# Ruby

**URL:** https://www.ruby-forum.com/c/ruby/7.md?page=603

[Latest](https://www.ruby-forum.com/latest.md) · [Categories](https://www.ruby-forum.com/categories.md) · [Tags](https://www.ruby-forum.com/tags.md)

**Page:** 604

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## [Connect to postgresql on remote host](https://www.ruby-forum.com/t/connect-to-postgresql-on-remote-host/188430)

<div class="topic-metadata">

**Author:** [@jing](https://www.ruby-forum.com/u/jing)\
**Replies:** 2\
**Last updated:** [May 12, 2010, 4:16pm UTC](https://www.ruby-forum.com/t/connect-to-postgresql-on-remote-host/188430 "2010-05-12T16:16:52Z")

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I need to connect to the postgresql database on a remote host. The host need authentication as well as the database. So the host=192.168.0.116 port=8022 hostusername = hostName password for host= hostPass Postgres…

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## [How to Plot Data?](https://www.ruby-forum.com/t/how-to-plot-data/188372)

<div class="topic-metadata">

**Author:** [@iroupa](https://www.ruby-forum.com/u/iroupa)\
**Replies:** 7\
**Last updated:** [May 12, 2010, 2:30pm UTC](https://www.ruby-forum.com/t/how-to-plot-data/188372 "2010-05-12T14:30:27Z")

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Hi all, I would like to plot some data from .txt or .csv files. Is it possible? And what gem do you use? I found rgnuplot but I can’t use it… Thanks in advanced for your help. Ivo R.

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## [Gem install icu4r error](https://www.ruby-forum.com/t/gem-install-icu4r-error/188459)

<div class="topic-metadata">

**Author:** [@Une\_BSSSSvue](https://www.ruby-forum.com/u/Une_BSSSSvue)\
**Replies:** 1\
**Last updated:** [May 12, 2010, 12:26pm UTC](https://www.ruby-forum.com/t/gem-install-icu4r-error/188459 "2010-05-12T12:26:13Z")

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when i try to install the gem icu4r (under Mac OS SL) i get : $ sudo gem install icu4r Password: Building native extensions. This could take a while… ERROR: While executing gem … (TypeError) can’t convert Float i…

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## [\[BUG:1.9\] BINARY should not be ASCII-compatible](https://www.ruby-forum.com/t/bug-1-9-binary-should-not-be-ascii-compatible/188406)

<div class="topic-metadata">

**Author:** [@Yugui](https://www.ruby-forum.com/u/Yugui)\
**Replies:** 14\
**Last updated:** [May 12, 2010, 12:21pm UTC](https://www.ruby-forum.com/t/bug-1-9-binary-should-not-be-ascii-compatible/188406 "2010-05-12T12:21:40Z")

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Yuguie$B$G$9!#e(B e$B$G!"$$$$M$3$3$^$G$N5DO@$G%+%P!\<$G$-$F$$$k$H;W$&$s$G$9$,!"e(B Rails e$B$S$HE\*$K$OLdBj$r@Z$jJ,$1$G$-$F$$$J$$$h$&$K;W$&$N$G!"e(B e$BH$i$K$O$^$:%G!\<%?%Y!\<%9$N%I%i%$%P$,E,@Z$J$b$N$K$J$C$F$$$k$+$N3NG’$re…

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## [Timeout Error in pingecho](https://www.ruby-forum.com/t/timeout-error-in-pingecho/188440)

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**Author:** [@magiccoder](https://www.ruby-forum.com/u/magiccoder)\
**Replies:** 3\
**Last updated:** [May 12, 2010, 11:20am UTC](https://www.ruby-forum.com/t/timeout-error-in-pingecho/188440 "2010-05-12T11:20:02Z")

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hi. i wrote a little script . (Mass IP Pinger) But I got an error :-s Error : /usr/lib/ruby/1.8/timeout.rb:60:in timeout': execution expired from /usr/lib/ruby/1.8/ping.rb:46:inpingecho’ from a.rb:27 from a.rb:26:in…

