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Targeting position:sticky elements that are currently in a 'stuck' state
... */ }
And there could be many more edge cases that would be difficult to address.
While it's generally agreed upon that having selectors that match based on certain layout states would be nice, unfortunately major limitations exist that make these non-trivial to implement. I wouldn't hold my brea...
Does use of final keyword in Java improve the performance?
...lining on the assumption that a method hasn't been overridden - until it loads a class which overrides the method, at which point it can undo (or partially undo) those optimizations.
(Of course, this is assuming you're using HotSpot - but it's by far the most common JVM, so...)
To my mind you shou...
How do I create a nice-looking DMG for Mac OS X using command-line tools?
...sleep for a few seconds after this operation):
device=$(hdiutil attach -readwrite -noverify -noautoopen "pack.temp.dmg" | \
egrep '^/dev/' | sed 1q | awk '{print $1}')
Store the background picture (in PNG format) in a folder called ".background" in the DMG, and store its name in the "back...
Does ruby have real multithreading?
I know about the "cooperative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing?
...
Converting an array of objects to ActiveRecord::Relation
...cts is to have them be an ActiveRecord::Relation. So I end up resorting to adding a to_indicators method to Array .
5 An...
How to generate keyboard events in Python?
...
Eryk Sun
28k33 gold badges7171 silver badges8989 bronze badges
answered Nov 28 '12 at 22:47
lucasglucasg
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How to detect when cancel is clicked on file input?
...
While not a direct solution, and also bad in that it only (as far as I've tested) works with onfocus (requiring a pretty limiting event blocking) you can achieve it with the following:
document.body.onfocus = function(){ /*rock it*/ }
What's nice about this, is...
Abort makefile if variable not set
... the recipe:
foo :
@:$(call check_defined, BAR, baz value)
The leading @ sign turns off command echoing and : is the actual command, a shell no-op stub.
Showing target name
The check_defined function can be improved to also output the target name (provided through the $@ variable):
chec...
Is there a way to instantiate objects from a string holding their class name?
...nction pointer a return type of boost::variant<A, B, C, D, ...> instead. Like if you have a class Foo, Bar and Baz, it looks like this:
typedef boost::variant<Foo, Bar, Baz> variant_type;
template<typename T> variant_type createInstance() {
return variant_type(T());
}
typed...
How can I make a UITextField move up when the keyboard is present - on starting to edit?
... if the contents you have now do not fit in the iPhone screen. (If you are adding the ScrollView as the superview of the components just to make the TextField scroll up when keyboard comes up, then it's not needed.)
The standard way to prevent the TextFields from being covered by the keyboard is to ...