!670 add ease-installation FAQ

Merge pull request !670 from liubuyu/master

resource/faq/FAQ_en.md

@@ -33,6 +33,18 @@ A: Please append parameter `--trusted-host=ms-release.obs.cn-north-4.myhuaweiclo
 
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+Q：What should I do when error `ProxyError(Cannot connect to proxy)` prompts during pip install?
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+A：It is generally a proxy configuration problem, you can using `export http_proxy={your_proxy}` on Ubuntu environment, and using `set http_proxy={your_proxy}` in cmd on Windows environment to config your proxy.
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+Q：Some frequently-used environment settings need to be reset in the newly started terminal window, which is easy to be forgotten, What should I do?
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+A：You can write the frequently-used environment settings to `~/.bash_profile` or `~/.bashrc` so that the settings can take effect immediately when you start a new terminal window.
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 Q: What should I do when error prompts during pip install?
 
 A: Please execute `pip -V` to check if pip is linked to Python3.7+. If not, we recommend you

resource/faq/FAQ_zh_cn.md

@@ -30,6 +30,18 @@ A：MindSpore开发过程中用到了Python3.7+的新特性，因此建议您通
 
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+Q：使用pip安装时报错`ProxyError(Cannot connect to proxy)`，应该怎么办？
+
+A：此问题一般是代理配置问题，Ubuntu环境下可通过`export http_proxy={your_proxy}`设置代理；Windows环境可以在cmd中通过`set http_proxy={your_proxy}`进行代理设置。
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+Q: 一些常用的环境变量设置，在新启动的终端窗口中需要重新设置，容易忘记应该怎么办？
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+A: 常用的环境变量设置写入到`~/.bash_profile` 或 `~/.bashrc`中，可让环境变量设置在新启动的终端窗口中立即生效。
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 Q：使用pip安装时提示错误，应该怎么办？
 
 A：请执行`pip -V`查看是否绑定了Python3.7+。如果绑定的版本不对，建议使用`python3.7 -m pip install`代替`pip install`命令。