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How to disable an input type=text?
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173
If you know this when the page is rendered, which it sounds like you do because the database has...
Different types of thread-safe Sets in Java
...want to be sure all changes are immediately visible to the other threads.
3) ConcurrentSkipListSet is the concurrent SortedSet implementation, with most basic operations in O(log n). It allows concurrent adding/removing and reading/iteration, where iteration may or may not tell about changes since ...
What are “first class” objects?
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edited May 23 '17 at 12:26
community wiki
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Latest jQuery version on Google's CDN
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UPDATE 7/3/2014: As of now, jquery-latest.js is no longer being updated.
From the jQuery blog:
We know that http://code.jquery.com/jquery-latest.js is abused
because of the CDN statistics
showing it’s the most popular file....
Parsing IPv6 extension headers containing unknown extensions
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If you run into something you cannot parse, you have to make your decision or perform your acti...
Order discrete x scale by frequency/value
...swer, reorder is the idiomatic way of reordering factor levels.
mtcars$cyl3 <- with(mtcars, reorder(cyl, cyl, function(x) -length(x)))
ggplot(mtcars, aes(cyl3)) + geom_bar()
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Python != operation vs “is not”
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310
== is an equality test. It checks whether the right hand side and the left hand side are equal...
How can I make a clickable link in an NSAttributedString?
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ujellujell
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Symfony 2: How do I check if a user is not logged in inside a template?
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edited Mar 1 '13 at 17:49
Pedro Cordeiro
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answered M...