How to install Redis and Phpredis

Show your data in flash way:
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http://sourceforge.net/projects/openflashchart/

Debug cookie related program:
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Firefox plugin *web developer* is useful for analysis cookie etc.

Create the barcode using php:
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http://github.com/mkoppanen/php-dmtx barcode
Then you can do the object indicate and recognise.

PHP image analysis expert
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http://valokuva.org/

http://valokuva.org/?p=72 Color analysis
http://valokuva.org/?p=69 Trimming an image

Drupal manage interface
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There is no manage interface in Drupal default,
you should build them your self,
Two useful modules: Views, VBO and hook_action_info api

Mnesia overview
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1. Fast realtime key value lookup.
2. Complicated non realtime queries mainly for operation and maintenance.
3. Distributed data due to distributed applications.
4. High fault tolerance.
5. Dynamic re-configuration.
6. Complex objects.

0MQ
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Save you money in your next low-latency architecture.

http://www.zeromq.org/