-----------------------
Development Environment
-----------------------

Ubuntu 11.04
g++ (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-linux]
GNU Make 3.81

---------------------
levelDB
---------------------


1.compile levelDB
-----------------

Step 1 get source

site  : http://code.google.com/p/leveldb/
source: $ svn checkout http://leveldb.googlecode.com/svn/trunk/ leveldb-read-only

Step 2  update some files

Makefile
#CFLAGS = -c -I. -I./include $(PLATFORM_CFLAGS) $(OPT) $(SNAPPY_CFLAGS)
CFLAGS = -c -I. -I./include $(PLATFORM_CFLAGS) $(OPT) $(SNAPPY_CFLAGS) -fPIC

TESTS = \
        arena_test \
            :
        write_batch_test
#       version_set_test \    <---- not found this file



port/port_posix.h
//#include <cstdatomic>
#include <atomic>


Step 3  cp some files

$ sudo cp libleveldb.a /usr/local/lib
$ sudo cp -r include/leveldb /usr/local/include


2.make lkvs
-----------

$ make all


---------------------
Neo4j
---------------------


1.install Neo4j and setup ruby library.
---------------------------------------

site   :http://neo4j.org/

Step 1  neo4j setup

see this . http://wiki.neo4j.org/content/Main_Page


Step 2  install rest-client

$ gem install rest-client