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Storing Python dictionaries
...ckle save:
try:
import cPickle as pickle
except ImportError: # Python 3.x
import pickle
with open('data.p', 'wb') as fp:
pickle.dump(data, fp, protocol=pickle.HIGHEST_PROTOCOL)
See the pickle module documentation for additional information regarding the protocol argument.
Pickle load:...
How to un-escape a backslash-escaped string?
...
139
>>> print '"Hello,\\nworld!"'.decode('string_escape')
"Hello,
world!"
...
Convert a list to a data frame
I have a nested list of data. Its length is 132 and each item is a list of length 20. Is there a quick way to convert this structure into a data frame that has 132 rows and 20 columns of data?
...
Loop through Map in Groovy?
...
332
Quite simple with a closure:
def map = [
'iPhone':'iWebOS',
'Android':'...
HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...供相同的内容 - 否则用户可能会收到不一致的内容。
（3）7层负载平衡：
7层负载平衡是更复杂的负载均衡网络流量的方法是使用第7层（应用层）负载均衡。使用第7层允许负载均衡器根据用户请求的内容将请求转发到不同...
Plot a bar using matplotlib using a dictionary
...
import matplotlib.pyplot as plt
D = {u'Label1':26, u'Label2': 17, u'Label3':30}
plt.bar(range(len(D)), list(D.values()), align='center')
plt.xticks(range(len(D)), list(D.keys()))
# # for python 2.x:
# plt.bar(range(len(D)), D.values(), align='center') # python 2.x
# plt.xticks(range(len(D)), D.k...
Find the version of an installed npm package
... cli-color@0.1.6
│ └── es5-ext@0.7.1
├── coffee-script@1.3.3
├── less@1.3.0
├─┬ sentry@0.1.2
│ ├── file@0.2.1
│ └── underscore@1.3.3
└── uglify-js@1.2.6
You can also add --depth=0 argument to list installed packages without their dependencies...
Convert number strings with commas in pandas DataFrame to float
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3 Answers
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Playing .mp3 and .wav in Java?
How can I play an .mp3 and a .wav file in my Java application? I am using Swing. I tried looking on the internet, for something like this example:
...