大约有 41,200 项符合查询结果（耗时：0.0430秒） [XML]
Is it possible to get the iOS 5.1 SDK for Xcode 4.2 on Snow Leopard?
...
213
+100
To get X...
Scala list concatenation, ::: vs ++
...
325
Legacy. List was originally defined to be functional-languages-looking:
1 :: 2 :: Nil // a li...
How to get active user's UserDetails
...
Preamble: Since Spring-Security 3.2 there is a nice annotation @AuthenticationPrincipal described at the end of this answer. This is the best way to go when you use Spring-Security >= 3.2.
When you:
use an older version of Spring-Security,
need to loa...
Apache Spark: The number of cores vs. the number of executors
...ry-mb and
yarn.nodemanager.resource.cpu-vcores, should probably be set to 63 *
1024 = 64512 (megabytes) and 15 respectively. We avoid allocating 100%
of the resources to YARN containers because the node needs some
resources to run the OS and Hadoop daemons. In this case, we leave a
gigabyte and a co...
Responsive iframe using Bootstrap
...
Option 1
With Bootstrap 3.2 you can wrap each iframe in the responsive-embed wrapper of your choice:
http://getbootstrap.com/components/#responsive-embed
<!-- 16:9 aspect ratio -->
<div class="embed-responsive embed-responsive-16by9">
...
How to change legend title in ggplot
...
367
This should work:
p <- ggplot(df, aes(x=rating, fill=cond)) +
geom_density(alp...
How to randomize (or permute) a dataframe rowwise and columnwise?
...
234
Given the R data.frame:
> df1
a b c
1 1 1 0
2 1 0 0
3 0 1 0
4 0 0 0
Shuffle row-wise:
...
Passing arguments forward to another javascript function
...nts);
}
function b(){
alert(arguments); //arguments[0] = 1, etc
}
a(1,2,3);
You can test it out here.
share
|
improve this answer
|
follow
|
...
How do I read text from the (windows) clipboard from python?
...
You can use the module called win32clipboard, which is part of pywin32.
Here is an example that first sets the clipboard data then gets it:
import win32clipboard
# set clipboard data
win32clipboard.OpenClipboard()
win32clipboard.EmptyClipboard()
win32clip...