# Ruby **URL:** https://www.ruby-forum.com/c/ruby/7.md?page=902 [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:** 903 --- ## [Glassfish gem error](https://www.ruby-forum.com/t/glassfish-gem-error/159646)
**Author:** [@sshingler](https://www.ruby-forum.com/u/sshingler)\ **Replies:** 6\ **Last updated:** [February 10, 2009, 8:03am UTC](https://www.ruby-forum.com/t/glassfish-gem-error/159646 "2009-02-10T08:03:18Z")
hi all, am using: ubuntu hardy jruby 1.1.6RC1 (ruby 1.8.6 patchlevel 114) (2008-12-03 rev 8263) \[i386-java\] glassfish (0.9.2) rails (2.2.2) activerecord-jdbcmysql-adapter (0.9) jdbc-mysql (5.0.4) when running: … --- ## [New to Ruby. Why does the command line pop up an then go awa](https://www.ruby-forum.com/t/new-to-ruby-why-does-the-command-line-pop-up-an-then-go-awa/159809)
**Author:** [@johnnybutler7](https://www.ruby-forum.com/u/johnnybutler7)\ **Replies:** 5\ **Last updated:** [February 10, 2009, 6:05am UTC](https://www.ruby-forum.com/t/new-to-ruby-why-does-the-command-line-pop-up-an-then-go-awa/159809 "2009-02-10T06:05:56Z")
When ever I run a code file .rb The code, puts “Hello” I get the command prompt that flashes for a moment but does not stay up. How do I fix this. --- ## [Ruby performance tips & tricks](https://www.ruby-forum.com/t/ruby-performance-tips-tricks/159819)
**Author:** [@manimaran](https://www.ruby-forum.com/u/manimaran)\ **Replies:** 2\ **Last updated:** [February 10, 2009, 6:03am UTC](https://www.ruby-forum.com/t/ruby-performance-tips-tricks/159819 "2009-02-10T06:03:09Z")
Dear folks, I’m new to ruby, I just installed ruby 1.9.1 version. I’m quite impressed with ruby 1.9.1 performance than earlier version. Can anybody guide me to write a effective code in ruby and changes made in ruby 1… --- ## [Gosu 0.7.12 released, with an official website and many contributions](https://www.ruby-forum.com/t/gosu-0-7-12-released-with-an-official-website-and-many-contributions/159935)
**Author:** [@nex4k](https://www.ruby-forum.com/u/nex4k)\ **Replies:** 0\ **Last updated:** [February 10, 2009, 4:53am UTC](https://www.ruby-forum.com/t/gosu-0-7-12-released-with-an-official-website-and-many-contributions/159935 "2009-02-10T04:53:48Z")
Hi, Gosu is a free 2D game development library for Ruby and C++, available via gem install gosu on Windows, Mac OS X and Linux/FreeBSD. It’s new home is http://libgosu.org/. Version 0.7.12 has just been released and … --- ## [Mysqlconnectivity](https://www.ruby-forum.com/t/mysqlconnectivity/159934)
**Author:** [@uma07](https://www.ruby-forum.com/u/uma07)\ **Replies:** 0\ **Last updated:** [February 10, 2009, 4:37am UTC](https://www.ruby-forum.com/t/mysqlconnectivity/159934 "2009-02-10T04:37:40Z")
Hi, I am working in JRuby application with Tomcat server while using jdbcmysql as adapter ,Please install the jdbcmysql adapter: gem install activerecord-jdbcmysql-adapter (no such file to load – active\_record/connect… --- ## [WPF: registering a routed event](https://www.ruby-forum.com/t/wpf-registering-a-routed-event/159802)
