大约有 6,000 项符合查询结果(耗时:0.0221秒) [XML]
Difference between map and collect in Ruby?
...chmark code:
require 'benchmark'
h = { abc: 'hello', 'another_key' => 123, 4567 => 'third' }
a = 1..10
many = 500_000
Benchmark.bm do |b|
GC.start
b.report("hash keys collect") do
many.times do
h.keys.collect(&:to_s)
end
end
GC.start
b.report("hash keys map") ...
What is the proper way to format a multi-line dict in Python?
...ameters(
foo='hello world', # So I put one parameter per line
bar=123, # And yeah, this extra comma here is harmless too;
# I bet not many people knew/tried this.
# Oh did I just show you how to write
# multiple-line inline comment here?
...
Preloading images with jQuery
..., in my context, I'm using this as follows:
$.post('/submit_stuff', { id: 123 }, function(response) {
$([response.imgsrc1, response.imgsrc2]).preloadImages(function(){
// Update page with response data
});
});
Hopefully this helps someone who comes to this page from Google (as I did) look...
Pure virtual function with implementation
... be provided (base's implementation).
– StackExchange123
Mar 7 at 12:09
add a comment
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...
How do I check if a number evaluates to infinity?
...
You can use isFinite in window, isFinite(123):
You can write a function like:
function isInfinite(num) {
return !isFinite(num);
}
And use like:
isInfinite(null); //false
isInfinite(1); //false
isInfinite(0); //false
isInfinite(0.00); //false
isInfinite(NaN); /...
Generating statistics from Git repository [closed]
...ood tools/scripts that allow me to generate a few statistics from a git repository. I've seen this feature on some code hosting sites, and they contained information like...
...
Adb Devices can't find my phone [closed]
...one so that I can install my Android apps via usb to the phone. I am using osx 10.6.7.
6 Answers
...
Horizontal ListView in Android?
...
123
As per Android Documentation RecyclerView is the new way to organize the items in listview and...
Changed GitHub password, no longer able to push back to the remote
...by removing, then re-cloning the repo.
But for other:
It depends on your OS, git version and protocol you are using.
Depending on the OS, you have ways to cache your credentials (OSX KeyChain on Mac, netrc credential helper on Windows or Linux), and that could explain why your push isn't working ...
Facebook Like Button - how to disable Comment pop up?
...oo. I am using the non iframe like embed method.
– TK123
May 1 '13 at 21:06
4
Doesn't really work...