# Ruby **URL:** https://www.ruby-forum.com/c/ruby/7.md?page=1768 [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:** 1769 --- ## [Achieve pure object oriented design in Ruby](https://www.ruby-forum.com/t/achieve-pure-object-oriented-design-in-ruby/63802)
**Author:** [@nayak](https://www.ruby-forum.com/u/nayak)\ **Replies:** 21\ **Last updated:** [June 22, 2006, 10:29pm UTC](https://www.ruby-forum.com/t/achieve-pure-object-oriented-design-in-ruby/63802 "2006-06-22T22:29:19Z")
Hi, I have 3 classes A, B and C; I want to achieve following behavior (I am calling it “pure object oriented designing”) with them. An instance of Class C should not exist without instance of Class B and inst… --- ## [RailsForge](https://www.ruby-forum.com/t/railsforge/96017)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 10\ **Last updated:** [June 22, 2006, 9:55pm UTC](https://www.ruby-forum.com/t/railsforge/96017 "2006-06-22T21:55:08Z")
I notice so many new projects are RoR oriented these days. Anyone thinking about a dedicated RailsForge? T. --- ## [While in a tk mainloop](https://www.ruby-forum.com/t/while-in-a-tk-mainloop/64168)
**Author:** [@stuartbrand](https://www.ruby-forum.com/u/stuartbrand)\ **Replies:** 6\ **Last updated:** [June 22, 2006, 8:48pm UTC](https://www.ruby-forum.com/t/while-in-a-tk-mainloop/64168 "2006-06-22T20:48:05Z")
Hi all How can I run a while loop in a Tk.mainloop? If I run the while loop before calling Tk.mainloop and Tk doesn’t show and if I start Tk.mainloop before the while loop the while loop doesn’t start until the tk bo… --- ## [A quick ruby hack to sync evolution and kolab2](https://www.ruby-forum.com/t/a-quick-ruby-hack-to-sync-evolution-and-kolab2/64176)
**Author:** [@Stefan\_Holst](https://www.ruby-forum.com/u/Stefan_Holst)\ **Replies:** 0\ **Last updated:** [June 22, 2006, 8:24pm UTC](https://www.ruby-forum.com/t/a-quick-ruby-hack-to-sync-evolution-and-kolab2/64176 "2006-06-22T20:24:39Z")
hello, here is a small ruby hack that will (two-way) sync your evolution calender and contacts against a kolab2 server: included in this release is also a new version of our ruby evolution bindings (originally base… --- ## [Entry Point?](https://www.ruby-forum.com/t/entry-point/96012)
**Author:** [@azalar](https://www.ruby-forum.com/u/azalar)\ **Replies:** 3\ **Last updated:** [June 22, 2006, 8:12pm UTC](https://www.ruby-forum.com/t/entry-point/96012 "2006-06-22T20:12:23Z")
Does ruby have an entry point like Java & C have main? For instance if i had the following code… puts “Calling method” method() def method do something here… end This will fail because the definition for method is … --- ## [Compiling GP Ruby.NET Compiler on Mono](https://www.ruby-forum.com/t/compiling-gp-ruby-net-compiler-on-mono/64005)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [June 22, 2006, 7:36pm UTC](https://www.ruby-forum.com/t/compiling-gp-ruby-net-compiler-on-mono/64005 "2006-06-22T19:36:02Z")
Hi, Recently Gardens Point Ruby.NET Compiler was released. It’s available here: http://plas.fit.qut.edu.au/Ruby.NET/ This post is a walkthrough on how to compile it on Mono. First, you need to get Mono from SVN trun… --- ## [Civility (re Re: ruby-lang.org redesign?)](https://www.ruby-forum.com/t/civility-re-re-ruby-lang-org-redesign/64162)
**Author:** [@byrnejb](https://www.ruby-forum.com/u/byrnejb)\ **Replies:** 2\ **Last updated:** [June 22, 2006, 5:58pm UTC](https://www.ruby-forum.com/t/civility-re-re-ruby-lang-org-redesign/64162 "2006-06-22T17:58:35Z")
Kyrre N. wrote: … I see from cube6media.com that you are experienced with web design. Your talent, however, seems to be more oriented towards programming rather than actual design, which is what we are discussing … --- ## [Ruby Faq -- was: Newbie Questions](https://www.ruby-forum.com/t/ruby-faq-was-newbie-questions/64161)
