# Ruby **URL:** https://www.ruby-forum.com/c/ruby/7.md?page=689 [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:** 690 --- ## [Windows question](https://www.ruby-forum.com/t/windows-question/180283)
**Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\ **Replies:** 6\ **Last updated:** [December 16, 2009, 6:49pm UTC](https://www.ruby-forum.com/t/windows-question/180283 "2009-12-16T18:49:21Z")
Anybody else get this? C:\>gem install redcar --pre JRuby limited openssl loaded. gem install jruby-openssl for full support. http://jruby.kenai.com/pages/JRuby\_Builtin\_OpenSSL ERROR: While executing gem … (IOError) … --- ## [Serialize io exception](https://www.ruby-forum.com/t/serialize-io-exception/180128)
**Author:** [@jasonfs](https://www.ruby-forum.com/u/jasonfs)\ **Replies:** 1\ **Last updated:** [December 16, 2009, 6:24pm UTC](https://www.ruby-forum.com/t/serialize-io-exception/180128 "2009-12-16T18:24:38Z")
Dear all, Most of the time serialization of webclient and page works, but sometimes it bombs out with an io exception This is one case where I am getting the execption - any ideas on how get serialization working for… --- ## [Searching for Comparison Search](https://www.ruby-forum.com/t/searching-for-comparison-search/180252)
**Author:** [@jmaenpaa](https://www.ruby-forum.com/u/jmaenpaa)\ **Replies:** 4\ **Last updated:** [December 16, 2009, 5:38pm UTC](https://www.ruby-forum.com/t/searching-for-comparison-search/180252 "2009-12-16T17:38:05Z")
Hello all, Please bear with me. I’m work on my third month with Ruby on Rails. I’m looking to find or create a comparison search. It must take a small paragraph and search another model column of the same name and re… --- ## [\[Bug #2481\] cannot install 1.8.7 on Win32](https://www.ruby-forum.com/t/bug-2481-cannot-install-1-8-7-on-win32/180223)
**Author:** [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\ **Replies:** 1\ **Last updated:** [December 16, 2009, 12:01pm UTC](https://www.ruby-forum.com/t/bug-2481-cannot-install-1-8-7-on-win32/180223 "2009-12-16T12:01:16Z")
Bug #2481: cannot install 1.8.7 on Win32 http://redmine.ruby-lang.org/issues/show/2481 e$B5/I\<\ **Author:** [@lapajko](https://www.ruby-forum.com/u/lapajko)\ **Replies:** 4\ **Last updated:** [December 16, 2009, 11:20am UTC](https://www.ruby-forum.com/t/marshal-documentation/180231 "2009-12-16T11:20:53Z") Hi, is there any specification or documentation of Marshal dumping and restoring? I’d like to write a tool, which will be compatibile with it. Thank you --- ## [Trisha Navel](https://www.ruby-forum.com/t/trisha-navel/180275)
**Author:** [@pistol](https://www.ruby-forum.com/u/pistol)\ **Replies:** 0\ **Last updated:** [December 16, 2009, 10:57am UTC](https://www.ruby-forum.com/t/trisha-navel/180275 "2009-12-16T10:57:29Z")
Trisha Navel. See hot sexy telugu tamil actress trisha romantic navel at http://hotsexyphotosandvideos.blogspot.com/2009/12/blog-post.html --- ## [What happens?](https://www.ruby-forum.com/t/what-happens/180273)
**Author:** [@msan](https://www.ruby-forum.com/u/msan)\ **Replies:** 2\ **Last updated:** [December 16, 2009, 10:25am UTC](https://www.ruby-forum.com/t/what-happens/180273 "2009-12-16T10:25:18Z")
For all the day I’ve had this problem: jgem update Updating installed gems ERROR: http://gems.rubyforge.org/ does not appear to be a repository ERROR: While executing gem … (Gem::RemoteFetcher::FetchError) Errno::… --- ## [A program error](https://www.ruby-forum.com/t/a-program-error/180272)
**Author:** [@diabolator2](https://www.ruby-forum.com/u/diabolator2)\ **Replies:** 5\ **Last updated:** [December 16, 2009, 9:39am UTC](https://www.ruby-forum.com/t/a-program-error/180272 "2009-12-16T09:39:03Z")
hi, all! my compiler doesn’t like the “minus” in line 21, it’s like: /home/cristi/NetBeansProjects/RubyApplication3/lib/helic.rb:21: undefined method \`-’ for “”:String (NoMethodError) 1 require “init.rb” 2 3 shots… --- ## [\[ANN\] openssl-nonblock 0.2.1: moving towards compatibility with Ruby 1.9.2](https://www.ruby-forum.com/t/ann-openssl-nonblock-0-2-1-moving-towards-compatibility-with-ruby-1-9-2/180270)
