大约有 44,000 项符合查询结果（耗时：0.0354秒） [XML]
Django rest framework, use different serializers in the same ModelViewSet
...the approach that checks the HTTP method? It's clearer IMO and requires no extra checks.
def get_serializer_class(self):
if self.request.method == 'POST':
return NewRackItemSerializer
return RackItemSerializer
Credits/source: https://github.com/encode/django-rest-framework/issues/...
Can git ignore a specific line?
...ne a path that is marked as assume-unchanged has changed without incurring extra lstat(2) cost, it reserves the right to report that the path has been modified (…git commit -a is free to commit that change).'
– Chris
Apr 4 '19 at 12:15
...
What is the difference between Reader and InputStream?
... makes your easier to internationalize and maintain.
Note: This is just an extra information for exploring Java I/O codes is that, the design pattern of Java I/O implementation follows decorator design pattern. If you familiar with decorator design pattern then you can easily catchup the implementat...
Intelligent point label placement in R
...r head. Things like R, ggplot2, lattice etc. do most of the work; but that extra little bit of tweaking, adding a line here, adjusting a margin there, is probably better suited to a different tool.
:climbing down from soapbox:
I would also note that I think we could all come up with scatterplots w...
Is there a library function for Root mean square error (RMSE) in python?
...
mean_squared_error in sklearn.metrics now supports extra parameter: squared - "If True returns MSE value, if False returns RMSE value."
– Daddy32
May 29 at 17:20
...
In Python, how do you convert seconds since epoch to a `datetime` object?
...ollows: datetime.fromtimestamp(1423524051, timezone.utc). It has saved the extra library many times when I only need the UTC timezone from pytz.
– phouse512
Jan 10 '18 at 17:28
...
List files in local git repo?
...by my Git repo. If the directory had additional files, it would mean those extra files were not being tracked. You can add files using git add <file>... of course.
share
|
improve this answer
...
Windows batch file file download from a URL
...ell comes with modern versions of Windows so you don't have to install any extra stuff on the computer. I learned how to do it by reading this page:
http://teusje.wordpress.com/2011/02/19/download-file-with-powershell/
The code was:
$webclient = New-Object System.Net.WebClient
$url = "http://www...
Bootstrap dropdown sub menu missing
...th 3.0" - https://github.com/twbs/bootstrap/pull/6342
But, with a little extra CSS you can get the same functionality.
Bootstrap 4 (navbar submenu on hover)
.navbar-nav li:hover > ul.dropdown-menu {
display: block;
}
.dropdown-submenu {
position:relative;
}
.dropdown-submenu>.dropd...
What are the differences between Chosen and Select2?
...
In Firefox 28 (Mac OS X), you will notice an extra gray "margin or padding or border" below each input field. It's not an effect I suppose. It must be a visual inconsistency. It's clear once we look at them on FF, and the same glitch doesn't occur on Chrome for example....