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How to display loading message when an iFrame is loading?
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I have done the following css approach:
<div class="holds-the-iframe"><iframe here></iframe></div>
.holds-the-iframe {
background:url(../images/loader.gif) center center no-repeat;
}
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Prevent segue in prepareForSegue method?
Is it possible to cancel a segue in the prepareForSegue: method?
10 Answers
10
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Send POST data using XMLHttpRequest
I'd like to send some data using an XMLHttpRequest in JavaScript.
13 Answers
13
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Set keyboard caret position in html textbox
Does anybody know how to move the keyboard caret in a textbox to a particular position?
9 Answers
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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail)postfix + dovecot + extmail解决方案搭建邮件服务器全攻略，以及搭建过程中常见问题的解决方法汇总。首先通过一幅图看看整个解决方案的原理：
当用户通过extmail登陆时，首先extm...
How can I change the default width of a Twitter Bootstrap modal box?
I tried the following:
32 Answers
32
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How to make a JSONP request from Javascript without JQuery?
Can I make a cross-domain JSONP request in JavaScript without using jQuery or other external library? I would like to use JavaScript itself and then parse the data and make it an object so I could use it. Do I have to use an external library? If not, how can I do it?
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MongoDB with redis
Can anyone give example use cases of when you would benefit from using Redis and MongoDB in conjunction with each other?
3 ...
Rails 4 - Strong Parameters - Nested Objects
...ermit nested attributes you do specify the attributes of nested object within an array. In your case it would be
Update as suggested by @RafaelOliveira
params.require(:measurement)
.permit(:name, :groundtruth => [:type, :coordinates => []])
On the other hand if you want nested of mul...
How do I scroll to an element using JavaScript?
I am trying to move the page to a <div> element.
18 Answers
18
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