modify baseurl

_config.yml

@@ -1,41 +1 @@
-afe:        false
-auto:        false
-server:      false
-server_port: 4000
-baseurl: ''
-url: http://localhost:4000
-
-source:      .
-destination: ./_site
-plugins:     ./_plugins
-
-future:      true
-lsi:         false
-pygments:    false
-markdown:    maruku
-permalink:   date
-
-maruku:
-  use_tex:    false
-  use_divs:   false
-  png_engine: blahtex
-  png_dir:    images/latex
-  png_url:    /images/latex
-
-rdiscount:
-  extensions: []
-
-kramdown:
-  auto_ids: true,
-  footnote_nr: 1
-  entity_output: as_char
-  toc_levels: 1..6
-  use_coderay: false
-
-  coderay:
-    coderay_wrap: div
-    coderay_line_numbers: inline
-    coderay_line_numbers_start: 1
-    coderay_tab_width: 4
-    coderay_bold_every: 10
-    coderay_css: style
+baseurl: /Jekyll_demo

index.html

@@ -1,6 +1,5 @@
 ---
 layout: default
-project_name: Jekell_demo
 title: 我的Blog
 ---
 
@@ -10,6 +9,6 @@ <h2>{{ page.title }}</h2>
 
 <ul>
     {% for post in site.posts %}
-      <li>{{ post.date | date_to_string }} <a href="{{ page.project_name }}{{ post.url }}">{{ post.title }}</a></li>
+      <li>{{ post.date | date_to_string }} <a href="{{ site.baseurl }}{{ post.url }}">{{ post.title }}</a></li>
     {% endfor %}
 </ul>