**Author:** [@Meinrad\_R](https://www.ruby-forum.com/u/Meinrad_R)\ **Replies:** 3\ **Last updated:** [February 10, 2009, 3:50am UTC](https://www.ruby-forum.com/t/wpf-registering-a-routed-event/159802 "2009-02-10T03:50:36Z")
Hi all, I seem to step in every hole there is on my IronRuby test drive. Using the latest git head I am failing to register a button click event in WPF: require “WindowsBase, Version=3.0.0.0, Culture=neutral, Pub… --- ## [Is anyone using Ruby/Tk on HP-UX 11.11 (PA-RISC)?](https://www.ruby-forum.com/t/is-anyone-using-ruby-tk-on-hp-ux-11-11-pa-risc/159924)
**Author:** [@Jun\_YSKim](https://www.ruby-forum.com/u/Jun_YSKim)\ **Replies:** 1\ **Last updated:** [February 10, 2009, 2:48am UTC](https://www.ruby-forum.com/t/is-anyone-using-ruby-tk-on-hp-ux-11-11-pa-risc/159924 "2009-02-10T02:48:25Z")
Hi, forks!! I am developing some tools based on ruby/tk. but, I always met the following errror msgs whenever I tried to execute it. jykim$ uname -a HP-UX rp5470 B.11.11 U 9000/800 190494686 unlimited-user license j… --- ## [Inspiringly documented projects](https://www.ruby-forum.com/t/inspiringly-documented-projects/159821)
**Author:** [@Martin\_DeMello](https://www.ruby-forum.com/u/Martin_DeMello)\ **Replies:** 1\ **Last updated:** [February 10, 2009, 1:38am UTC](https://www.ruby-forum.com/t/inspiringly-documented-projects/159821 "2009-02-10T01:38:49Z")
I was looking at Rubygame this morning, and I was impressed by the quality of its documentation\[1\] - both extensive and coherent, with notes as to the motivation behind various features. Prawn is another such library … --- ## [Module#=== vs Object#is\_a?](https://www.ruby-forum.com/t/module-vs-object-is-a/159707)
**Author:** [@churp](https://www.ruby-forum.com/u/churp)\ **Replies:** 13\ **Last updated:** [February 10, 2009, 12:51am UTC](https://www.ruby-forum.com/t/module-vs-object-is-a/159707 "2009-02-10T00:51:20Z")
HI All, Could somone explain the subtle difference between Module#=== and Object#is\_a? I found a usage of === to test if an argument is Regexp or not… just want to know the restrictions. The code is beautiful… if … --- ## [Rubygoo 0.0.8 Released](https://www.ruby-forum.com/t/rubygoo-0-0-8-released/159893)
**Author:** [@allgeier](https://www.ruby-forum.com/u/allgeier)\ **Replies:** 1\ **Last updated:** [February 10, 2009, 12:05am UTC](https://www.ruby-forum.com/t/rubygoo-0-0-8-released/159893 "2009-02-10T00:05:08Z")
rubygoo version 0.0.8 has been released! http://rubygoo.googlecode.com GUI library for use with Gosu or Rubygame Changes: 0.0.8 / 2009-2-9 Getting closer to a 1.0 release Ruby 1.9.1 support bug fixes added clea… --- ## [\[ANN\] grizzly-sendfile v0.2](https://www.ruby-forum.com/t/ann-grizzly-sendfile-v0-2/159908)
**Author:** [@pletisan](https://www.ruby-forum.com/u/pletisan)\ **Replies:** 0\ **Last updated:** [February 9, 2009, 11:27pm UTC](https://www.ruby-forum.com/t/ann-grizzly-sendfile-v0-2/159908 "2009-02-09T23:27:03Z")
Hi guys, Just heads up: if anyone is working on a rails app that distributes (large) files, grizzly-sendfile is a solution that we use at JRoR + warbler + glassfish v2 + grizzly-sendfile then in Rails controller do: … --- ## [BEGIN used in HTree](https://www.ruby-forum.com/t/begin-used-in-htree/159905)
**Author:** [@Shri\_B](https://www.ruby-forum.com/u/Shri_B)\ **Replies:** 0\ **Last updated:** [February 9, 2009, 11:08pm UTC](https://www.ruby-forum.com/t/begin-used-in-htree/159905 "2009-02-09T23:08:50Z")
IronRuby does not currently support BEGIN/END. HTree uses BEGIN like this to syntax check if code\_to\_syntax\_check contains valid Ruby code. eval(“BEGIN { return true }\\n#{code\_to\_syntax\_check}”) Is there any differenc… --- ## [How to capture standart output to variable?](https://www.ruby-forum.com/t/how-to-capture-standart-output-to-variable/159785)
