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DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
I've been usually installed python packages through pip.
8 Answers
8
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ComponentGroup 组件组扩展：监控内容变化和批量启用禁用组件 · App Inventor 2 中文网
....Click 时
如果 ComponentGroup1.ContentChanged 那么
调用 保存数据
否则
调用 Notifier1.ShowAlert
消息 = "没有需要保存的更改"
考试模式 - 禁用输入区域
当 StartExamButton.Click 时
调用 ComponentGroup1.EnableArrangement
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Python creating a dictionary of lists
...r and more modern choice. setdefault is still useful in older versions of Python (prior to 2.5).
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Resetting generator object in Python
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Look at implmentation(docs.python.org/library/itertools.html#itertools.tee) - this uses lazy load strategy, so items to list copied only on demand
– Dewfy
Aug 13 '09 at 13:23
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What do (lambda) function closures capture?
Recently I started playing around with Python and I came around something peculiar in the way closures work. Consider the following code:
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Best practice for partial updates in a RESTful service
...appsawg-json-patch-08 or http://www.mnot.net/blog/2012/09/05/patch) or the XML patch framework (see http://tools.ietf.org/html/rfc5261). In my opinion though, json-patch is the best fit for your kind of business data.
PATCH with JSON/XML patch documents has very strait forward semantics for partial...
Running bash script from within python
...leep.sh has execution permissions, and run it with shell=True:
#!/usr/bin/python
import subprocess
print "start"
subprocess.call("./sleep.sh", shell=True)
print "end"
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How to find the installed pandas version
...ersions(as_json=False)
INSTALLED VERSIONS
------------------
commit: None
python: 2.7.6.final.0
python-bits: 64
OS: Linux
OS-release: 3.13.0-45-generic
machine: x86_64
processor: x86_64
byteorder: little
LC_ALL: None
LANG: en_US.UTF-8
pandas: 0.15.2-113-g5531341
nose: 1.3.1
Cython: 0.21.1
numpy: 1...
What exactly is Python multiprocessing Module's .join() Method Doing?
Learning about Python Multiprocessing (from a PMOTW article ) and would love some clarification on what exactly the join() method is doing.
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How can I iterate through the unicode codepoints of a Java String?
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But you shouldn't. For instance if your program outputs XML and if someone gives it some obscure mathematical operator, suddenly your XML may be invalid.
– Mechanical snail
Jul 15 '12 at 1:18
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