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How to get value of selected radio button?
...lement is a div, so it won't have a value. This is probably where the undefined is coming from.
The checked property will tell you whether the element is selected:
if (document.getElementById('r1').checked) {
rate_value = document.getElementById('r1').value;
}
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How to determine the first and last iteration in a foreach loop?
The question is simple. I have a foreach loop in my code:
20 Answers
20
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How to get an element's top position relative to the browser's viewport?
...he position of an element relative to the browser's viewport (the viewport in which the page is displayed, not the whole page). How can this be done in JavaScript?
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REST / SOAP endpoints for a WCF service
...t as both a RESTfull service and as a SOAP service.
Anyone has done something like this before?
6 Answers
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SVN+SSH, not having to do ssh-add every time? (Mac OS)
...pretty Unix-dumb and probably wouldn't recognize the solution if it hit me in the face.
7 Answers
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.prop() vs .attr()
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Update 1 November 2012
My original answer applies specifically to jQuery 1.6. My advice remains the same but jQuery 1.6.1 changed things slightly: in the face of the predicted pile of broken websites, the jQuery team reverted attr() to something close to ...
How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
...
orphanRemoval has nothing to do with ON DELETE CASCADE.
orphanRemoval is an entirely ORM-specific thing. It marks "child" entity to be removed when it's no longer referenced from the "parent" entity, e.g. when you remove the child entity from the...
PHP method chaining?
I am using PHP 5 and I've heard of a new featured in the object-oriented approach, called 'method chaining'. What is it exactly? How do I implement it?
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How can I change the image of an ImageView? [duplicate]
I have just started learning android. And i don't know How can I change the image of an ImageView ? ie it has some Image which was set in the layout but i want to change that image through coding how should i do it ?
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Android: Vertical ViewPager [closed]
...Transformer to give the illusion of a vertical ViewPager. To achieve scrolling with a vertical instead of a horizontal drag you will have to override ViewPager's default touch events and swap the coordinates of MotionEvents prior to handling them, e.g.:
/**
* Uses a combination of a PageTransforme...