Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Cassandra in Action with Twitter's Ruby Client

ÓÐÒ»¸öȫеÄÏîÄ¿£¬ÒòΪ¿¼Âǵ½½«À´µÄÊý¾ÝÀ©Õ¹ÐÔÄÜ£¬ËùÒÔ¿¼ÂÇÓÃCassandra×öÊý¾Ý´æ´¢£¬Ç°¶ËÓÃLighttpd + FastCGI + Rails¡£ÔÚʹÓÃCassandraµÄʱºò£¬¾õµÃÓÐһЩ¶«Î÷¿ÉÄÜ´ó¼Ò¶¼ÐèÒª£¬¾ÍдÁËÒ»¸ö¼òµ¥µÄÖ¸ÄÏ¡£ÒòΪÄÚÈݱȽϳ¤£¨16Ò³£©£¬¾ÍŪÁ˸öPDFÎļþ¸ø´ó¼ÒÏÂÔØ¡£
Cassandra in Action with Twitter's Ruby Client.pdf
Èç¹ûÏÂÔØÁ´½ÓÓÐÎÊÌ⣬Çë¸øÎÒÓʼþ£ºspanzhang@gmail.com¡£ÐèҪ˵Ã÷һϵÄÊÇ£¬Õâ¸öÖ¸ÄÏÊÇÓÃÓ¢ÓïдµÄ£¬²»¹ý¶¼ÊÇЩºÜ¼òµ¥µÄ¾ä×Ó£¬ÏàÐÅÓÐËļ¶Ó¢Óï¾Í¿ÉÒÔºÁ²»·ÑÁ¦µÄ¿´Ã÷°×¡£ÏÂÃæ°ÑÎÄÕµÄÒýÎÄ·ÅÕâÀ¹©´ó¼Ò²Î¿¼£¬Äã¿ÉÒÔ¿´¿´Êʲ»ÊʺÏÄãµÄÐèÒª£º
Okay, let me get something straight. I’m not going to persuade you to use Cassandra. I just assume you have already chosen Cassandra as your storage solution. Maybe you know the basic things, the underneath mechanisms, about Cassandra or maybe not. Anyway, I assume you don’t care what makes Cassandra outstanding and you just want to use it. If that’s the case, this tutorial is going to help you, in these 3 aspects:
 
1) to set up the environment correctly,
2) to understand how to model you data in a Cassandra way,
3) to understand and use Twitter’s Cassandra Ruby client.
 
After reading this tutorial, you should have a working environment and can start your project with a good understanding of doing your job in a very Cassandra way. Here we go!
 


Ïà¹ØÎĵµ£º

Rubyʵ¼ù—Á¬½ÓMysql

°²×°»·¾³£º
OS£ºWindows XP
Ruby: Ruby1.9.1
Mysql: Mysql5.1.46 £¨username/password: root/root  port:3306£©
Ruby-Mysql Driver: mysql-2.8.1-x86-mswin32.gem
£¨×¢£ºÓÃ2.7.3°æ±¾µÄÇý¶¯ÔÚ²âÊÔʱ»á³öÏÖ require"mysql"£¬ÕÒ²»µ½Ö¸¶¨Ä£¿é ´íÎó£©
IDE£ºRubyMine2.0.1
°²×°Ruby,RubyMine,MysqlµÄÊÂÏîÔÚÕâÀï¾Í²»¶à ......

netbeans + ruby + watir web×Ô¶¯²âÊÔ¿ò¼Ü´î½¨

ÕâÊÇÒ»¸ö¿ªÔ´£¬Ãâ·Ñ£¬ÁéÇÉ£¬¼òÒ×µÄweb×Ô¶¯»¯²âÊÔ×éºÏ¿ò¼Ü£»Í¨³£Çé¿ö£¬¿ªÔ´µÄ¶«Î÷×ÜÊǸøÈËÒÔÃÔÈË£¬¿ª·ÅʽµÄ´¥¸Ð£¬µ«Í¬Ê±£¬Ò²ÈÃÈËÄÑÒÔ¿ìËÙ½Ó½ü£¨ÏñÊǶ«·½ÄÐÈË¿´´ýÎ÷·½ÃÀÅ®£©£»ÒªÁ˽âÒ»¸ö¿ªÔ´¶øÇÒ×éºÏƯÁÁµÄ¿ò¼Ü£¬×ÜÊÇÒª·ÑЩÖÜÕÂ......×ܶøÑÔÖ®£¬Ëü²»»áÏñÊշѵĶ«Î÷£¬ÄãºÜÌÖÑáËü£¬µ«²»¿É·ñÈÏ£¬ÄãµÄ¸¶·ÑÆäʵ»»È¡Á˱ðÈ˵ÄËöËéÀͶ ......

Rubyʵ¼ù—HelloWorld

¿ª·¢»·¾³
OS£ºWindowsXP
Ruby: Ruby1.9.1
Rails: Rails2.3.5
IDE: RubyMine2.0.1
1¡¢´´½¨Rails¹¤³Ì
2¡¢ÐÞ¸Ä /config/database.yml
×Ô¶¯´´½¨µÄ¹¤³ÌÖÐĬÈÏÊý¾Ý¿âÁ¬½ÓµÄÊÇsqlite£¬Èç¹ûûÓа²×°´ËÊý¾Ý¿â£¬ÐèÒªÐ޸ĸÃÅäÖ㨱¾ÀýÖÐʹÓõÄÊÇmysql£©
# Mysql Version 5.1.46
development:
adapter: mysql
database: ......

дµÄÒ»¸öinterÀàÄ£·ÂrubyÕûÊýµÄÐÐΪ

ÎÒÃÇÖªµÀrubyÖжÔÓÚÕûÊýµÄ[],[]=,<<,>>²Ù×÷ÊÇÕë¶ÔÓÚ¶þ½øÖƵÄÖµÀ´ÔËËãµÄ¡£
ÎÒÏÖÔÚдһ¸öÕë¶ÔÊ®½øÖÆÊý²Ù×÷µÄÀ࣬ӵÓÐÕûÊýµÄËùÓз½·¨£¬ÈçÏÂ:
class InterEx
def initialize(val=0)
@val=val
end

def to_s
@val.to_s
end

def [](idx)
self.to_s[idx].to_i
end

d ......

Ruby On Rails 2.0.2Ô´´úÂë·ÖÎö£¨3£© named route


ǰÑÔ
  ÔÚ¡¶RoutingµÄÔØÈë¡·ÖУ¬ÎÒ´óÖ½éÉÜÁËÒ»ÏÂRailsÖÐ×î¼òµ¥µÄrouteÊÇÈçºÎ¼ÓÔØµÄ¡£ÕâÆªÎÄÕ£¬ÎÒ½«À´½²Ò»½²RailsϵͳÖиüΪ¸´ÔÓµÄnamed routeºÍÓëRESTfulÏà¹ØµÄresourceÊÇÈçºÎ±»¼ÓÔØµÄ¡£ÎªÁ˲»Öظ´Ì«¶àµÄ±ÊÄ«£¬ÕâÆªÎÄÕ½«ÔÚǰÎĵĻù´¡ÉϽøÐУ¬Èç¹û·¢ÏÖµ¥¶À¿´´ËÎÄʱ£¬ÓÐÉÙÐíÔÆÀïÎíÀ½¨ÒéÏÈ¿´Ò»¿´ÎÒµÄǰƪÎÄÕ£ºR ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