大约有 36,010 项符合查询结果（耗时：0.0543秒） [XML]
How to use JavaScript variables in jQuery selectors?
How do I use JavaScript variables as a parameter in a jQuery selector?
6 Answers
6
...
What happens to a detached thread when main() exits?
... thread when main() exits" is:
It continues running (because the standard doesn't say it is stopped), and that's well-defined, as long as it touches neither (automatic|thread_local) variables of other threads nor static objects.
This appears to be allowed to allow thread managers as static objects...
removeEventListener on anonymous functions in JavaScript
...{};
var handler = function(e) {
t.scroll = function(x, y) {
window.scrollBy(x, y);
};
t.scrollTo = function(x, y) {
window.scrollTo(x, y);
};
};
window.document.addEventListener("keydown", handler);
You can then remove it by
window.document.removeEventListener("key...
IOS: create a UIImage or UIImageView with rounded corners
...ecause I want take an UIImage and show it inside an UIImageView , but I don't know how to do it.
12 Answers
...
How to branch with TortoiseHG
I downloaded TortoiseHg 1.0 for evaluation. For the life of me I can't figure out how to make a branch. It seems to understand branches (e.g. in its repository browser) but I just can't seem to find a way to make a branch. This seems like such a fundamental capability since out of the often toute...
Generic htaccess redirect www to non-www
...
If it does not work, you are probably missing the RewriteEngine On precursor to make it work.
– hendry
May 25 '10 at 9:02
...
All combinations of a list of lists
... use itertools.product in python 2.6.
If you aren't using Python 2.6, the docs for itertools.product actually show an equivalent function to do the product the "manual" way:
def product(*args, **kwds):
# product('ABCD', 'xy') --> Ax Ay Bx By Cx Cy Dx Dy
# product(range(2), repeat=3) --&...
[ :Unexpected operator in shell programming [duplicate]
... @Palec: while the answer is not as extensive as Nietzche-jou's answer, I do not see what would be wrong about it? I never mentioned anything about brackets :) +1 for your comment regardless!
– Wolph
Feb 11 '14 at 8:05
...
Reason for Column is invalid in the select list because it is not contained in either an aggregate f
...T:
a b
--------
1 abc
1 def
1 ghi
2 jkl
2 mno
2 pqr
And I do the following query:
SELECT a, b
FROM T
GROUP BY a
The output should have two rows, one row where a=1 and a second row where a=2.
But what should the value of b show on each of these two rows? There are three possibili...
Can someone copyright a SQL query? [closed]
...If I were you, I would write a full description of what the query needs to do, including all the tables, fieldnames etc., and post that here. Someone here is bound to be able to write a new version of the query that is not copyright your developer, and you can edit it each year to your hearts conten...