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## [I had to completely re-install one of my Ubuntu servers](https://www.ruby-forum.com/t/i-had-to-completely-re-install-one-of-my-ubuntu-servers/188415)

<div class="topic-metadata">

**Author:** [@Xeno\_CSS\_Eskimo\_No](https://www.ruby-forum.com/u/Xeno_CSS_Eskimo_No)\
**Replies:** 1\
**Last updated:** [May 12, 2010, 11:18am UTC](https://www.ruby-forum.com/t/i-had-to-completely-re-install-one-of-my-ubuntu-servers/188415 "2010-05-12T11:18:16Z")

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I am having trouble getting my rails system up. I used the apt-get install of thin, as gems install failed. This is Ubuntu 10.04. Any recommendations regarding that? I probably have a simple problem, but perhaps …

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## [New version 2.5.0 of IBM\_DB gem now available](https://www.ruby-forum.com/t/new-version-2-5-0-of-ibm-db-gem-now-available/197230)

<div class="topic-metadata">

**Author:** [@praveen](https://www.ruby-forum.com/u/praveen)\
**Replies:** 0\
**Last updated:** [May 12, 2010, 10:35am UTC](https://www.ruby-forum.com/t/new-version-2-5-0-of-ibm-db-gem-now-available/197230 "2010-05-12T10:35:43Z")

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Hi All, New version 2.5.0 of the IBM\_DB gem, the Rails Adapter/Ruby Driver for IBM DB2 and IBM Informix is now available. This release of the gem adds unicode support in the IBM\_DB driver for Ruby 1.9. When used with …

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## [How to unregister](https://www.ruby-forum.com/t/how-to-unregister/188447)

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**Author:** [@THAKUR\_PRASHANT\_SIN](https://www.ruby-forum.com/u/THAKUR_PRASHANT_SIN)\
**Replies:** 3\
**Last updated:** [May 12, 2010, 10:15am UTC](https://www.ruby-forum.com/t/how-to-unregister/188447 "2010-05-12T10:15:38Z")

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I wish to unregister from this mailing list. How to do that ? Thanks Prashant

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## [JRuby 1.5RC3 hang with a finalizer](https://www.ruby-forum.com/t/jruby-1-5rc3-hang-with-a-finalizer/188350)

<div class="topic-metadata">

**Author:** [@cremes](https://www.ruby-forum.com/u/cremes)\
**Replies:** 11\
**Last updated:** [May 12, 2010, 8:25am UTC](https://www.ruby-forum.com/t/jruby-1-5rc3-hang-with-a-finalizer/188350 "2010-05-12T08:25:11Z")

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I need some help tracking down a problem. I am testing some code (an FFI wrapped library) that only hangs when I test a path that defines an object finalizer. If I disable that codepath at runtime, I don’t ever see a …

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## [\[Bug #2632\] Windows $B$G$NL$FI$N$"$k%=%1%C%H$N%/%m!\<%:8e$NFI$\_\<h$j(B](https://www.ruby-forum.com/t/bug-2632-windows-b-g-nl-fi-n-k-1-c-h-n-m-8e-nfi-h-j-b/188441)

<div class="topic-metadata">

**Author:** [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Replies:** 0\
**Last updated:** [May 12, 2010, 2:24am UTC](https://www.ruby-forum.com/t/bug-2632-windows-b-g-nl-fi-n-k-1-c-h-n-m-8e-nfi-h-j-b/188441 "2010-05-12T02:24:41Z")

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e$B%A%1%C%He(B #2632 e$B$,99?7$5$l$^$7$?!#e(B (by Usaku NAKAMURA) e$BC4Ev\<Te(B Usaku NAKAMURAe$B$+$ie(B\_ wanabee$B$KJQ99e(B e$B$3$N%Q%C%A$K$D$$$F$OFC$KH?BP$7$J$$$N$G!"K\>$\`$J$iF~$l$F$b$i$C$F$+$^$$$^$;$s!#e(B http://red…

