大约有 35,480 项符合查询结果（耗时：0.0422秒） [XML]
handlerbars.js check if list is empty
...
209
The "each" tag can take an "else" section too. So the simplest form is:
{{#each items}}
// ren...
How can I find script's directory with Python? [duplicate]
... |
edited Nov 12 '16 at 8:07
answered Feb 19 '12 at 16:10
C...
Apply style ONLY on IE
...
103
Update 2017
Depending on the environment, conditional comments have been officially deprecate...
Uninstall ReSharper 4.5
I have ReSharper 4.5 in Visual Studio 2008. Now I want to install ReSharper 5, but I can't do it before I uninstall ReSharper 4.5.
...
Install specific git commit with pip
...+git://github.com/aladagemre/django-notification.git@2927346f4c513a217ac8ad076e494dd1adbf70e1
branch-name
With git
$ pip install git+git://github.com/aladagemre/django-notification.git@cool-feature-branch
or from source bundle
$ pip install https://github.com/aladagemre/django-notification/ar...
What does new self(); mean in PHP?
...getInstance();
var_dump($a);
Here, you'll get :
object(MyChildClass)#1 (0) { }
Which means self means MyChildClass -- i.e. the class in which it is written.
For the second situation, the code would look like this :
class MyParentClass {
public static function getInstance() {
ret...
Default value for field in Django model
...e/ref/models/fields/#editable
b = models.CharField(max_length=7, default='0000000', editable=False)
Also, your id field is unnecessary. Django will add it automatically.
share
|
improve this ans...
Rails: Logging the entire stack trace of an exception
...
208
If you look at the source for the BufferedLogger class in ActiveSupport, you'll see that the se...
Append an object to a list in R in amortized constant time, O(1)?
...
R>
That works on vectors too, so do I get the bonus points?
Edit (2015-Feb-01): This post is coming up on its fifth birthday. Some kind readers keep repeating any shortcomings with it, so by all means also see some of the comments below. One suggestion for list types:
newlist <- list(ol...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
...
100
A range is just that: something defined by its start and end, not by its contents. "Iterating" ...