**Author:** [@rkdwv](https://www.ruby-forum.com/u/rkdwv)\ **Replies:** 3\ **Last updated:** [February 9, 2009, 11:00pm UTC](https://www.ruby-forum.com/t/how-to-capture-standart-output-to-variable/159785 "2009-02-09T23:00:53Z")
How to capture output of this code to variable to send it to iconv? (Just like ob\_start() in PHP) ??? p \[“utf-8 string”,\[123,321\],“another string”\] ??? puts Iconv.conv(“866”,“UTF-8”,captured\_output) # because of windo… --- ## [Test .net code with ruby BDD libraries](https://www.ruby-forum.com/t/test-net-code-with-ruby-bdd-libraries/159728)
**Author:** [@maxer](https://www.ruby-forum.com/u/maxer)\ **Replies:** 12\ **Last updated:** [February 9, 2009, 10:58pm UTC](https://www.ruby-forum.com/t/test-net-code-with-ruby-bdd-libraries/159728 "2009-02-09T22:58:52Z")
Good morning, I would try to test my .net code using a BDD approach. I believe Ruby has a clean syntax and great libraries to do BDD so I would use one them on IronRuby. Has someone already try to test .net code wit… --- ## [Net-SSH 2.0.8 error](https://www.ruby-forum.com/t/net-ssh-2-0-8-error/159678)
**Author:** [@Jacob\_K](https://www.ruby-forum.com/u/Jacob_K)\ **Replies:** 3\ **Last updated:** [February 9, 2009, 9:55pm UTC](https://www.ruby-forum.com/t/net-ssh-2-0-8-error/159678 "2009-02-09T21:55:11Z")
I was trying to get capistrano set up to work well with glassfish, when I ran into a SSH padding error. A quick google turned up issue 2747 (http://jira.codehaus.org/browse/JRUBY-2747), which looked pretty much exactl… --- ## [Nokogiri sax parser error](https://www.ruby-forum.com/t/nokogiri-sax-parser-error/159771)
**Author:** [@tcsnide](https://www.ruby-forum.com/u/tcsnide)\ **Replies:** 4\ **Last updated:** [February 9, 2009, 9:53pm UTC](https://www.ruby-forum.com/t/nokogiri-sax-parser-error/159771 "2009-02-09T21:53:22Z")
Trying to use the Nokogiri Sax parser. I ran into a problem parsing the following: It chokes on the x="" attribute. T. --- ## [Rice: ERROR: Failed to build gem native extension](https://www.ruby-forum.com/t/rice-error-failed-to-build-gem-native-extension/159896)
**Author:** [@kungfu-free](https://www.ruby-forum.com/u/kungfu-free)\ **Replies:** 0\ **Last updated:** [February 9, 2009, 9:18pm UTC](https://www.ruby-forum.com/t/rice-error-failed-to-build-gem-native-extension/159896 "2009-02-09T21:18:58Z")
Hello, folks rubyists ! I report there after some error (2) that I encounter. In case someone meet the same or has already met it ! I don’t really need a solution so don’t bother investigating too much on it ! c… --- ## [Open Source Bridge Call for Proposals: We welcome your ideas (until March 31)](https://www.ruby-forum.com/t/open-source-bridge-call-for-proposals-we-welcome-your-ideas-until-march-31/159888)
**Author:** [@MSEdward\_SEdS\_Bora](https://www.ruby-forum.com/u/MSEdward_SEdS_Bora)\ **Replies:** 0\ **Last updated:** [February 9, 2009, 8:17pm UTC](https://www.ruby-forum.com/t/open-source-bridge-call-for-proposals-we-welcome-your-ideas-until-march-31/159888 "2009-02-09T20:17:55Z")
We are happy to announce that the Open Source Bridge Call for Proposals is now open! We would love to hear all of those interesting ideas you have in your head—and so would everyone else. That’s why we will be accepti… --- ## [Setting global variables in embedded ironruby interpreter](https://www.ruby-forum.com/t/setting-global-variables-in-embedded-ironruby-interpreter/159849)
