大约有 47,000 项符合查询结果（耗时：0.0674秒） [XML]
In Django, how do I check if a user is in a certain group?
...
then user.groups.all() returns [<Group: Editor>].
Alternatively, and more directly, you can check if a a user is in a group by:
if django_user.groups.filter(name = groupname).exists():
...
Note that groupname can also be the actual Django Group object.
...
Producing a new line in XSLT
...g a newline approach if you use anything that might reformat your XSL file and mess with the whitespace.
– Ian Roberts
Nov 9 '12 at 0:17
add a comment
|
...
Can you attach a UIGestureRecognizer to multiple views?
...mment out the third line then taps on view1 are recognized. If I'm right and you can only use a gesture recognizer once, I'm not sure if this is a bug or it just needs some more documentation.
...
npm throws error without sudo
I just installed node and npm through the package on nodejs.org and whenever I try to search or install something with npm it throws the following error, unless I sudo the command. I have a feeling this is a permissions issue? I am already the admin.
...
Replacement for deprecated sizeWithFont: in iOS 7?
...h now takes an NSDictionary. Pass in the pair with key UITextAttributeFont and your font object like this:
CGRect rawRect = {};
rawRect.size = [string sizeWithAttributes: @{
NSFontAttributeName: [UIFont systemFontOfSize:17.0f],
}];
// Values are fractional -- you should take the ceil to get equ...
how to set cursor style to pointer for links without hrefs
...
Using :hover isn't necessary, and it's not guaranteed to work on links without a href.
– Alxandr
Mar 9 '10 at 14:51
...
Multiple “order by” in LINQ
I have two tables, movies and categories , and I get an ordered list by categoryID first and then by Name .
7 Answers...
Private pages for a private Github repo
Couldn't find anything in the github documentation and also here on SO. But I was wondering if there could be a http://foo.github.com for a private repository named foo which is accessible only one had access to the foo repository itself.
...
How to break a line of chained methods in Python?
...
I also like it best. Doesn't add more code and it's without backslashes.
– Juliusz Gonera
Jan 22 '11 at 23:17
23
...
What is the default access modifier in Java? [duplicate]
... modifier or no modifier (package-private) just as with top-level classes, and with the same meaning.
Full story you can read here (Which I wrote recently):
http://codeinventions.blogspot.com/2014/09/default-access-modifier-in-java-or-no.html
...