大约有 3,100 项符合查询结果（耗时：0.0401秒） [XML]
How to calculate a logistic sigmoid function in Python?
...er loop
In [7]: %timeit -r 1 logistic.cdf(0.458)
10000 loops, best of 1: 72.2 µs per loop
In [8]: %timeit -r 1 expit(0.458)
100000 loops, best of 1: 2.98 µs per loop
As expected logistic.cdf is (much) slower than expit. expit is still slower than the python sigmoid function when called with a...
How to implement the factory method pattern in C++ correctly
...&polar);
The only disadvantage is that it looks a bit verbose:
Vec2 v2(Vec2::Cartesian(3.0f, 4.0f));
But the good thing is that you can immediately see what coordinate type you're using, and at the same time you don't have to worry about copying. If you want copying, and it's expensive (as ...
Will using 'var' affect performance?
...
72
As Joel says, the compiler works out at compile-time what type var should be, effectively it's ...
How do I delete multiple rows in Entity Framework (without foreach)
...
672
EntityFramework 6 has made this a bit easier with .RemoveRange().
Example:
db.People.RemoveRa...
Maximum MIMEType Length when storing type in DB
... a MIMEType field in their databases? The longest one we've seen so far is 72 bytes:
1 Answer
...
WebRTC vs Websockets: If WebRTC can do Video, Audio, and Data, why do I need Websockets? [closed]
...
72
WebSockets:
Ratified IETF standard (6455) with support across all modern browsers and even le...
PostgreSQL: How to make “case-insensitive” query
...
ChanduChandu
72.1k1616 gold badges118118 silver badges122122 bronze badges
...
What is the rationale for all comparisons returning false for IEEE754 NaN values?
... unknown
Even .NET does not provide a bool? operator==(double v1, double v2) operator, so you are still stuck with the silly (NaN == NaN) = false result.
share
|
improve this answer
|
...
AngularJS : Prevent error $digest already in progress when calling $scope.$apply()
...d $timeout etc. -- has been left off.)
window.gapi.client.load('oauth2', 'v2', function() {
var request = window.gapi.client.oauth2.userinfo.get();
request.execute(function(response) {
// This happens outside of angular land, so wrap it in a timeout
// with an implied apply...
Get a list of all git commits, including the 'lost' ones
...ound.commits
That gives you a file like this:
dangling commit dec2c5e72a81ef06963397a49c4b068540fc0dc3
dangling blob f8c2579e6cbfe022f08345fa7553feb08d60a975
dangling blob 0eb3e86dc112332ceadf9bc826c49bd371acc194
dangling blob 11cbd8eba79e01f4fd7f496b1750953146a09502
dangling commit 18...