**Author:** [@softf5ajivanet](https://www.ruby-forum.com/u/softf5ajivanet)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 5:45pm UTC](https://www.ruby-forum.com/t/ruby-faq-was-newbie-questions/64161 "2006-06-22T17:45:23Z")
Robert pretty much wrote: Paul wrote: I am new to Ruby and have a newbie Ruby question that i couldn’t find the answer to in the FAQ. you did well to look at the FAQ but \[snip\] Actually, I think the Ruby faq’s b… --- ## [C Threads and Ruby](https://www.ruby-forum.com/t/c-threads-and-ruby/63905)
**Author:** [@KroegerS\_Simon\_Sext](https://www.ruby-forum.com/u/KroegerS_Simon_Sext)\ **Replies:** 20\ **Last updated:** [June 22, 2006, 5:22pm UTC](https://www.ruby-forum.com/t/c-threads-and-ruby/63905 "2006-06-22T17:22:36Z")
Hi, i know the ruby interpreter isn’t thread safe and it’s not a good idea to call rb\_\* functions from more than one thread. Nevertheless, is there a way to signal the interpreter that i would like him to call one o… --- ## [Ruby & Rules Engines](https://www.ruby-forum.com/t/ruby-rules-engines/96007)
**Author:** [@craigtmackenzie](https://www.ruby-forum.com/u/craigtmackenzie)\ **Replies:** 2\ **Last updated:** [June 22, 2006, 5:06pm UTC](https://www.ruby-forum.com/t/ruby-rules-engines/96007 "2006-06-22T17:06:00Z")
Hi, could anyone suggest a good rules engine which works with Ruby? Something like Drools & Java (forward chaining). Thanks for all your help --- ## [Sorta odd error handling](https://www.ruby-forum.com/t/sorta-odd-error-handling/64138)
**Author:** [@ohad](https://www.ruby-forum.com/u/ohad)\ **Replies:** 4\ **Last updated:** [June 22, 2006, 4:56pm UTC](https://www.ruby-forum.com/t/sorta-odd-error-handling/64138 "2006-06-22T16:56:28Z")
When an exception gets raised ‘all the way out’, you get a nice little call-stack with line-numbers and function names, which really helps seeing what went wrong, and how. However, I want my application (which has an … --- ## [AR cannot insert floats to mysql table (german conversion?)](https://www.ruby-forum.com/t/ar-cannot-insert-floats-to-mysql-table-german-conversion/64155)
**Author:** [@rlwinter](https://www.ruby-forum.com/u/rlwinter)\ **Replies:** 0\ **Last updated:** [June 22, 2006, 4:06pm UTC](https://www.ruby-forum.com/t/ar-cannot-insert-floats-to-mysql-table-german-conversion/64155 "2006-06-22T16:06:37Z")
hi, i have a problem. i cannot insert a float value in a mysql tablecolumn FLOAT Loading development environment. Tax.create(:name=\>‘mwst’, :descr=\>‘MwSt. 16%’, :rate=\>0.16) ActiveRecord::StatementInvalid: Mysql::… --- ## [Ruby-lang.org redesign?](https://www.ruby-forum.com/t/ruby-lang-org-redesign/63202)
**Author:** [@BA\_Baracus](https://www.ruby-forum.com/u/BA_Baracus)\ **Replies:** 40\ **Last updated:** [June 22, 2006, 3:53pm UTC](https://www.ruby-forum.com/t/ruby-lang-org-redesign/63202 "2006-06-22T15:53:15Z")
Guys, Last year, I remember seeing an impressive redesign of ruby-lang.org (http://redhanded.hobix.com/redesign2005). However, no mention since last May, and no switchover. I really think this new design would be a b… --- ## [Module#name for anonymous modules](https://www.ruby-forum.com/t/module-name-for-anonymous-modules/95995)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 4\ **Last updated:** [June 22, 2006, 3:25pm UTC](https://www.ruby-forum.com/t/module-name-for-anonymous-modules/95995 "2006-06-22T15:25:12Z")
Observation: mod = Module.new mod.name #=\> “” Maybe it would more friendly if Module#name returned nil in this case? Then one could more easily say: if mod.name … end T. --- ## [Parsing a string using multiple regexs](https://www.ruby-forum.com/t/parsing-a-string-using-multiple-regexs/62163)
**Author:** [@jdw](https://www.ruby-forum.com/u/jdw)\ **Replies:** 9\ **Last updated:** [June 22, 2006, 3:16pm UTC](https://www.ruby-forum.com/t/parsing-a-string-using-multiple-regexs/62163 "2006-06-22T15:16:02Z")
To whomever can help, I need to parse a string into parts using multiple regexs, and I’m new to Ruby, so I have NO idea how to do it. Basically, I’m trying to parse tags that users might add on a webpage. Example: In… --- ## [Newbie Questions](https://www.ruby-forum.com/t/newbie-questions/64136)
