大约有 3,285 项符合查询结果（耗时：0.0280秒） [XML]
ConcurrentHashMap vs Synchronized HashMap
... is thread safe without synchronizing the whole map. Reads can happen very fast while write is done with a lock.
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Where can I find Android source code online? [closed]
...ince it is backed by OpenGrok which offers insanely awesome and blindingly fast search.
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HashSet versus Dictionary w.r.t searching time to find if an item exists
... Great analysis! It looks like the .Contains for Dictionary is so fast that there is no benefit from using HashSet at all, in the OP's case.
– EtherDragon
Jul 27 '12 at 23:03
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How to enable or disable an anchor using jQuery?
....ready(function(){
$("a").click(function () {
$(this).fadeTo("fast", .5).removeAttr("href");
});
});
Enabling would involve setting the href attribute
$(document).ready(function(){
$("a").click(function () {
$(this).fadeIn("fast").attr("href", "http://whatever.com/w...
What does gcc's ffast-math actually do?
I understand gcc's --ffast-math flag can greatly increase speed for float ops, and goes outside of IEEE standards, but I can't seem to find information on what is really happening when it's on. Can anyone please explain some of the details and maybe give a clear example of how something would chan...
How to implement the activity stream in a social network
...f you aren't using MySQL you might be able to do better index-wise.
For faster access to the most recent activities, I've been experimenting with Redis. Redis stores all of its data in-memory, so you can't put all of your activities in there, but you could store enough for most of the commonly-hi...
How are 3D games so efficient? [closed]
...e is designed around two things - your data and your target hardware.
The fastest code is the code that never gets executed - sort your data into batches and only do expensive operations on data you need to
How you store your data is key - aim for contiguous access this allows you to batch process...
Git: How to edit/reword a merge commit's message?
... try and push up my changes I get this ! [rejected] HEAD -> master (non-fast-forward)error: failed to push some refs to
– Marc
Mar 26 '13 at 14:58
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Python function overloading
...ory.speed()
# do stuff with your sprite and speed
class pretty_and_fast_factory(object):
def sprite(self):
return pretty_sprite
def speed(self):
return 10000000000.0
my_character = Character(pretty_and_fast_factory(), a1, a2, kw1=v1, kw2=v2)
my_character.add_bullet() #...
Play/pause HTML 5 video using JQuery
...do you need to use jQuery? Your proposed solution works, and it's probably faster than constructing a jQuery object.
document.getElementById('videoId').play();
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