大约有 45,000 项符合查询结果（耗时：0.0613秒） [XML]
What is the most accurate way to retrieve a user's correct IP address in PHP?
...
We use:
/**
* Get the customer's IP address.
*
* @return string
*/
public function getIpAddress() {
if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
return $_SERVER['HTTP_CLIENT_IP'];
} else if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ips = explode(',', $_SER...
How to check whether a script is running under Node.js?
...bpack, process and process.version exists within the bundle, so I added an extra check for process.version where process.release.node is undefined on client side but has a node version as a value on server side
– Aaron
Feb 19 '17 at 1:49
...
What is the point of interfaces in PHP?
...can create. They define what methods a class must have, but you can create extra methods outside of those limitations.
I'm not sure what you mean by not being able to add code to methods - because you can. Are you applying the interface to an abstract class or the class that extends it?
A method ...
What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
...performance problem to a function that was checking for the existence of a string in an array. So I ran some tests.
loaded 90,822 hosts
loading config took 0.087 seconds (array)
loading config took 0.152 seconds (object)
Loading 91k entries into an array (with validate & push) is faster than...
Real-world applications of zygohistomorphic prepromorphisms
...0/functional-pearl-maximally-dense-segments/
I'd nominate the authors for extra credit as they've avoided the use of the fixed-point Mu functor.
share
|
improve this answer
|
...
Margin while printing html page
... DIV to simulate the print margin.
Unfortunately, I don't believe you have extra control over the print functionality apart from just show the print dialog box.
share
|
improve this answer
...
Custom CSS Scrollbar for Firefox
...
i love this solution except for all the extra markup with absolute positioning (makes variable size stuff a nightmare) plus you cannot actually change the style, you are simply masking/hiding elements of the existing scroller - too bad if i want a green bar!
...
How do I edit the Visual Studio templates for new C# class/interface?
...
Extract, edit and recompress. Paths are for the class template, but the interface templates are in the same folder.
You may want to edit the VS template file in each to remove the fact that they don't automatically add refer...
Separation of business logic and data access in django
... standard method in the forms API; it is intended to replace the
'extract-data-from-form-in-view-and-do-stuff' pattern by a more testable pattern.
"""
user_id = self.cleaned_data['user_id']
user = User.objects.get(pk=user_id)
# set active flag
user...
Multi-gradient shapes
... pretty sure that could be inlined into the layer-list XML, obviating this extra file, but I'm not sure how. But okay, then the kind of hacky part comes in on the layer_list XML file. I put the green gradient as the bottom layer, then put the half overlay as the second layer, offset from the top by ...