function goTop(acceleration, time)
{
        acceleration = acceleration || 1;  //加速度
        time = time || 16;  //时间间隔 (毫秒)

        var x1 = 0;
        var y1 = 0;
        var x2 = 0;
        var y2 = 0;
        var x3 = 0;
        var y3 = 0;

        if (document.documentElement)
        {
                x1 = document.documentElement.scrollLeft || 0;
                y1 = document.documentElement.scrollTop || 0;
        }
        if (document.body)
        {
                x2 = document.body.scrollLeft || 0;
                y2 = document.body.scrollTop || 0;
        }
        var x3 = window.scrollX || 0;
        var y3 = window.scrollY || 0;

        // 滚动条到页面顶部的水平距离
        var x = Math.max(x1, Math.max(x2, x3));
        // 滚动条到页面顶部的垂直距离
        var y = Math.max(y1, Math.max(y2, y3));

        // 滚动距离 = 目前距离 / 速度, 因为距离原来越小, 速度是大于 1 的数, 所以滚动距离会越来越小
        var speed = 1 + acceleration;
        window.scrollTo(Math.floor(x / speed), Math.floor(y / speed));

        // 如果距离不为零, 继续调用迭代本函数
        if(x > 0 || y > 0)
        {
                var invokeFunction = "goTop(" + acceleration + ", " + time + ")";
                window.setTimeout(invokeFunction, time);
        }
}

<!--返回顶部开始-->
<div id="full" style="width:30px; height:30px; position:fixed; right:13px; bottom:13px; z-index:100; text-align:center; background-color:transparent; cursor:pointer;">
<a href="#" onclick="goTop();return false;"><img src="/images/top.png" border=0 alt="返回顶部"></a>
</div>
<script src="/javascripts/top.js" type="text/javascript"></script>
<!--返回顶部结束-->

  {\% include custom/totop.html \%}  //记得去除两个\号

<section>
  <h1>Tags</h1>
  <ul id="tag-cloud">
    {\% tag_cloud font-size: 120-160%, limit: 20 \%}
  </ul>
</section>

default_asides: [custom/asides/tags.html, .....]

tags: [tag1, tag2, tag3]

  Liquid Exception: comparison of Array with Array failed in _layouts/page.html

if @limit > 0 and @sort != 'rand'
    # sort the tag pairs by frequency in descending order
    weighted.sort! { |a,b| b[1] <=> a[1] }
    # then slice off the top @limit tag pairs
    weighted = weighted[0,@limit]
end

  if @limit > 0 and @sort != 'rand' and @limit < weighted.length

    if @limit > 0 and @limit < weighted.length

---
layout: null
---

# Disqus Comments
#disqus_short_name: 
#disqus_show_comment_count: true

# Github repositories
#github_user: 
#github_repo_count: 
#github_show_profile_link: true
#github_skip_forks: true

 _gaq.push(['_trackPageview']);

 (function() {
 var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
 ga.src='http://droidyue-tools.qiniudn.com/ga.js';
 var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
 })();
   </script>

 <!--Fonts from Google"s Web font directory at http://google.com/webfonts -->
<link href="http://fonts.useso.com/css?family=PT+Serif:regular,italic,bold,bolditalic" rel="stylesheet" type="text/css">
<link href="http://fonts.useso.com/css?family=PT+Sans:regular,italic,bold,bolditalic" rel="stylesheet" type="text/css">

<script src="//ajax.useso.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script>!window.jQuery && document.write(unescape('%3Cscript src="./javascripts/lib/jquery.min.js"%3E%3C/script%3E'))</script>
<script src="/javascripts/octopress.js" type="text/javascript"></script>

rvm use 2.2.6
sudo apt install python2

git clone git@gitlab.xxx.com:xxxxx.git

git branch -r #查看远程分支

git branch -a #查看所有分支

origin/HEAD -> origin/master
origin/daily/1.2.2
origin/daily/1.3.0
origin/daily/1.4.1
origin/develop
origin/feature/daily-1.0.0
origin/master

git checkout origin/daily/1.4.1

jekyll serve
Configuration file: c:/gitWorkSpace/blog-based-on-jekyll-3/_config.yml
  Dependency Error: Yikes! It looks like you don't have jekyll-paginate or one of its dependencies installed. In order to use Jekyll as currently configured, you'll need to install this gem. The full error message from Ruby is: 'cannot load such file -- jekyll-paginate' If you run into trouble, you can find helpful resources at http://jekyllrb.com/help/!
jekyll 3.1.2 | Error:  jekyll-paginate

gem install jekyll-paginate
Fetching: jekyll-paginate-1.1.0.gem (100%)
Successfully installed jekyll-paginate-1.1.0
Parsing documentation for jekyll-paginate-1.1.0
Installing ri documentation for jekyll-paginate-1.1.0
Done installing documentation for jekyll-paginate after 3 seconds
1 gem installed