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sending EM waves to Mars

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@emptymalei
emptymalei / 0_reuse_code.js
Created Feb 8, 2014
Here are some things you can do with Gists in GistBox.
View 0_reuse_code.js
// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console
View frontendDevlopmentBookmarks.md
@emptymalei
emptymalei / 引力波和背景辐射.md
Created Mar 17, 2014
引力波和背景辐射.md
View 引力波和背景辐射.md

首先,我们这里探测引力波的方法是用的微波背景辐射,新闻中说了,大家是在找 B mode,那么自然的就有那么几个问题:

  1. 什么是微波背景辐射?
  2. 什么是 B mode?
  3. 什么是引力波?
  4. 为什么可以通过 B mode 来探测引力波?

什么是背景辐射

View Writing Tools Writeup.markdown
View gist:f79b560a53d6e6ad4853
➜ ~ brew install R
==> Using Homebrew-provided fortran compiler.
This may be changed by setting the FC environment variable.
==> Downloading http://cran.rstudio.com/src/base/R-3/R-3.1.0.tar.gz
Already downloaded: /Library/Caches/Homebrew/r-3.1.0.tar.gz
Error: undefined method `[]' for Formula:Class
Please report this bug:
https://github.com/Homebrew/homebrew/wiki/troubleshooting
/usr/local/Library/Formula/r.rb:36:in `install'
/usr/local/Library/Homebrew/build.rb:165:in `install'
View inertialMassGravitationalMass.md
View propulsion.md

推进技术

星际移民中心所使用的以及在研究中的相关的推进技术。

##目录

[toc]

简要介绍

View gist:1a1354fdb72bc4001c90
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
View roll_ipython_in_aws.md

What

Roll your own iPython Notebook server with Amazon Web Services (EC2) using their Free Tier.

What are we using? What do you need?

  • An active AWS account. First time sign-ups are eligible for the free tier for a year
  • One Micro Tier EC2 Instance
  • With AWS we will use the stock Ubuntu Server AMI and customize it.
  • Anaconda for Python.
  • Coffee/Beer/Time
View refresh.html
<!-- 随机名人名言代码开始 -->
<h3 style="margin-top:10px;">
<button id="click-me">Click Me!</button>
<left id="people-quote">
<!-- 可以把这里的 jquery 依赖放在本地 -->
<script src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
<script type="text/javascript">
var butong_net = new Array(
'物理教授走过校园,遇到数学教授。物理教授在进行一项实验,他总结出一个经验方程,似乎与实验数据吻合,他请数学教授看一看这个方程。<br>一周后他们碰头,数学教授说这个方程不成立。可那时物理教授已经用他的方程预言出进一步的实验结果,而且效果颇佳,所以他请数学教授再审查一下这个方程。 <br> 又是一周过去,他们再次碰头。数学教授告诉物理教授说这个方程的确成立,但仅仅对于正实数的简单情形成立。',
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