大约有 47,000 项符合查询结果（耗时：0.0540秒） [XML]
How do I get a platform-dependent new line character?
...
Java 7 now has a System.lineSeparator() method.
share
|
improve this answer
|
follow
|
...
Disabling browser print options (headers, footers, margins) from page?
...pport setting printer page margin at all, but all the other major browsers now support it.
With the @page directive, you can specify printer margin of the page (which is not the same as normal CSS margin of an HTML element):
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<titl...
How to understand Locality Sensitive Hashing?
...s between the two points will give the two data different bit value.
Now we look at the signature of the two data points. As in the example, we use only 6 bits(squares) to represent each data. This is the LSH hash for the original data we have.
The hamming distance between the two hashed value...
What are the differences between type() and isinstance()?
...n versions do however offer extra goodies: isinstance (and issubclass) can now mean more than just "[an instance of] a derived class" (in particular, any class can be "registered" with an ABC so that it will show as a subclass, and its instances as instances of the ABC); and ABCs can also offer extr...
Android studio logcat nothing to show
...0.8.14. Reinstalling it did nothing, going to try the SDK and config files now.
– G_V
Nov 19 '14 at 9:53
2
...
What is “lifting” in Haskell?
...rn than a mathematical concept (although I expect someone around here will now refute me by showing how lifts are a category or something).
Typically you have some data type with a parameter. Something like
data Foo a = Foo { ...stuff here ...}
Suppose you find that a lot of uses of Foo take nu...
Have a div cling to top of screen if scrolled down past it [duplicate]
...ed;
top: 0;
}
EDIT- Modified code to cache jQuery objects, faster now.
share
|
improve this answer
|
follow
|
...
What's the difference between Perl's backticks, system, and exec?
...ere you want to fetch STDOUT, STDERR or the return code, you can use well known standard modules like IPC::Open2 and IPC::Open3.
Example:
use IPC::Open2;
my $pid = open2(\*CHLD_OUT, \*CHLD_IN, 'some', 'cmd', 'and', 'args');
waitpid( $pid, 0 );
my $child_exit_status = $? >> 8;
Finally, IPC:...
How to get started with developing Internet Explorer extensions?
...ere have experience with/in developing IE extensions that can share their knowledge? This would include code samples, or links to good ones, or documentation on the process, or anything.
...
What's the difference between using CGFloat and float?
... to make your app 64-bit clean and try running it as such, since most Macs now have 64-bit CPUs and Snow Leopard is fully 64-bit, including the kernel and user applications. Apple's 64-bit Transition Guide for Cocoa is a useful resource.
...