**Author:** [@azalar](https://www.ruby-forum.com/u/azalar)\ **Replies:** 5\ **Last updated:** [June 22, 2006, 12:12pm UTC](https://www.ruby-forum.com/t/newbie-questions/64136 "2006-06-22T12:12:19Z")
Hi, I am new to Ruby and have a newbie Ruby question that i couldn’t find the answer to in the FAQ. If this is the wrong forum to post newbie questions please accept my apologies and direct me to a more suitable foru… --- ## [Tktable](https://www.ruby-forum.com/t/tktable/96003)
**Author:** [@name\_pipe](https://www.ruby-forum.com/u/name_pipe)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 11:08am UTC](https://www.ruby-forum.com/t/tktable/96003 "2006-06-22T11:08:17Z")
Hello, I am trying to run graphics file. But its giving error like ""TkPackage can’t fid package TkTable (RuntimeError). " All libraries are present in C:\\programfiles\\ruby\\lib\\ruby\\1.8\\tkextlib still i m getting thi… --- ## [Ruby Talk Rss feed](https://www.ruby-forum.com/t/ruby-talk-rss-feed/64129)
**Author:** [@Jatinder\_S](https://www.ruby-forum.com/u/Jatinder_S)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 10:34am UTC](https://www.ruby-forum.com/t/ruby-talk-rss-feed/64129 "2006-06-22T10:34:27Z")
Could some body point me to RSS feed of Ruby T. mailing list? Thanks Jatinder --- ## [Gems problem](https://www.ruby-forum.com/t/gems-problem/96005)
**Author:** [@Kev\_J](https://www.ruby-forum.com/u/Kev_J)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 10:34am UTC](https://www.ruby-forum.com/t/gems-problem/96005 "2006-06-22T10:34:11Z")
Hi all, I cannot get gem install x to work at all. \[Spikefish:/Users/web\] root# gem install rubyzip Attempting local installation of ‘rubyzip’ Local gem file not found: rubyzip\*.gem Attempting remote installation of… --- ## [The difference between s=s+â?aâ? ans s\<\< â?aâ?](https://www.ruby-forum.com/t/the-difference-between-s-s-a-aa-ans-s-a-aa/95989)
**Author:** [@amoeen](https://www.ruby-forum.com/u/amoeen)\ **Replies:** 9\ **Last updated:** [June 22, 2006, 10:03am UTC](https://www.ruby-forum.com/t/the-difference-between-s-s-a-aa-ans-s-a-aa/95989 "2006-06-22T10:03:02Z")
Hi, I wonder what is the difference between s=s+�a� ans s\<\< �a�? Somebody told me that s\<\< �a� concatenates the string without mutation. Is that right? Thanks, Alan --- ## [Question about Vector class](https://www.ruby-forum.com/t/question-about-vector-class/64120)
**Author:** [@Nasir\_K](https://www.ruby-forum.com/u/Nasir_K)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 8:49am UTC](https://www.ruby-forum.com/t/question-about-vector-class/64120 "2006-06-22T08:49:11Z")
Hi, I am extremely new to Ruby, just my first week so I apologize if this has already been discussed or is completely absurd. I was using the library Vector class defined in matrix.rb in one of my programs, the \[\] m… --- ## [Frameless Ruby docs (was Re: Whats new/fixed in Ruby 1.9 an](https://www.ruby-forum.com/t/frameless-ruby-docs-was-re-whats-new-fixed-in-ruby-1-9-an/96002)
**Author:** [@daveh](https://www.ruby-forum.com/u/daveh)\ **Replies:** 0\ **Last updated:** [June 22, 2006, 7:00am UTC](https://www.ruby-forum.com/t/frameless-ruby-docs-was-re-whats-new-fixed-in-ruby-1-9-an/96002 "2006-06-22T07:00:34Z")
On Jun 17, 2006, at 3:07, Daniel S. wrote: visual identity of the main site. Preferably without the use of frames. Could a little tweaking of rDoc make that happen? If so, I may be able to cook up some usable and re… --- ## [Frameless Ruby docs (was Re: Whats new/fixed in Ruby 1.9 an](https://www.ruby-forum.com/t/frameless-ruby-docs-was-re-whats-new-fixed-in-ruby-1-9-an/64119)
