大约有 17,000 项符合查询结果（耗时：0.0214秒） [XML]
Do HTML5 custom data attributes “work” in IE 6?
...
Correct this doesn't support the API of data putting things in a collection or whatever (nobody supports this yes). However, as shown by get/Set Attribute you can get the main use of data- attributes immediately in any minimally DOM aware browser. You prob...
JSON serialization of Google App Engine models
...encoder as in the following python:
import datetime
from google.appengine.api import users
from google.appengine.ext import db
from django.utils import simplejson
class jsonEncoder(simplejson.JSONEncoder):
def default(self, obj):
if isinstance(obj, datetime.datetime):
retur...
How to change Vagrant 'default' machine name?
...ok's (commenter) input
Set hostname (BONUS)
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
config.vm.hostname = "buzbar"
end
Comments: This sets the hostname inside the VM. This would be the output of hostname command in the VM and also this is what's visible in the prompt like vagrant@...
What is the difference between print and puts?
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The API docs give some good hints:
print() → nil
print(obj, ...) → nil
Writes the given object(s) to ios. Returns nil.
The stream must be opened for writing. Each given object that isn't a
string will be ...
Why does volatile exist?
...n.
For example, this is how InterlockedIncrement is declared in the Win32 API:
LONG __cdecl InterlockedIncrement(
__inout LONG volatile *Addend
);
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How do I make my GUI behave well when Windows font scaling is greater than 100%
...own by David to achieve "non-DPI-virtualization". Perhaps it is using some API function at runtime.
Update 2: In response to how I would support 100%/125% DPI, I would come up with a two-phase plan. Phase 1 is to inventory my code for custom controls that need to be fixed for high DPI, and then ma...
Handling optional parameters in javascript
...uments = the original arguments to the function defined in your javascript API.
* config = describe the argument type
* - Class - specify the type (e.g. String, Number, Function, Array)
* - [Class/function, boolean, default] - pass an array where the first value is a class or a function...
* ...
How can I shrink the drawable on a button?
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height, width only work in API level 23 and higher. Not supported backward.
– Palak Darji
Aug 14 '16 at 11:48
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How to pull a random record using Django's ORM?
...use:
MyModel.objects.order_by('?').first()
It is documented in QuerySet API.
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Multiple linear regression in Python
...ked it with R and it works correct.
import numpy as np
import statsmodels.api as sm
y = [1,2,3,4,3,4,5,4,5,5,4,5,4,5,4,5,6,5,4,5,4,3,4]
x = [
[4,2,3,4,5,4,5,6,7,4,8,9,8,8,6,6,5,5,5,5,5,5,5],
[4,1,2,3,4,5,6,7,5,8,7,8,7,8,7,8,7,7,7,7,7,6,5],
[4,1,2,5,6,7,8,9,7,8,7,8,7,7,7,7,7,7,6,6,4...