diff options
| author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-02-19 08:16:34 +0000 |
|---|---|---|
| committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-02-19 08:16:34 +0000 |
| commit | 45d282aeb06dc76904c4c2e13807fc315e0e0911 (patch) | |
| tree | 082d04f3eeebd86bb9d78c69868b0de2c2eec12f /ext/bigdecimal/bigdecimal_en.html | |
| parent | ac5565317c406c227a439f01174ed165b67d89f9 (diff) | |
* ext/socket/socket.c (unix_peeraddr): wrong syscall name in error
message for #peeraddr. a patch from Sam Roberts
<sroberts at uniserve.com>. [ruby-core:10366]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@11777 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/bigdecimal/bigdecimal_en.html')
| -rw-r--r-- | ext/bigdecimal/bigdecimal_en.html | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/ext/bigdecimal/bigdecimal_en.html b/ext/bigdecimal/bigdecimal_en.html index c2b86faef6..02c88df43e 100644 --- a/ext/bigdecimal/bigdecimal_en.html +++ b/ext/bigdecimal/bigdecimal_en.html @@ -379,7 +379,7 @@ after every n digits for readability. <CODE><PRE> BigDecimal("0.1234567890123456789").to_s(10) # ==> "0.1234567890 123456789E0" </PRE></CODE> -n can be a string representing a positive integer number. +n can be an string representing a positive integer number. <CODE><PRE> BigDecimal("0.1234567890123456789").to_s("10") # ==> "0.1234567890 123456789E0" </PRE></CODE> @@ -678,9 +678,10 @@ structure. </DL> <H3>Disadvantage of decimal representation</H3> -Because most computers have no internal decimal representaion. -Once you use BigDecimal,you need to keep using it without -considering computation cost if exact computation is required. +Advantages stated so far can also be disadvantages if the input from outside is + represented in binary. +Translation error from decimal to binary or vice versa is inevitable. +So,translation from Float(binary) to BigDecimal(decimal) is not alway done exactly. <H4>Which is the first input?</H4> Because most people uses decimal notatin for numeric data representation, |