**Author:** [@murfhy](https://www.ruby-forum.com/u/murfhy)\ **Replies:** 3\ **Last updated:** [December 16, 2009, 8:31am UTC](https://www.ruby-forum.com/t/ann-openssl-nonblock-0-2-1-moving-towards-compatibility-with-ruby-1-9-2/180270 "2009-12-16T08:31:10Z")
openssl-nonblock is a gem which enables non-blocking support in Ruby’s OpenSSL classes by monkeypatching into the heart of some of its C code. It’s vile, it’s nasty, but it works! Install it with: gem install openssl-… --- ## [What does this do?](https://www.ruby-forum.com/t/what-does-this-do/180213)
**Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\ **Replies:** 4\ **Last updated:** [December 16, 2009, 6:57am UTC](https://www.ruby-forum.com/t/what-does-this-do/180213 "2009-12-16T06:57:32Z")
“abcd”\[0…2\] = ‘ggg’ =\> “ggg” What is going on here, anybody have any ideas? -r --- ## [Swapping tags & deleting tags via nokogiri](https://www.ruby-forum.com/t/swapping-tags-deleting-tags-via-nokogiri/180265)
**Author:** [@pablitoman](https://www.ruby-forum.com/u/pablitoman)\ **Replies:** 2\ **Last updated:** [December 16, 2009, 6:25am UTC](https://www.ruby-forum.com/t/swapping-tags-deleting-tags-via-nokogiri/180265 "2009-12-16T06:25:21Z")
let’s say I have an xml document like this some text blah blah is there a simple method in nokogiri to: step 1: convert all tags to something else (e.g., ) creating this… some text bl… --- ## [Native extensions and how to handle them](https://www.ruby-forum.com/t/native-extensions-and-how-to-handle-them/180255)
**Author:** [@moredip](https://www.ruby-forum.com/u/moredip)\ **Replies:** 3\ **Last updated:** [December 16, 2009, 6:04am UTC](https://www.ruby-forum.com/t/native-extensions-and-how-to-handle-them/180255 "2009-12-16T06:04:17Z")
I am attempting to install Refinery CMS and ran into issues installing the unicode and slim\_scrooge gems. Both apparently use native extensions and both refer me to the wiki for further information. I can see anythi… --- ## [Stable find.rb](https://www.ruby-forum.com/t/stable-find-rb/179878)
**Author:** [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\ **Replies:** 4\ **Last updated:** [December 16, 2009, 5:37am UTC](https://www.ruby-forum.com/t/stable-find-rb/179878 "2009-12-16T05:37:56Z")
ディレクトリを再帰的にたどった結果を比較することがあったのですが、 find.rb を使うと、yield ã•ã‚Œã‚‹ãƒ•ã‚¡ã‚¤ãƒ«åã®é †åºãŒ readdir の挙動に依存して ä¸å®šãªãŸã‚ã«ä… --- ## [Handling ruby types and CallSiteStorage in std library](https://www.ruby-forum.com/t/handling-ruby-types-and-callsitestorage-in-std-library/179538)
**Author:** [@dmarkow](https://www.ruby-forum.com/u/dmarkow)\ **Replies:** 3\ **Last updated:** [December 16, 2009, 5:01am UTC](https://www.ruby-forum.com/t/handling-ruby-types-and-callsitestorage-in-std-library/179538 "2009-12-16T05:01:21Z")
I’m working on adding code to the OpenSSL extension of the standard library and I need to understand the design for invoking and typing Ruby code. I read the ‘Modifying the sources’ github page and it mentions using … --- ## [Bug on Ruby extension](https://www.ruby-forum.com/t/bug-on-ruby-extension/180253)
**Author:** [@denommus](https://www.ruby-forum.com/u/denommus)\ **Replies:** 2\ **Last updated:** [December 15, 2009, 11:18pm UTC](https://www.ruby-forum.com/t/bug-on-ruby-extension/180253 "2009-12-15T23:18:22Z")
I’m trying to make a glue code for ODE 0.9 on Ruby 1.8.7. This is my code: #include “ruby.h” #include “ode/ode.h” VALUE ode\_init(VALUE self) { dWorldID mWorldID = dWorldCreate(); rb\_iv\_set(self, “@world”, (VALUE)m… --- ## [Gtk2 crash: bug or abuse?](https://www.ruby-forum.com/t/gtk2-crash-bug-or-abuse/180251)
