[#9722] Kernel#system broken inside Dir.chdir(&block) if system command doesn't have shell characters — <noreply@...>

Bugs item #7278, was opened at 2006-12-14 13:59

8 messages 2006/12/14

[#9749] System V IPC in standard library? — Steven Jenkins <steven.jenkins@...>

Back in August, I needed a semaphore to serialize access to an external

14 messages 2006/12/19

[#9753] CVS freeze — SASADA Koichi <ko1@...>

Hi,

20 messages 2006/12/20
[#9755] Re: [ruby-dev:30039] CVS freeze — SASADA Koichi <ko1@...> 2006/12/20

Hi,

[#9757] Re: [ruby-dev:30040] Re: CVS freeze — SASADA Koichi <ko1@...> 2006/12/20

Hi,

Re: Float numbers comparison

From: zdennis <zdennis@...>
Date: 2006-12-02 03:54:01 UTC
List: ruby-core #9656
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Wilson Bilkovich wrote:
> On 12/1/06, Paulo Soeiro <pcsoeiro@gmail.com> wrote:
>> Hi,
>>
>> I have a doubt about the floating point comparisons:
>>
>> a=1.9
>> b= 1.8 +0.1
>> puts a==b  #false
>>
>> The result is false.
>>
>> If i change the values,
>>
>> a=1.6
>> b= 1.5 +0.1
>> puts a==b  #true
>>
>> The result is true
>>
>> This doesn't seem to happen in C  language or in Java language.
>> Is it a bug? I'm using ruby version 1.8.5.

java suffers from this too, i have seen this first hand, but for an
online reference...
   http://mindprod.com/jgloss/floatingpoint.html

Zach
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