大约有 30,000 项符合查询结果（耗时：0.0389秒） [XML]
Python extract pattern matches
...
@CalmStorm -- Which part doesn't work (I tested on python2.7.3)? The part where I use .group is exactly the same as the answer you accepted...
– mgilson
Mar 11 '13 at 17:07
...
Python function overloading
...collections import namedtuple
>>> from types import * # we can test for lambda type, e.g.:
>>> type(lambda a: 1) == LambdaType
True
>>> Sprite = namedtuple('Sprite', ['name'])
>>> Point = namedtuple('Point', ['x', 'y'])
>>> Curve = namedtuple('Curve',...
How can I manually generate a .pyc file from a .py file
...yleStrand compileall does skip files that already have an up-to-date .pyc (tested with Python 2.7.11)
– Eponymous
Jan 18 '16 at 20:47
...
How do I determine if my python shell is executing in 32bit or 64bit?
...fffffff', True)
sys.maxsize was introduced in Python 2.6. If you need a test for older systems, this slightly more complicated test should work on all Python 2 and 3 releases:
$ python-32 -c 'import struct;print( 8 * struct.calcsize("P"))'
32
$ python-64 -c 'import struct;print( 8 * struct.calcs...
How to elegantly deal with timezones
...Note that there isn't a binary distribution, you'll have to download the latest version and compile it yourself.
At the time of this writing, it currently parses all of the files in the latest data distribution (I actually ran it against the ftp://elsie.nci.nih.gov/pub/tzdata2011k.tar.gz file on Se...
Pythonic way to combine FOR loop and IF statement
... print(x)
12
242
Notice that the generator was kept inline. This was tested on python2.7 and python3.6 (notice the parens in the print ;) )
share
|
improve this answer
|
...
How to print a query string with parameter values when using Hibernate
...ile named log4jdbc.log4j2.properties at the root of the classpath e.g. src/test/resources or src/main/resources in a Mevn project. This file has one line which is the below:
log4jdbc.spylogdelegator.name=net.sf.log4jdbc.log.slf4j.Slf4jSpyLogDelegator
The above will depend on your logging library...
Remove last character from string. Swift language
...
Hi, have you test emojis?
– ZYiOS
Nov 11 '14 at 10:35
@Z...
Send attachments with PHP Mail()?
...;
// main header (multipart mandatory)
$headers = "From: name <test@test.com>" . $eol;
$headers .= "MIME-Version: 1.0" . $eol;
$headers .= "Content-Type: multipart/mixed; boundary=\"" . $separator . "\"" . $eol;
$headers .= "Content-Transfer-Encoding: 7bit" . $eol;
$he...
How to find memory leak in a C++ code/project?
...tor<> does not guarantee memory being freed upon clear. I personally tested swap stuff etc and I came to the conclusion that vector<> is leaking especially when used dynamically. I don't understand how vector<> can be advised over do-it-yourself dynamic allocation using 'new' and c...