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迅雷发布无限节点CDN 每GB仅0.1元 - 资讯 - 清泛网 - 专注C/C++及内核技术
...到今天为止非常低，所以自建既便宜又好。刚才讲的10%的数据应该是从企业和应用的数量去计算的，不是从流量本身计算的，如果你从流量本身去计算，使用CDN的比例是非常高的，因为有大流量的企业不用CDN，用户的服务质量是...
How to uninstall Python 2.7 on a Mac OS X 10.6.4?
I want to completely remove Python 2.7 from my Mac OS X 10.6.4. I managed to remove the entry from the PATH variable by reverting my .bash_profile . But I also want to remove all directories, files, symlinks, and entries that got installed by the Python 2.7 install package. I've got the install p...
Can I install Python 3.x and 2.x on the same Windows computer?
I'm running Windows and the shell/OS automatically runs Python based on the registry settings when you run a program on the command line. Will this break if I install a 2.x and 3.x version of Python on the same machine?
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What is the Python 3 equivalent of “python -m SimpleHTTPServer”
What is the Python 3 equivalent of python -m SimpleHTTPServer ?
5 Answers
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快速理解 高频对冲套利自动交易（程式化交易） - 更多技术 - 清泛网 - 专注...
...去时间，开、高、低、收、成交量、持仓量，这6个基本数据，经过一定的数学运算出来的，从时间上来说，指标是“子”，那6个基本数据是“父”，因此，指标只具有交易参考价值，没有直接指导交易的价值，换句话说，可以...
Upgrade python in a virtualenv
Is there a way to upgrade the version of python used in a virtualenv (e.g. if a bugfix release comes out)?
12 Answers
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Find where python is installed (if it isn't default dir)
Python is on my machine, I just don't know where, if I type python in terminal it will open Python 2.6.4, this isn't in it's default directory, there surely is a way of finding it's install location from here?
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How can I install pip on Windows?
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Python 2.7.9+ and 3.4+
Good news! Python 3.4 (released March 2014) and Python 2.7.9 (released December 2014) ship with Pip. This is the best feature of any Python release. It makes the community's wealth of libraries accessi...
How to update Python?
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UPDATE: 2018-07-06
This post is now nearly 5 years old! Python-2.7 will stop receiving official updates from python.org in 2020. Also, Python-3.7 has been released. Check out Python-Future on how to make your Python-2 code compatible with Python-3. For updating conda, the document...
How to use pip with Python 3.x alongside Python 2.x
I installed Python 3.x (besides Python 2.x on Ubuntu) and slowly started to pair modules I use in Python 2.x.
10 Answers
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