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libÀ´Ëµ£¬ÎÞÒìÓÚ´óº£ÀÌÕë¡£
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crt.bat:
@echo off
set gccpath=d:\downloadsvr\mingwstudio\mingw
dir %gccpath%\lib /b>files.txt
if not exist files md files
for /f %%i in (files.txt) DO (
    set fprefix=%%i
    %gccpath%\bin\nm.exe -s -D %gccpath%\lib\%%i>files\%%i.txt
    for %%a in (files\%%i.txt) do (
        if %%~za equ 0 del %%a
    )
)
del files.txt
@echo ######## Create Names Database Successed!!! #########
pause
;#################################################################
fnd.bat:
@echo off
dir files\ /b >tmp.txt
for /f %%i in (tmp.txt) DO (
    find /i /n "%1" files\%%i
)
del tmp.txt
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ÎļþÖС£Ö»Òªlib²»·¢Éú±ä¶¯£¬ÄÇôֻҪÉú³ÉÒ»´Î¼´¿É£¡È»ºóʹÓÃfnd.batÀ´²éѯij¸ö·ûºÅ¡£
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class LibSyms
attr_accessor :libs

def save_syms(fname="cache_syms.dat")
data = Marshal.dump(@syms)
File.open(fname,"w+b") {|f|f.puts data}
end

def load_syms(fname="cache_syms.dat")
data=nil
File.open(fname,"r+b"){|f|data=f.read}
@syms=Marshal.load(data)
end

def enum_syms
@syms={}
@libs = []
`dir \"#{@path}\\lib\" /b`.lines {|line|@libs<<@path+"\\lib\\"+line.chomp}

@libs.each do |fname|
tmp=`\"#{@path}\\bin\\nm.exe\" -s -D \"#{fname}\"`.split("\n")
@syms[fname]=tmp
end
end

def initial


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        RubyºÍCÓïÑÔÓÐÐí¶àµÄÏàͬµãºÍ²»Í¬µã£¬ÔÚѧϰrubyʱ£¬ÓÐʱ¿ÉÒÔÓÃCÀïÃæµÄ˼άÀ´Àí½â£¬¾ÍÏñrubyÀïÃæµÄ·½·¨Æäʵ¾Í¸úCµÄº¯ÊýÈç³öÒ» ......

rubyºÃÏñÓÐÖ¸Õë°¡£¡£¡£¡

b = "123"
a = b
b.gsub!(/2/,"")
puts a
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b = "123"
a = "#{b}"
b.gsub!(/2/,"")
puts a
ÔòµÃµ½µÄ½á¹ûΪ123£¬ÕâÀïÊǰÑbµÄÖµ¸øÁ ......

Ruby on RailsÖÐselectʹÓ÷½·¨

ÔÚRuby on RailsÖÐÕæµÄÓÐÒ»¶ÑSelect helper¿ÉÒÔÓÃ,ÎÒÃǾ­³£ÈÝÒ×»ìÏý¡£³£¼ûµÄÓÐÈý¸ö..
select, select_tag, collection_select(ÆäÓàµÄʲôselect_dateÄÇЩ²»Ì¸)
ÎÒÃÇÏÈÀ´¿´¿´Ò»¸ö»ù±¾µÄÏÂÀ­Ê½Ñ¡Ïî¹Ç¼Ü
</p>
<select
name="ROR">
<option
value="1">ROR1</option><br
/>
<optio ......

rubyµÄÀàÓëÄ£¿é£¨1£©

class Point
@x = 1
@y = 2
def initialize(x,y)
@x,@y = x,y
end
end 
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class Point
include Enumerable
def initialize(x ......
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