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How can I represent an 'Enum' in Python?
...ith something like this:
def enum(*sequential, **named):
enums = dict(zip(sequential, range(len(sequential))), **named)
return type('Enum', (), enums)
and used like so:
>>> Numbers = enum('ZERO', 'ONE', 'TWO')
>>> Numbers.ZERO
0
>>> Numbers.ONE
1
Support for ...
An efficient way to transpose a file in Bash
...hon solution:
python -c "import sys; print('\n'.join(' '.join(c) for c in zip(*(l.split() for l in sys.stdin.readlines() if l.strip()))))" < input > output
The above is based on the following:
import sys
for c in zip(*(l.split() for l in sys.stdin.readlines() if l.strip())):
print(' '...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...传到 服务器的 /mnt/iso/目录
p13390677_112040_Linux-x86-64_1of7.zip
p13390677_112040_Linux-x86-64_2of7.zip
p13390677_112040_Linux-x86-64_3of7.zip
pdksh-5.2.14-37.el5_8.1.x86_64.rpm
上传到 服务器的 /mnt/iso/oracle/目录
挂载镜像
mount -o loop /mnt/iso/rhel-server-6.4-x...
Timeout for python requests.get entire response
...Timeout(10):
requests.get("http://ipv4.download.thinkbroadband.com/1GB.zip", verify=False)
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How can I get nth element from a list?
...here are several useful techniques to avoid this, the easiest one is using zip. If you write zip ["foo","bar","baz"] [0..], you get a new list with the indices "attached" to each element in a pair: [("foo",0),("bar",1),("baz",2)], which is often exactly what you need.
...
Accessing items in an collections.OrderedDict by index
... [2]: from indexed import IndexedOrderedDict
In [3]: id=IndexedOrderedDict(zip(arange(1000),random.random(1000)))
In [4]: timeit id.keys()[56]
1000000 loops, best of 3: 969 ns per loop
In [8]: from collections import OrderedDict
In [9]: od=OrderedDict(zip(arange(1000),random.random(1000)))
In [10]:...
How to attach javadoc or sources to jars in libs folder?
...he Javadoc and not the source code, I had to extract the Javadoc jar with 7zip to a folder in My Documents, then have the properties file point to the folder with the Javadoc index.html directly like so doc=C:\\Users\\johny\\workspacenewfb\\robotium-solo-4.0-javadoc
– mbwasi
...
Archive the artifacts in Jenkins
...possible to define a regular expression as the artifact name. In my case I zipped all the files I wanted to store in one file with a constant name during the build.
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动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...则是应用层面的各种业务逻辑的抽象层次和很多复杂的代码逻辑。
这些巨大的挑战带来的最严重的后果就是，今天的软件工程师正在迅速地丧失对整个生产系统的洞察力和掌控力。在如此复杂和庞大的系统中，各种问题发生的...
What's the cleanest way of applying map() to a dictionary in Swift?
...;T) -> Dictionary<Key,T> {
return Dictionary<Key,T>(zip(self.keys, self.values.map(transform)))
}
}
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