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## [How to read data in text file and put into the web page](https://www.ruby-forum.com/t/how-to-read-data-in-text-file-and-put-into-the-web-page/188420)

<div class="topic-metadata">

**Author:** [@sweetzubair](https://www.ruby-forum.com/u/sweetzubair)\
**Replies:** 3\
**Last updated:** [May 11, 2010, 11:50pm UTC](https://www.ruby-forum.com/t/how-to-read-data-in-text-file-and-put-into-the-web-page/188420 "2010-05-11T23:50:38Z")

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Hi i want to read data in the text file like. username=abcd password=1234 i write code through the counter and i want write code without counter. Plz help me… require ‘watir’ include Watir counter = 1 ie=Watir::I…

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## [Super simple newbie Q about methods](https://www.ruby-forum.com/t/super-simple-newbie-q-about-methods/188428)

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**Author:** [@osshcs](https://www.ruby-forum.com/u/osshcs)\
**Replies:** 6\
**Last updated:** [May 11, 2010, 11:12pm UTC](https://www.ruby-forum.com/t/super-simple-newbie-q-about-methods/188428 "2010-05-11T23:12:06Z")

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If I write: def add(i,j) i = i + j end i = 1 puts i add(i,3) puts i I get 1 1 What would I have to change to get 1 4 ? I presume this is covered in the Pickaxe book but can’t find the answer - a pointer t…

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## [Ruby\_1\_9\_2 on NetBSD 5.1\_RC1(+)](https://www.ruby-forum.com/t/ruby-1-9-2-on-netbsd-5-1-rc1/188419)

<div class="topic-metadata">

**Author:** [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Replies:** 1\
**Last updated:** [May 11, 2010, 7:20pm UTC](https://www.ruby-forum.com/t/ruby-1-9-2-on-netbsd-5-1-rc1/188419 "2010-05-11T19:20:18Z")

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e$B:F$S!"$3$s$P$s$O!#e(B NetBSD 5.1\_RC1 (+pthread fix, src/lib/libpthread/pthread.ce$B$Ke(Bcurrente$B$Ne(B Revision 1.113e$B$He(B1.115e$B$N:9J,$rH?1Ge(B)e$B$G!"F0:n8!\>Z$r$7$F$$$^$9!#e(B configuree$B$O!"e(B $ CFLAGS…

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## [Ruby\_1\_9\_2: $B%$%s%/%k!\<%I!&%G%#%l%/%H%j(B](https://www.ruby-forum.com/t/ruby-1-9-2-b-s-k-i-g-l-h-j-b/188416)

<div class="topic-metadata">

**Author:** [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Replies:** 2\
**Last updated:** [May 11, 2010, 6:27pm UTC](https://www.ruby-forum.com/t/ruby-1-9-2-b-s-k-i-g-l-h-j-b/188416 "2010-05-11T18:27:02Z")

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e$B$3$s$P$s$O!#e(B e$B4pK\\E\*$+$b$7$l$J$$$3$H$G$9$,!"65$($F$/$@$5$$!#e(B NetBSD 5.1\_RC1e$B\>e$Ge(Bruby\_1\_9\_2e$B$NF0:n3NG’$r9T$C$F$$$^$9$,!“e(Bexte$B0J2\<$G:n@.e(B e$B$5$l$J$$$b$N$,$”$j$^$9!#Nc$($P!"e(B ext/psyche$B…

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## [\[Bug #1967\] Segmentation fault at test\_qsort1 and test\_qsort2 in test/dl/test\_func.rb running on spa](https://www.ruby-forum.com/t/bug-1967-segmentation-fault-at-test-qsort1-and-test-qsort2-in-test-dl-test-func-rb-running-on-spa/174082)

<div class="topic-metadata">

**Author:** [@Naohisa\_G](https://www.ruby-forum.com/u/Naohisa_G)\
**Replies:** 4\
**Last updated:** [May 11, 2010, 5:23pm UTC](https://www.ruby-forum.com/t/bug-1967-segmentation-fault-at-test-qsort1-and-test-qsort2-in-test-dl-test-func-rb-running-on-spa/174082 "2010-05-11T17:23:12Z")