**Author:** [@daveh](https://www.ruby-forum.com/u/daveh)\ **Replies:** 0\ **Last updated:** [June 22, 2006, 7:00am UTC](https://www.ruby-forum.com/t/frameless-ruby-docs-was-re-whats-new-fixed-in-ruby-1-9-an/64119 "2006-06-22T07:00:27Z")
On Jun 17, 2006, at 3:07, Daniel S. wrote: Tom A. wrote: What constructive suggestions can someone provide to improve this for the community? I have to be honest, Ruby isn’t the most well-documented language, from a… --- ## [OT-cooling w ruby (RE: Mongrel 0.3.13.1 -- Quick Small Fixes](https://www.ruby-forum.com/t/ot-cooling-w-ruby-re-mongrel-0-3-13-1-quick-small-fixes/64116)
**Author:** [@PeSSSSaS\_Botp](https://www.ruby-forum.com/u/PeSSSSaS_Botp)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 6:08am UTC](https://www.ruby-forum.com/t/ot-cooling-w-ruby-re-mongrel-0-3-13-1-quick-small-fixes/64116 "2006-06-22T06:08:53Z")
Hi Zed and James, To me, you both are very cool ruby hackers. so before you start calling names to each other, might as well settle your diffs offline, preferably w cool beer and pizza… just my friendly nuby advice. … --- ## [(no subject)](https://www.ruby-forum.com/t/no-subject/96000)
**Author:** [@poga\_Jason\_Po](https://www.ruby-forum.com/u/poga_Jason_Po)\ **Replies:** 0\ **Last updated:** [June 22, 2006, 5:47am UTC](https://www.ruby-forum.com/t/no-subject/96000 "2006-06-22T05:47:32Z")
unsubscribe --- ## [Exec() not returning to ruby](https://www.ruby-forum.com/t/exec-not-returning-to-ruby/63880)
**Author:** [@craig\_b](https://www.ruby-forum.com/u/craig_b)\ **Replies:** 4\ **Last updated:** [June 22, 2006, 5:13am UTC](https://www.ruby-forum.com/t/exec-not-returning-to-ruby/63880 "2006-06-22T05:13:54Z")
I’ve got some code like this: sources = File.new ‘file\_list.txt’ sources.each do |src| exec “mkdir #{some\_dest}” unless File.exists some\_dest exec “svn export #{src} #{some\_dest}” end puts ‘Done.’ The problem is t… --- ## [\[ANN\] Mongrel 0.3.13.1 -- Quick Small Fixes](https://www.ruby-forum.com/t/ann-mongrel-0-3-13-1-quick-small-fixes/64003)
**Author:** [@Zed\_S](https://www.ruby-forum.com/u/Zed_S)\ **Replies:** 8\ **Last updated:** [June 22, 2006, 5:04am UTC](https://www.ruby-forum.com/t/ann-mongrel-0-3-13-1-quick-small-fixes/64003 "2006-06-22T05:04:41Z")
Hi Everyone, This is a small release that fixes a little bug, some of the documentation, and adds the new RedirectHandler code and a @redirect@ call for the mongrel.conf files. It’s fresh so don’t rely on it. Everyo… --- ## [IE cookie/session problem](https://www.ruby-forum.com/t/ie-cookie-session-problem/64082)
**Author:** [@markh](https://www.ruby-forum.com/u/markh)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 4:29am UTC](https://www.ruby-forum.com/t/ie-cookie-session-problem/64082 "2006-06-22T04:29:49Z")
We ran into an odd problem today regarding IE and cookies/sessions. We have one site running at the url 'dev.test.com ’ and another running at 'it.dev.test.com '. Both of these site are using the exact same codebase,… --- ## ["abc"\[3\] returns ""](https://www.ruby-forum.com/t/abc-3-returns/64062)
**Author:** [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\ **Replies:** 3\ **Last updated:** [June 22, 2006, 3:34am UTC](https://www.ruby-forum.com/t/abc-3-returns/64062 "2006-06-22T03:34:29Z")
test-all e$B$,e(B http://www.rubyist.net/~akr/chkbuild/debian-sarge/ruby-trunk/log/20060621T190802.txt.gz e$B$H$$$&$h$&$Ke(B timeout e$B$9$k$N$GD4$Y$?$H$3$m!"e(B % ./ruby -ve ‘p “abc”\[3\]’ ruby 1.9.0 (2006-06-21) \[i68… --- ## [Man pages on windows](https://www.ruby-forum.com/t/man-pages-on-windows/64105)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [June 22, 2006, 3:00am UTC](https://www.ruby-forum.com/t/man-pages-on-windows/64105 "2006-06-22T03:00:21Z")
I’m running Ruby on Windows. How can i see the man pages for irb, etc? Bret [Previous page](https://www.ruby-forum.com/c/ruby/7.md?page=1767) [Next page](https://www.ruby-forum.com/c/ruby/7.md?page=1769)