**Author:** [@ohplease](https://www.ruby-forum.com/u/ohplease)\ **Replies:** 0\ **Last updated:** [December 15, 2009, 9:46pm UTC](https://www.ruby-forum.com/t/gtk2-crash-bug-or-abuse/180251 "2009-12-15T21:46:24Z")
Hi there. I am running Ruby 1.8.7 (debian lenny/i386) and the following program crashes the ruby vm with a Segmentation Fault (when closing the window): #!/usr/bin/env ruby =begin rubycalc - Ruby/GTK first sample sc… --- ## [Multithread TCPServer not dequeueing packets](https://www.ruby-forum.com/t/multithread-tcpserver-not-dequeueing-packets/180220)
**Author:** [@davidjrice](https://www.ruby-forum.com/u/davidjrice)\ **Replies:** 6\ **Last updated:** [December 15, 2009, 9:20pm UTC](https://www.ruby-forum.com/t/multithread-tcpserver-not-dequeueing-packets/180220 "2009-12-15T21:20:59Z")
Hi All I am moving a software from ruby 1.8.5 to 1.9.1. We have a multi thread TCP server and the code looks like: @csock = TCPServer.new(@host, port) @server\_thread\_id = Thread.new { server() } def server() while … --- ## [Regexp to pars a HTML tag value](https://www.ruby-forum.com/t/regexp-to-pars-a-html-tag-value/180239)
**Author:** [@sepehr](https://www.ruby-forum.com/u/sepehr)\ **Replies:** 5\ **Last updated:** [December 15, 2009, 8:55pm UTC](https://www.ruby-forum.com/t/regexp-to-pars-a-html-tag-value/180239 "2009-12-15T20:55:55Z")
I want to replace the value inside a HTML tag with another value using gsub function and regexp,what is the best regexp for this purpose? puts MyStr.gsub(/“What Should Be the Regex?”/, “NewValue”) example: \ **Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\ **Replies:** 5\ **Last updated:** [December 15, 2009, 4:42pm UTC](https://www.ruby-forum.com/t/ot-bash-wait-for-previous-to-finish-option/180214 "2009-12-15T16:42:19Z") Anybody know if something like this exists. two terminals open hack hack hack \[start long running process\] hack hack \[type in the name of a command which should be run immediately after long running process in termin… --- ## [Introspecting Method Arguments with Method.arity](https://www.ruby-forum.com/t/introspecting-method-arguments-with-method-arity/133213)
**Author:** [@paul-au](https://www.ruby-forum.com/u/paul-au)\ **Replies:** 4\ **Last updated:** [December 15, 2009, 4:30pm UTC](https://www.ruby-forum.com/t/introspecting-method-arguments-with-method-arity/133213 "2009-12-15T16:30:26Z")
Is there a way to return the number of required arguments, the number of optional arguments and whether or not a splat is present for a method? The closest I’ve managed to find is Method.arity which will return a num… --- ## [Debug IRB session](https://www.ruby-forum.com/t/debug-irb-session/180222)
**Author:** [@sovok](https://www.ruby-forum.com/u/sovok)\ **Replies:** 2\ **Last updated:** [December 15, 2009, 4:20pm UTC](https://www.ruby-forum.com/t/debug-irb-session/180222 "2009-12-15T16:20:12Z")
Hi, Recently IRB has been leaking memory until it consumes all I have available(8GB). I can’t figure out why - I don’t use anything other than the core classes, and the odd time classes in Standard Library. During my… --- ## [NoMethodError (undefined method \`save' for #\](https://www.ruby-forum.com/t/nomethoderror-undefined-method-save-for-hashwithindifferentaccess-0x1032677e0/179382)
**Author:** [@miles](https://www.ruby-forum.com/u/miles)\ **Replies:** 1\ **Last updated:** [December 15, 2009, 3:21pm UTC](https://www.ruby-forum.com/t/nomethoderror-undefined-method-save-for-hashwithindifferentaccess-0x1032677e0/179382 "2009-12-15T15:21:09Z")
Hello- I’m sending an object to RubyAMF from Actionscript, and getting an unexpected error that I can’t figure out. Here’s what it looks like: =========== Processing AmfsearchesController#save (for 127.0.0.1 at 2009-… --- ## [Mongrel service vs mongrel in command shell](https://www.ruby-forum.com/t/mongrel-service-vs-mongrel-in-command-shell/180237)