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Bug #1967: Segmentation fault at test\_qsort1 and test\_qsort2 in test/dl/test\_func.rb running on sparc-solaris-2.10 http://redmine.ruby-lang.org/issues/show/1967 e$B5/I\<\<Te(B: Naohisa G. e$B%9%F!\<%?%9e(B: Open, e$BM%@…

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## [Puts bug?](https://www.ruby-forum.com/t/puts-bug/188356)

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**Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\
**Replies:** 4\
**Last updated:** [May 11, 2010, 5:15pm UTC](https://www.ruby-forum.com/t/puts-bug/188356 "2010-05-11T17:15:23Z")

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With this file: coding: UTF-8 puts “asdfМикимаус” output in windows is: C:\\dev\\digitalarchive\_trunk\>ruby -v go.rb ruby 1.9.3dev (2010-05-11 trunk 27724) \[i386-mingw32\] asdfМикима…

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## [Perl6(ish) grammar implemented in ruby](https://www.ruby-forum.com/t/perl6-ish-grammar-implemented-in-ruby/188412)

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**Author:** [@cmcfab](https://www.ruby-forum.com/u/cmcfab)\
**Replies:** 0\
**Last updated:** [May 11, 2010, 5:06pm UTC](https://www.ruby-forum.com/t/perl6-ish-grammar-implemented-in-ruby/188412 "2010-05-11T17:06:13Z")

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So a few years ago, I started out writing a ruby implementation of the perl6 grammar/rule/pattern matching (focusing on named tokens) in ruby. A few months ago, I pulled it back out, dusted it off and actually made it …

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## [Problem renaming files](https://www.ruby-forum.com/t/problem-renaming-files/188385)

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**Author:** [@jacob480](https://www.ruby-forum.com/u/jacob480)\
**Replies:** 4\
**Last updated:** [May 11, 2010, 5:04pm UTC](https://www.ruby-forum.com/t/problem-renaming-files/188385 "2010-05-11T17:04:27Z")

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Hi Everyone, Im new to ruby and am having a hard time with something Im working on. I want to write a script that takes file names as arguments, then uses gets to get two values, and then renames the files based on th…

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## [\[Bug #1804\] ext/socket/mkconstants.rb doesn't recognize enum'ed constants](https://www.ruby-forum.com/t/bug-1804-ext-socket-mkconstants-rb-doesnt-recognize-enumed-constants/172498)

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**Author:** [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\
**Replies:** 2\
**Last updated:** [May 11, 2010, 4:17pm UTC](https://www.ruby-forum.com/t/bug-1804-ext-socket-mkconstants-rb-doesnt-recognize-enumed-constants/172498 "2010-05-11T16:17:38Z")

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Bug #1804: ext/socket/mkconstants.rb doesn’t recognize enum’ed constants http://redmine.ruby-lang.org/issues/show/1804 e$B5/I\<\<Te(B: Usaku NAKAMURA e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal e$BC4Ev\<Te(B: Akira T.,…

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## [Differences in Time v1.8.6 and 1.9.1](https://www.ruby-forum.com/t/differences-in-time-v1-8-6-and-1-9-1/188405)

<div class="topic-metadata">

**Author:** [@agnathan](https://www.ruby-forum.com/u/agnathan)\
**Replies:** 5\
**Last updated:** [May 11, 2010, 4:04pm UTC](https://www.ruby-forum.com/t/differences-in-time-v1-8-6-and-1-9-1/188405 "2010-05-11T16:04:49Z")

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Hello, I wrote a ruby-script that used Time on a machine with v1.9.1. When I now try to use it on a machine with v1.8.6, the Time-part is acting up. It looks to me like the strftime-option gets ignored totally in 1.8.…

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## [Lone Star Ruby Conference 2010 - Call for Speakers](https://www.ruby-forum.com/t/lone-star-ruby-conference-2010-call-for-speakers/188410)

