript and the default ReCaptcha uses JavaScript anyway so this solution is good. Hüseyin Yağlı's answer explains the solution. reCAPTCHA documentation for this solution is at deve...
How to take screenshot of a div with JavaScript?
I am building something called the "HTML Quiz". It's completely ran on JavaScript and it's pretty cool.
10 Answers
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jQuery get the location of an element relative to window
...TML DOM ID, how to get an element's position relative to the window in JavaScript/JQuery? This is not the same as relative to the document nor offset parent since the element may be inside an iframe or some other elements. I need to get the screen location of the element's rectangle (as in positio...
Getting value of select (dropdown) before change
...h the focus and change events. The only thing you could do is adjust your script to bind after the elements are inserted into the page.
– Andy E
Nov 2 '10 at 11:11
1
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Popup弹出菜单扩展 · App Inventor 2 中文网
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Popup弹出菜单扩展
下载和安装
开发动机
功能概述
使用方法
将扩展集成到AI2项目中
配置菜单项
从字符串设置菜单项
从列表设置菜单项
...
JavaScript dependency management: npm vs. bower vs. volo [closed]
...
A description that best describes the difference between npm and bower is: npm manages JavaScript modules called packages and Bower manages front-end components (i.e. css, html, and JavaScript) called components. npm is also used...
Popup弹出菜单扩展 · App Inventor 2 中文网
...
Popup弹出菜单扩展
下载和安装
开发动机
功能概述
使用方法
将扩展集成到AI2项目中
配置菜单项
从字符串设置菜单项
从列表设置菜单项
...
How do I add a simple onClick event handler to a canvas element?
...element.left && x < element.left + element.width) {
alert('clicked an element');
}
});
}, false);
// Add element.
elements.push({
colour: '#05EFFF',
width: 150,
height: 100,
top: 20,
left: 15
});
// Render elements.
elements.forEach(function(...
How to do something before on submit? [closed]
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You can use onclick to run some JavaScript or jQuery code before submitting the form like this:
<script type="text/javascript">
beforeSubmit = function(){
if (1 == 1){
//your before submit logic
}
$("#formi...
Getting “Cannot read property 'nodeType' of null” when calling ko.applyBindings
...ng because I was trying to bind an HTML element before it was created.
My script was loaded on top of the HTML (in the head) but it needed to be loaded at the bottom of my HTML code (just before the closing body tag).
Thanks for your attention James Allardice.
A possible workaround is using defer...