大约有 22,000 项符合查询结果（耗时：0.0283秒） [XML]
Select something that has more/less than x character
...
MSDN for it states:
Returns the number of characters of the specified string expression,
excluding trailing blanks.
Here's the link to the MSDN
For oracle/plsql you can use Length(), mysql also uses Length.
Here is the Oracle documentation:
http://www.techonthenet.com/oracle/functions/le...
Why is  appearing in my HTML? [duplicate]
...r, $win32);
}
}
}
// Searching for BOM in files
function SearchBOM($string) {
if(substr($string,0,3) == pack("CCC",0xef,0xbb,0xbf)) return true;
return false;
}
?>
</body>
</html>
copy this code to php file upload to root and run it.
for more about this: http://for...
CoffeeScript on Windows?
...ll
CoffeeScript.compile(code);
... to get back the compiled JavaScript string.
UPDATE 2012-04-12: Cygwin is no longer needed to run Node on Windows. Microsoft
worked with Joyent through 2H 2011 to improve node's support for
Windows IOCP async IO. Node 0.6 was the first release of node to...
Determine device (iPhone, iPod Touch) with iOS
...
You can use the UIDevice class like this:
NSString *deviceType = [UIDevice currentDevice].model;
if([deviceType isEqualToString:@"iPhone"])
// it's an iPhone
share
|
...
Getting MAC Address
...8927, struct.pack('256s', ifname[:15]))
return ':'.join(['%02x' % ord(char) for char in info[18:24]])
print getHwAddr('eth0')
This is the Python 3 compatible code:
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import fcntl
import socket
import struct
def getHwAddr(ifname):
s = socke...
Ukkonen's suffix tree algorithm in plain English
...ical symbology. The closest to a good explanation that I've found is Fast String Searching With Suffix Trees , but he glosses over various points and some aspects of the algorithm remain unclear.
...
Can a decorator of an instance method access the class?
...t classes ( not manipulating the actual class type object), you can pass a string for each class. You can also pass whatever other parameters you like to the decorator using class-style decorators.
class Decorator(object):
def __init__(self,decoratee_enclosing_class):
self.decoratee_enc...
Angular - ui-router get previous state
...f the user is logged in or not.
appSettings are constants just for not use strings everywhere. appSettings.states.login and appSettings.states.register contain the name of the state for the login and register url.
Then in any controller/service etc you need to inject $state service and you can acc...
Regex lookahead for 'not followed by' in grep
... you can use negated character classes [^L], alternation |, and the end of string anchor $.
In your case grep 'Ui\.\([^L]\|$\)' * does the job.
Ui\. matches the string you're interested in
\([^L]\|$\) matches any single character other than L or it matches the end of the line: [^L] or $.
If you...
html select option separator
...And if you want to be really fancy, use the horizontal unicode box drawing character.
(BEST OPTION!)
<select>
<option>First</option>
<option disabled>──────────</option>
<option>Second</option>
<option>Third...