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Stopping fixed position scrolling at a certain point?
I have an element that is position:fixed and so scrolls with the page how i want it to however. when the user scrolls up I want the element to stop scrolling at a certain point, say when it is 250px from the top of the page, is this possible? Any help or advice would be helpful thanks!
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Including JavaScript class definition from another file in Node.js
I'm writing a simple server for Node.js and I'm using my own class called User which looks like:
7 Answers
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passing several arguments to FUN of lapply (and others *apply)
...n the lapply call as an argument, like so:
lapply(input, myfun, arg1=6)
and lapply, recognizing that arg1 is not an argument it knows what to do with, will automatically pass it on to myfun. All the other apply functions can do the same thing.
An addendum: You can use ... when you're writing you...
Append to a file in Go
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@SridharRatnakumar: see another comment and man umask. With typical umask of 022, you'll get typical permissions: 0666 & ~022 = 0644 = rw-r--r--
– akavel
Oct 22 '13 at 19:52
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Ant task to run an Ant target only if a file exists?
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Available and Condition
<target name="check-abc">
<available file="abc.txt" property="abc.present"/>
</target>
<target name="do-if-abc" depends="check-abc" if="abc.present">
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</target>
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Rounding DateTime objects
...t you round to any interval given. It's also slightly faster than dividing and then multiplying the ticks.
public static class DateTimeExtensions
{
public static DateTime Floor(this DateTime dateTime, TimeSpan interval)
{
return dateTime.AddTicks(-(dateTime.Ticks % interval.Ticks));
}
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Difference between validate(), revalidate() and invalidate() in Swing GUI
...idate() marks the container as invalid. Means the content is somehow wrong and must be re-laid out. But it's just a kind of mark/flag. It's possible that multiple invalid containers must be refreshed later.
validate() performs relayout. It means invalid content is asked for all the sizes and all th...
jQuery UI slider Touch & Drag/Drop support on Mobile devices
I have already styled and implemented jQuery UI slider into a project. Though it's responsive, the slider does not respond to being touched and dragged. Instead, you have to touch where you want the slider to go. I'd like to avoid swapping to jQuery mobile UI, which supports touching and dragging, s...
warning about too many open figures
... interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory.
6 Answers
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codestyle; put javadoc before or after annotation?
... before or after the annotation. What would we want to adopt as a coding standard?
5 Answers
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