大约有 35,445 项符合查询结果（耗时：0.0566秒） [XML]
form_for but to post to a different action
...
AustinAustin
3,79233 gold badges2020 silver badges2525 bronze badges
15
...
Strip html from string Ruby on Rails
...
140
There's a strip_tags method in ActionView::Helpers::SanitizeHelper:
http://api.rubyonrails.org/...
What is string_view?
...BKerrek SB
415k7676 gold badges781781 silver badges10021002 bronze badges
19
...
Detect if a NumPy array contains at least one non-numeric value?
...ng and will work regardless of shape.
numpy.isnan(myarray).any()
Edit: 30x faster:
import timeit
s = 'import numpy;a = numpy.arange(10000.).reshape((100,100));a[10,10]=numpy.nan'
ms = [
'numpy.isnan(a).any()',
'any(numpy.isnan(x) for x in a.flatten())']
for m in ms:
print " %.2f s" ...
find -exec a shell function in Linux?
...t inherit them:
export -f dosomething
find . -exec bash -c 'dosomething "$0"' {} \;
share
|
improve this answer
|
follow
|
...
Change Activity's theme programmatically
...
Kapil Rajput
10.3k55 gold badges3939 silver badges5757 bronze badges
answered Jul 20 '12 at 9:23
user1462299user146...
What is the Objective-C equivalent for “toString()”, for use with NSLog?
...
250
It is the description instance method, declared as:
- (NSString *)description
Here's an examp...
How do I prevent the iPhone screen from dimming or turning off while my application is running?
...
answered Sep 24 '08 at 6:07
lajoslajos
24.4k1919 gold badges6161 silver badges7474 bronze badges
...
Python: most idiomatic way to convert None to empty string?
...
answered Jun 23 '09 at 19:28
TriptychTriptych
180k3131 gold badges140140 silver badges167167 bronze badges
...
What is a provisioning profile used for when developing iPhone applications?
...
answered Jul 29 '10 at 13:02
AkuseteAkusete
10k66 gold badges5353 silver badges7272 bronze badges
...