= 2011-04-15 =

== Multicast Socket Programming ==

 * Perl:
   * CPAN - [http://search.cpan.org/~bramble/IO-Socket-Multicast-1.12/ IO::Socket::Multicast] - Send and receive multicast messages
    * [http://packages.debian.org/libio-socket-multicast-perl 有 Debian 套件 libio-socket-multicast-perl]
   * [http://gradew.net/?p=87&lang=en Multicast with C and Perl on Linux]
    * [http://gradew.net/downloads/multicast.zip 原始碼下載: multicast.zip]
 * Python:
   * 使用 twisted - [http://code.activestate.com/recipes/425975-simple-udp-multicast-client-server-using-twisted/ 範例: Simple UDP Multicast Client / Server using twisted]
   * [http://coobs.eu.org/py-multicast/ py-multicast] - A lightweight Python IP multicast library
    *  [http://stackoverflow.com/questions/603852/multicast-in-python 範例: Multicast in Python]

== infographics ==

 * [http://www.inside.com.tw/2011/04/13/infographics 做圖表也是一門學問：淺談超吸睛的資訊圖表（infographics)]
 * [[Image(http://static.inside.com.tw/wp-content/uploads/2011/04/Guide-to-Social-Media-for-Business.jpg,width=800)]]