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**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\
**Replies:** 0\
**Last updated:** [May 11, 2010, 3:59pm UTC](https://www.ruby-forum.com/t/lone-star-ruby-conference-2010-call-for-speakers/188410 "2010-05-11T15:59:28Z")

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Lone Star Ruby Conference 2010 (Thu-Sat) August 26-28, 2010 Norris Conference Center Austin, TX Greetings The fourth annual Lone Star Ruby Conference is getting under way and the call for speakers is now open. LSR…

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## [RDiscount on JRuby?](https://www.ruby-forum.com/t/rdiscount-on-jruby/188403)

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**Author:** [@chiefgeek](https://www.ruby-forum.com/u/chiefgeek)\
**Replies:** 2\
**Last updated:** [May 11, 2010, 3:47pm UTC](https://www.ruby-forum.com/t/rdiscount-on-jruby/188403 "2010-05-11T15:47:11Z")

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hi guys, longtime Java hacker but JRuby n00b here trying to get up to speed on an orphaned Ruby project in my org. I’ve been asked to try to get it running on JRuby but one of the gem dependencies is on RDiscount, wh…

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## [Undefined method \`ire' with rubygems on mswin32](https://www.ruby-forum.com/t/undefined-method-ire-with-rubygems-on-mswin32/186935)

<div class="topic-metadata">

**Author:** [@aawilson](https://www.ruby-forum.com/u/aawilson)\
**Replies:** 7\
**Last updated:** [May 11, 2010, 3:45pm UTC](https://www.ruby-forum.com/t/undefined-method-ire-with-rubygems-on-mswin32/186935 "2010-05-11T15:45:09Z")

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I’ve just recently installed the latest stable ruby 1.9.1 and rubygems 1.3.6 on a WinXP 32-bit system that’s never seen ruby before, as well as the dll packages listen at http://www.garbagecollect.jp/ruby/mswin32/en/d…

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## [\[Feature #2695\] Supported Platforms](https://www.ruby-forum.com/t/feature-2695-supported-platforms/182616)

<div class="topic-metadata">

**Author:** [@Kazuhiro\_NISHIYAMA](https://www.ruby-forum.com/u/Kazuhiro_NISHIYAMA)\
**Replies:** 16\
**Last updated:** [May 11, 2010, 3:13pm UTC](https://www.ruby-forum.com/t/feature-2695-supported-platforms/182616 "2010-05-11T15:13:13Z")

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Feature #2695: Supported Platforms http://redmine.ruby-lang.org/issues/show/2695 e$B5/I\<\<Te(B: Kazuhiro NISHIYAMA e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal http://redmine.ruby-lang.org/wiki/ruby-19/SupportedPlatfo…

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## [How to compair two object values.plz help me i write that co](https://www.ruby-forum.com/t/how-to-compair-two-object-values-plz-help-me-i-write-that-co/188404)

<div class="topic-metadata">

**Author:** [@sweetzubair](https://www.ruby-forum.com/u/sweetzubair)\
**Replies:** 3\
**Last updated:** [May 11, 2010, 2:32pm UTC](https://www.ruby-forum.com/t/how-to-compair-two-object-values-plz-help-me-i-write-that-co/188404 "2010-05-11T14:32:13Z")

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How to compair two object values.plz help me i write that code but not work properly require ‘watir’ include Watir counter = 1 ie=Watir::IE.start(“http://www.google.co.in”) file = File.new(“c:/test/test.txt”, “r”) …

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## [\[Bug:trunk\] the behavior of Tempfile#size was changed](https://www.ruby-forum.com/t/bug-trunk-the-behavior-of-tempfile-size-was-changed/187999)

<div class="topic-metadata">

**Author:** [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Replies:** 9\
**Last updated:** [May 11, 2010, 1:45pm UTC](https://www.ruby-forum.com/t/bug-trunk-the-behavior-of-tempfile-size-was-changed/187999 "2010-05-11T13:45:24Z")

