大约有 47,000 项符合查询结果（耗时：0.0612秒） [XML]
Jquery mouseenter() vs mouseover()
...
You see the behavior when your target element contains child elements:
http://jsfiddle.net/ZCWvJ/7/
Each time your mouse enters or leaves a child element, mouseover is triggered, but not mouseenter.
$('#my_div').bind("mouseover mouseenter", function(e) {
v...
UIButton inside a view that has a UITapGestureRecognizer
... delegate of the UITapGestureRecognizer. Then in the delegate you can implement -gestureRecognizer:shouldReceiveTouch:. In your implementation you can test if the touch belongs to your new subview, and if it does, instruct the gesture recognizer to ignore it. Something like the following:
- (BOOL)g...
Returning a value from thread?
... is unnecessary because no reads or writes to value are occurring at the same time. But, yeah, always be mindful of when a lock is necessary.
– Brian Gideon
Feb 23 '15 at 17:19
...
setTimeout in for-loop does not print consecutive values [duplicate]
...have to arrange for a distinct copy of "i" to be present for each of the timeout functions.
function doSetTimeout(i) {
setTimeout(function() { alert(i); }, 100);
}
for (var i = 1; i <= 2; ++i)
doSetTimeout(i);
If you don't do something like this (and there are other variations on this sam...
Bootstrap 3: Keep selected tab on page refresh
...lected tab active on refresh with Bootstrap 3 . Tried and checked with some question already been asked here but none of work for me. Don't know where I am wrong. Here is my code
...
Can you attach a UIGestureRecognizer to multiple views?
In the above code only taps on view2 are recognized. If I comment out the third line then taps on view1 are recognized. If I'm right and you can only use a gesture recognizer once, I'm not sure if this is a bug or it just needs some more documentation.
...
Java JTable setting Column Width
...vaDoc for JTable, read the docs for doLayout() very carefully. Here are some choice bits:
When the method is called as a result of the resizing of an enclosing window, the
resizingColumn is null. This means that resizing has taken place "outside" the JTable
and the change - or "delta" - sho...
Truncating all tables in a Postgres database
...this. Here's the script:
CREATE OR REPLACE FUNCTION truncate_tables(username IN VARCHAR) RETURNS void AS $$
DECLARE
statements CURSOR FOR
SELECT tablename FROM pg_tables
WHERE tableowner = username AND schemaname = 'public';
BEGIN
FOR stmt IN statements LOOP
EXECUTE ...
Calling a base class's classmethod in Python
...
This is how you would invoke the code in the base class's version of the method (i.e. print cls, a), from the derived class, with cls being set to the derived class.
share
|
improve this answer
...
Recommended way to embed PDF in HTML?
What is the recommended way to embed PDF in HTML?
24 Answers
24
...