**Author:** [@rabarama](https://www.ruby-forum.com/u/rabarama)\ **Replies:** 1\ **Last updated:** [December 15, 2009, 1:56pm UTC](https://www.ruby-forum.com/t/mongrel-service-vs-mongrel-in-command-shell/180237 "2009-12-15T13:56:53Z")
Hi I have to deploy a ruby app on a win2003 server. If i star a mongrel server from shell, my app works with no problems, if i start a service with mongrel\_service my apps stops in few seconds with this message: T… --- ## [Meta-programming](https://www.ruby-forum.com/t/meta-programming/180230)
**Author:** [@Rajinder\_Y](https://www.ruby-forum.com/u/Rajinder_Y)\ **Replies:** 6\ **Last updated:** [December 15, 2009, 12:16pm UTC](https://www.ruby-forum.com/t/meta-programming/180230 "2009-12-15T12:16:48Z")
I am just starting to expand my Ruby knowledge into the area of meta-programming. I want to be able to create a class dynamically. Lets call it, class Person, and then I want to add methods to it dynamically. From a … --- ## [How can IronRuby replace XML?](https://www.ruby-forum.com/t/how-can-ironruby-replace-xml/180228)
**Author:** [@shayfriedman](https://www.ruby-forum.com/u/shayfriedman)\ **Replies:** 10\ **Last updated:** [December 15, 2009, 11:29am UTC](https://www.ruby-forum.com/t/how-can-ironruby-replace-xml/180228 "2009-12-15T11:29:59Z")
Hi there, Jimmy wrote in one of his latests posts that Ruby can replace XML. I didn’t understand this statement because XML files are static configuration files (and Ruby also has an equivalent - YAML)… How can Rub… --- ## [One-liner for lowercasing files](https://www.ruby-forum.com/t/one-liner-for-lowercasing-files/180198)
**Author:** [@bodikp](https://www.ruby-forum.com/u/bodikp)\ **Replies:** 7\ **Last updated:** [December 15, 2009, 11:13am UTC](https://www.ruby-forum.com/t/one-liner-for-lowercasing-files/180198 "2009-12-15T11:13:35Z")
Hi, Can someone please suggest a simple Ruby one-liner to lowercase a filename (in a directory)? I’ve perused, with Google, a bunch of good Ruby one-liner sites, but, I can’t find any lowercasing examples. Thanks a l… --- ## [Does module have instance\_methods?](https://www.ruby-forum.com/t/does-module-have-instance-methods/180224)
**Author:** [@rubynut](https://www.ruby-forum.com/u/rubynut)\ **Replies:** 3\ **Last updated:** [December 15, 2009, 11:03am UTC](https://www.ruby-forum.com/t/does-module-have-instance-methods/180224 "2009-12-15T11:03:03Z")
I’m still confused, since module can’t be instantiated, why it has the instance methods? irb(main):162:0\> module Mymod irb(main):163:1\> def myway;end irb(main):164:1\> end =\> nil irb(main):165:0\> Mymod.respond\_to?… --- ## [What does \\s\* means?](https://www.ruby-forum.com/t/what-does-s-means/180233)
**Author:** [@kgovinda](https://www.ruby-forum.com/u/kgovinda)\ **Replies:** 2\ **Last updated:** [December 15, 2009, 10:43am UTC](https://www.ruby-forum.com/t/what-does-s-means/180233 "2009-12-15T10:43:08Z")
what does the .\\s\* means in the following commad class String def sentences gsub(/\\n|\\r/, ’ ').split(/.\\s\*/) end end --- ## [Flog 2.4.0 Released](https://www.ruby-forum.com/t/flog-2-4-0-released/180234)
**Author:** [@aguynamedryan](https://www.ruby-forum.com/u/aguynamedryan)\ **Replies:** 0\ **Last updated:** [December 15, 2009, 10:26am UTC](https://www.ruby-forum.com/t/flog-2-4-0-released/180234 "2009-12-15T10:26:09Z")
flog version 2.4.0 has been released! http://ruby.sadi.st/ http://rubyforge.org/projects/seattlerb Flog reports the most tortured code in an easy to read pain report. The higher the score, the more pain the code is i… --- ## [About class and module](https://www.ruby-forum.com/t/about-class-and-module/180188)
**Author:** [@rubynut](https://www.ruby-forum.com/u/rubynut)\ **Replies:** 6\ **Last updated:** [December 15, 2009, 3:17am UTC](https://www.ruby-forum.com/t/about-class-and-module/180188 "2009-12-15T03:17:10Z")
Hello, Coz Ruby’s class and module are close to Perl’s, I think it’s not hard to understand for them. I wrote a note below for learning them, if I’m not correct, please point it out, thanks. class is defined with t… [Previous page](https://www.ruby-forum.com/c/ruby/7.md?page=688) [Next page](https://www.ruby-forum.com/c/ruby/7.md?page=690)