Add html-meta.

badges.md

@@ -106,7 +106,7 @@ Here are some badges for open source projects.
 
     ## Thanks
 
-    **Jsfuse** © 2014, Rico Sta. Cruz. Released under the [MIT License].<br>
+    **Jsfuse** © 2014+, Rico Sta. Cruz. Released under the [MIT License].<br>
     Authored and maintained by Rico Sta. Cruz with help from [contributors].
 
     > [ricostacruz.com](http://ricostacruz.com) &nbsp;&middot;&nbsp;

html-meta.md

@@ -0,0 +1,41 @@
+---
+title: "HTML: meta tags"
+layout: default
+---
+
+### Viewport
+
+    <meta name='viewport' content='width=device-width'>
+    <meta name='viewport' content='width=1024'>
+
+### UA
+
+    <meta http-equiv='X-UA-Compatible' content='IE=edge,chrome=1'>
+
+### URL
+
+    <meta property='og:url' content='http://...'>
+    <meta name='twitter:url' content='http://...'>
+    <link rel='canonical' href='http://...'>
+
+### Title
+    
+    <title>...</title>
+    <meta property='og:title' content='...'>
+    <meta name='twitter:title' content='...'>
+
+### Description
+
+    <meta name="description" content="...">
+    <meta property="og:description" content="...">
+    <meta property="twitter:description" content="...">
+
+### Image
+
+    <meta name="twitter:image" content="http://...">
+    <meta property="og:image" content="http://...">
+
+### Reference
+
+ * https://dev.twitter.com/docs/cards
+ * https://developers.facebook.com/docs/opengraphprotocol/#types

sh-pipes.md

@@ -0,0 +1,6 @@
+---
+title: "Shell: named pipes"
+layout: default
+---
+
+   diff <(ls ./old) <(ls ./new)