**Author:** [@Meinrad\_R](https://www.ruby-forum.com/u/Meinrad_R)\ **Replies:** 4\ **Last updated:** [February 9, 2009, 7:09pm UTC](https://www.ruby-forum.com/t/setting-global-variables-in-embedded-ironruby-interpreter/159849 "2009-02-09T19:09:37Z")
Hello, I am very pleased that I got everything working and found iron ruby in a quite usable state for me. Congratulations. Question: How do you set a global variable from C#? I found a workaround via setting a loca… --- ## [How to convert a string of arbitrary size to an array](https://www.ruby-forum.com/t/how-to-convert-a-string-of-arbitrary-size-to-an-array/159884)
**Author:** [@rubina](https://www.ruby-forum.com/u/rubina)\ **Replies:** 4\ **Last updated:** [February 9, 2009, 7:06pm UTC](https://www.ruby-forum.com/t/how-to-convert-a-string-of-arbitrary-size-to-an-array/159884 "2009-02-09T19:06:06Z")
Team, I am trying to convert a string of arbitrary size to an array of single characters, bu I having a hard time. A google search “Ruby” “string to array” returned thousands of hits. I checked couple dozens but none… --- ## [Code Review: ErrorMessageFix](https://www.ruby-forum.com/t/code-review-errormessagefix/159792)
**Author:** [@grujildo](https://www.ruby-forum.com/u/grujildo)\ **Replies:** 1\ **Last updated:** [February 9, 2009, 7:04pm UTC](https://www.ruby-forum.com/t/code-review-errormessagefix/159792 "2009-02-09T19:04:20Z")
tfpt review “/shelveset:ErrorMessageFix;REDMOND\\tomat” Fixes binder error message given when an interface name is displayed. Tomas --- ## [Sort\_by different variables?](https://www.ruby-forum.com/t/sort-by-different-variables/159872)
**Author:** [@taylorstrait](https://www.ruby-forum.com/u/taylorstrait)\ **Replies:** 2\ **Last updated:** [February 9, 2009, 5:53pm UTC](https://www.ruby-forum.com/t/sort-by-different-variables/159872 "2009-02-09T17:53:54Z")
I have a user control panel that generates an event log by merging various things that can happen on the site. These are: user joins user receives invitation user completes invitation user refers someone user refer… --- ## [File.puts define newline](https://www.ruby-forum.com/t/file-puts-define-newline/159859)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 6\ **Last updated:** [February 9, 2009, 5:41pm UTC](https://www.ruby-forum.com/t/file-puts-define-newline/159859 "2009-02-09T17:41:22Z")
Hi, just would like to know if I can somehow define the newline delimeter when using file.puts ? e.g. /n, /r/n Thanks a lot in advance… --- ## [Failed to build gem native extension](https://www.ruby-forum.com/t/failed-to-build-gem-native-extension/159798)
**Author:** [@brblakley](https://www.ruby-forum.com/u/brblakley)\ **Replies:** 2\ **Last updated:** [February 9, 2009, 3:56pm UTC](https://www.ruby-forum.com/t/failed-to-build-gem-native-extension/159798 "2009-02-09T15:56:49Z")
Hi, I want to install juggernaut but when running “gem install juggernaut” I get the following error: ERROR: Failed to build gem native extension. It seems that it don’t find ‘windows.h’. I installed ruby with the O… --- ## [Assignment to $stdout deprecated?](https://www.ruby-forum.com/t/assignment-to-stdout-deprecated/159799)
