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Imitate Facebook hide/show expanding/contracting Navigation Bar
...OS7 Facebook iPhone app, when the user scrolls up the navigationBar gradually hides itself to a point where it completely vanishes. Then when the user scrolls down the navigationBar gradually shows itself.
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What is Linux’s native GUI API?
...heir own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is?
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jQuery: checking if the value of a field is null (empty)
...ype]').val().length != 0){}
If you want to check if the element exist at all, you should do that before calling val:
var $d = $('#person_data[document_type]');
if ($d.length != 0) {
if ($d.val().length != 0 ) {...}
}
s...
What's the point of JAXB 2's ObjectFactory classes?
..., sometimes you need to create actual JAXBElement objects. They are not usually trivial to create by hand, so the create* methods do the hard work for you. Example (from the XHTML 1.1 schema):
@XmlElementDecl(namespace = "http://www.w3.org/1999/xhtml", name = "style", scope = XhtmlHeadType.class)
p...
git still shows files as modified after adding to .gitignore
...re saying that you need to commit after removing the cached files? That really seems counter-intuitive; these are files I do NOT want to commit. And I do not want them deleted from the repository (I just want them to no longer be hanging around cluttering my git status). Or am I just really confu...
Expand/collapse section in UITableView in iOS
...LOOK like a header, and setup the tableView:didSelectRowAtIndexPath to manually expand or collapse the section it is in.
I'd store an array of booleans corresponding the the "expended" value of each of your sections. Then you could have the tableView:didSelectRowAtIndexPath on each of your custom h...
recursion versus iteration
...where recursion is used a for loop could be used? And if recursion is usually slower what is the technical reason for ever using it over for loop iteration?
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How do RVM and rbenv actually work?
I am interested in how RVM and rbenv actually work.
5 Answers
5
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WebKit issues with event.layerX and event.layerY
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I have disabled all my extensions and I still get these warnings with 1.7.2
– basZero
May 7 '12 at 7:40
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What are the mathematical/computational principles behind this game?
My kids have this fun game called Spot It! The game constraints (as best I can describe) are:
9 Answers
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