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Catch multiple exceptions in one line (except block)
...exception from the variable with a comma will still work in Python 2.6 and 2.7, but is now deprecated and does not work in Python 3; now you should be using as.
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转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...com上面的就行
QUOTE:
Q：
安装POSTFIX2.2.7出错
[root@mail postfix-2.2.7]# make
make -f Makefile.in MAKELEVEL= Makefiles
(echo "# Do not edit -- this file documents how Postfix was built for your machine."; /bin/sh makedefs) >makedefs.tmp
No <db.h> in...
Controlling maven final name of jar artifact
... <artifactId>maven-ear-plugin</artifactId>
<version>2.7</version>
<configuration>
[...]
<fileNameMapping>full</fileNameMapping>
</configuration>
</plugin>
http://maven.apache.org/plugins/maven-war-plugin/war-mojo.htm...
How to enter in a Docker container already running with a new TTY
I have a container that is running the Apache service in the foreground. I would like to be able to access the container from another shell in order to "poke around" inside it and examine the files. At the moment, if I attach to the container, I am left looking at the Apache daemon and cannot run an...
Storing a Map using JPA
...0 specification)
2.6 - Collections of Embeddable Classes and Basic Types
2.7 Map Collections
10.1.11 - ElementCollection Annotation
11.1.29 MapKeyColumn Annotation
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How to convert an integer to a string in any base?
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@EvgeniSergeev: It's only unnecessary on 2.7/3.1+. On 2.6, the explicit position (or name) is required.
– ShadowRanger
Apr 4 '17 at 20:09
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Python set to list
...
Your code does work (tested with cpython 2.4, 2.5, 2.6, 2.7, 3.1 and 3.2):
>>> a = set(["Blah", "Hello"])
>>> a = list(a) # You probably wrote a = list(a()) here or list = set() above
>>> a
['Blah', 'Hello']
Check that you didn't overwrite list by acc...
Python: How to get stdout after running os.system? [duplicate]
...e was required for me on Python 2.6.7 and check_output was not added until 2.7, making it unusable here):
def system_call(command):
p = subprocess.Popen([command], stdout=subprocess.PIPE, shell=True)
return p.stdout.read()
...
What is the most efficient way to store a list in the Django models?
...e:
import simplejson as json # this would be just 'import json' in Python 2.7 and later
...
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myModel = MyModel()
listIWantToStore = [1,2,3,4,5,'hello']
myModel.myList = json.dumps(listIWantToStore)
myModel.save()
Retrieving the list from the database:
jsonDec = json.decoder.JSONDecoder()
myP...
How to assert output with nosetest/unittest in python?
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Since version 2.7, you do not need anymore to reassign sys.stdout, this is provided through buffer flag. Moreover, it is the default behavior of nosetest.
Here is a sample failing in non buffered context:
import sys
import unittest
def ...