**Author:** [@7stud](https://www.ruby-forum.com/u/7stud)\ **Replies:** 8\ **Last updated:** [February 9, 2009, 2:03pm UTC](https://www.ruby-forum.com/t/assignment-to-stdout-deprecated/159799 "2009-02-09T14:03:43Z")
In pickaxe2, on p. 335, it says that assigning to $stdout is deprecated and to use $stdout.reopen() instead: -------------------------------------------------------------- IO#reopen ios.reopen(other\_IO) =\> ios … --- ## [Tcl execution by ruby?](https://www.ruby-forum.com/t/tcl-execution-by-ruby/159516)
**Author:** [@ukarick](https://www.ruby-forum.com/u/ukarick)\ **Replies:** 7\ **Last updated:** [February 9, 2009, 1:20pm UTC](https://www.ruby-forum.com/t/tcl-execution-by-ruby/159516 "2009-02-09T13:20:47Z")
is there anyway to run Tcl from Ruby?? --- ## [\[Bug:1.9\] compile error on win32ole with Mingw of MacPorts](https://www.ruby-forum.com/t/bug-1-9-compile-error-on-win32ole-with-mingw-of-macports/159769)
**Author:** [@nobu](https://www.ruby-forum.com/u/nobu)\ **Replies:** 3\ **Last updated:** [February 9, 2009, 12:34pm UTC](https://www.ruby-forum.com/t/bug-1-9-compile-error-on-win32ole-with-mingw-of-macports/159769 "2009-02-09T12:34:39Z")
e$B$J$+$@$G$9!#e(B MacPortse$B$Ke(Bmingw-gcce$B$^$G$"$k$H$$$&$N$K6C$$$F;n$7$F$\_$?$N$G$9$,!“e(B win32olee$B$G%3%s%Q%$%k%(%i!\<$K$J$j$^$7$?!#BP1~$,8E$$$N$+!“e(B IMultiLanguage2e$B$I$3$m$+e(Bmlang.he$B$b$J$$$h$&$G$9!#e(Bw… --- ## [Not able to access session data in before\_filter](https://www.ruby-forum.com/t/not-able-to-access-session-data-in-before-filter/159840)
**Author:** [@preethi](https://www.ruby-forum.com/u/preethi)\ **Replies:** 2\ **Last updated:** [February 9, 2009, 12:32pm UTC](https://www.ruby-forum.com/t/not-able-to-access-session-data-in-before-filter/159840 "2009-02-09T12:32:14Z")
Hi, I’ve a session data that is generated when a user logs in. I’m trying to access that session data, in before\_filter, in a different controller for passing parameter to the before\_filter function. before\_filter :o… --- ## [Dbi](https://www.ruby-forum.com/t/dbi/159795)
**Author:** [@henriklarsen](https://www.ruby-forum.com/u/henriklarsen)\ **Replies:** 1\ **Last updated:** [February 9, 2009, 12:26pm UTC](https://www.ruby-forum.com/t/dbi/159795 "2009-02-09T12:26:37Z")
Hi everyone, I have a problem connecting my application to a database. I think this is a ruby problem though Im running ruby on rails, but let me explain. The thing is that I want to execute queries upon several diffe… --- ## [FileUtils.cp\_r - works with regex?](https://www.ruby-forum.com/t/fileutils-cp-r-works-with-regex/159823)
**Author:** [@edouard](https://www.ruby-forum.com/u/edouard)\ **Replies:** 2\ **Last updated:** [February 9, 2009, 11:52am UTC](https://www.ruby-forum.com/t/fileutils-cp-r-works-with-regex/159823 "2009-02-09T11:52:23Z")
Hi, I try to copy files that match a certain pattern to another dir, i write cp\_r //downloads/bsd/i, “~/biblio/bsd/” if i can use regex to do this what is wrong in my approach? thanks for comments [Previous page](https://www.ruby-forum.com/c/ruby/7.md?page=901) [Next page](https://www.ruby-forum.com/c/ruby/7.md?page=903)