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e$B$J$+$@$5$se(B e$B1sF#$G$9!#e(B r27578 e$B$N$;$$$Ge(B rubyspec e$B$N%(%i!\<$,A}$($^$7$?!#e(B e$B$h$\[$I$N;v\>p$,$J$$8B$je(B revert e$B$7$h$&$H;W$$$^$9!#e(B e$B8D?ME\*$K$OG\<F@$G$-$kJQ99$J$N$G!";DG0$G$9$,!D!D!#e(B T…

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## [Creating static variables](https://www.ruby-forum.com/t/creating-static-variables/188345)

<div class="topic-metadata">

**Author:** [@deviated](https://www.ruby-forum.com/u/deviated)\
**Replies:** 3\
**Last updated:** [May 11, 2010, 11:00am UTC](https://www.ruby-forum.com/t/creating-static-variables/188345 "2010-05-11T11:00:07Z")

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Hi, Trying to make a program where a user can input hours done (counter), and then show the number of hours done. The only problem is saving the new value, how do I do it? For example. -First time program starts, co…

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## [Any future for curses applications/toolkits like rbcurse?](https://www.ruby-forum.com/t/any-future-for-curses-applications-toolkits-like-rbcurse/188317)

<div class="topic-metadata">

**Author:** [@sentinel](https://www.ruby-forum.com/u/sentinel)\
**Replies:** 20\
**Last updated:** [May 11, 2010, 10:09am UTC](https://www.ruby-forum.com/t/any-future-for-curses-applications-toolkits-like-rbcurse/188317 "2010-05-11T10:09:44Z")

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Have apps moved over to the web (or GUI) totally ? Will there be any development on the terminal/console ? I am honestly and seriously wondering if its worthwhile to keep working on libraries/toolkits such as rbcurse …

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## [\[Bug #3267\] BigDecimal/math$B$G(Batan()$B$K(B1.08$B$rF~$l$k$HLa$jCM$NM-8z7e?t$,B-$j$J$$(B](https://www.ruby-forum.com/t/bug-3267-bigdecimal-math-b-g-batan-b-k-b1-08-b-rf-l-k-hla-jcm-nm-8z7e-t-b-j-j-b/188370)

<div class="topic-metadata">

**Author:** [@SSwanabe](https://www.ruby-forum.com/u/SSwanabe)\
**Replies:** 2\
**Last updated:** [May 11, 2010, 7:17am UTC](https://www.ruby-forum.com/t/bug-3267-bigdecimal-math-b-g-batan-b-k-b1-08-b-rf-l-k-hla-jcm-nm-8z7e-t-b-j-j-b/188370 "2010-05-11T07:17:52Z")

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Bug #3267: BigDecimal/mathe$B$Ge(Batan()e$B$Ke(B1.08e$B$rF~$l$k$HLa$jCM$NM-8z7e?t$,B-$j$J$$e(B http://redmine.ruby-lang.org/issues/show/3267 e$B5/I\<\<Te(B: \_ wanabe e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal e$BC4E…

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## [Windows $B$H(B DL $B$,;HMQ\>r7o$N(B libffi](https://www.ruby-forum.com/t/windows-b-h-b-dl-b-hmq-r7o-n-b-libffi/187358)

<div class="topic-metadata">

**Author:** [@aaronpowell](https://www.ruby-forum.com/u/aaronpowell)\
**Replies:** 16\
**Last updated:** [May 11, 2010, 6:22am UTC](https://www.ruby-forum.com/t/windows-b-h-b-dl-b-hmq-r7o-n-b-libffi/187358 "2010-05-11T06:22:16Z")

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e$B$3$s$K$A$O!\*%"!\<%m%s$G$9!#e(B Windowse$B$Ge(B libffie$B$He(BDLe$BMQ$NDj5A=$@5$,40N;$7$^$7$?!#e(B e$B$?$@!";d$Oe(Blibffi-msvc e$B$r;HMQ$7$J$1$l$P$$$1$^$;$s$G$7$?$,!"5!G=$9$k$h$&$K$J$j$^$7$?!#e(B libffi-msvce$B$N%S%…

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