大约有 40,000 项符合查询结果（耗时：0.0559秒） [XML]
parseInt vs unary plus, when to use which?
... suprised that parseInt beats unary plus on iOS :) This is helpful for web apps with heavy CPU consumption only. As a rule-of-thumb I'd suggest JS opt-guys to consider any JS operator over another one from the mobile performance point of view nowadays.
So, go mobile-first ;)
...
Sql Server string to date conversion
...know the string's format/structure. SQL does not do that, and it certainly appears that Oracle's TO_DATE doesn't do it either.
– Philip Kelley
Jan 23 '13 at 15:06
24
...
Get Maven artifact version at runtime
... @avithan: really? I never had a problem with Tomcat with this approach. Also, I think a classloader that ignores the manifest is probably not conforming.
– Joachim Sauer
Dec 16 '12 at 12:18
...
Export a graph to .eps file with R
... there is an error : graph margins too large...
– the_drug
Mar 1 '11 at 9:42
6
make the plot dime...
How to install a specific version of a ruby gem?
...
@abbood rake _10.1.1_ ... should work, for whoever wants to know :)
– Koen.
Jan 29 '17 at 10:00
...
How can you speed up Eclipse?
...oject with any other JDK you want: 1.4.2, 1.5, 1.6 older...)
-vm jdk1.6.0_10\jre\bin\client\jvm.dll
Configuring the eclipse.ini (see this question for a complete eclipse.ini)
-Xms512m
-Xmx4096m
[...]
The Xmx argument is the amount of memory Eclipse will get (in simple terms). With -Xmx4...
How do I find an element that contains specific text in Selenium Webdriver (Python)?
...
Try the following:
driver.find_elements_by_xpath("//*[contains(text(), 'My Button')]")
share
|
improve this answer
|
follow
...
How to convert a set to a list in python?
...
It is already a list
type(my_set)
>>> <type 'list'>
Do you want something like
my_set = set([1,2,3,4])
my_list = list(my_set)
print my_list
>> [1, 2, 3, 4]
EDIT :
Output of your last comment
>>> my_list = [1,2,3,4]
...
difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
I'm new to android and I'm trying to understand the difference between getApplication() , getApplicationContext( ), getBaseContext() , getContext() and someClass.this and especially when to use the these methods in the following code lines:
...
How do I get a string format of the current date time, in python?
...
#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a f string, no .format
print(f"2b: {d:%B %d, %Y}")
print(f"3...