大约有 30,000 项符合查询结果（耗时：0.0226秒） [XML]
How to disable scrolling temporarily?
I'm using the scrollTo jQuery plugin and would like to know if it is somehow possible to temporarily disable scrolling on the window element through Javascript? The reason I'd like to disable scrolling is that when you scroll while scrollTo is animating, it gets really ugly ;)
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Randomize a List
What is the best way to randomize the order of a generic list in C#? I've got a finite set of 75 numbers in a list I would like to assign a random order to, in order to draw them for a lottery type application.
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Is there a way to access an iteration-counter in Java's for-each loop?
Is there a way in Java's for-each loop
15 Answers
15
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Using GCC to produce readable assembly?
...leave the generated assembly code on the file foo.s.
Ripped straight from http://www.delorie.com/djgpp/v2faq/faq8_20.html (but removing erroneous -c)
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How to define a function in ghci across multiple lines?
...e a pretty new feature. You may need to upgrade GHC.
Edit: confirmed, see http://www.haskell.org/ghc/docs/6.8.2/html/users_guide/release-6-8-2.html
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How can I select rows with most recent timestamp for each key value?
...rows, where right.id is null. Voila, you got the latest entry per sensor.
http://sqlfiddle.com/#!9/45147/37
SELECT L.* FROM sensorTable L
LEFT JOIN sensorTable R ON
L.sensorID = R.sensorID AND
L.timestamp < R.timestamp
WHERE isnull (R.sensorID)
But please note, that this will be very resource...
How can I easily convert DataReader to List? [duplicate]
I have data in a DataReader which I want to be converted to a List<T> .
What is a possible simple solution for this?
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
While using new_list = my_list , any modifications to new_list changes my_list everytime. Why is this, and how can I clone or copy the list to prevent it?
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What is the difference between 'typedef' and 'using' in C++11?
I know that in C++11 we can now use using to write type alias, like typedef s:
7 Answers
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Hidden features of C
...iltin_expect((x),1)
#define unlikely(x) __builtin_expect((x),0)
see: http://kerneltrap.org/node/4705
What I like about this is that it also adds some expressiveness to some functions.
void foo(int arg)
{
if (unlikely(arg == 0)) {
do_this();
return;
}
do_t...