= 2011-03-23 =

== Hadoop ==

 * 用一張圖說明 !TaskTracker 與 !NameNode 之間的關聯
 * [[Image(https://lh4.googleusercontent.com/-LzY-YIyDVJY/TX86tkhCMVI/AAAAAAAAAA4/tpobaV_3GnQ/s1600/hadoop.jpg)]]

== NoSQL : Trinity ==

 * [http://research.microsoft.com/en-us/projects/trinity/ Trinity] - a graph database and computation platform over distributed memory cloud. 由微軟開發的 Graph Database。
 * 文中提到 Trinity 與 Neo4j, HyperGraphDB, !InfiniteGraph, 以及 Google 的 [http://portal.acm.org/citation.cfm?id=1582723 Pregel]([wiki:jazz/10-10-20 2010-10-20])

== PDFTK ==

 * 雖然 [http://pdfsam.sf.net pdf merge and split] 還蠻好用的，有時候
 * [參考] [http://www.libthomas.org/~thomas/wp/?p=312 Thomas 的 pdftk 簡介]
{{{
~$ sudo apt-get install pdftk
~$ pdftk part-3.pdf part-4.pdf part-5.pdf part-6.pdf cat output 11-03-09_Foxconn_Big_Data.pdf
}}}