# Ruby **URL:** https://www.ruby-forum.com/c/ruby/7.md?page=1152 [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:** 1153 --- ## [Webrick override HTTPResponse::setup\_header](https://www.ruby-forum.com/t/webrick-override-httpresponse-setup-header/135146)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 6\ **Last updated:** [April 23, 2008, 3:05am UTC](https://www.ruby-forum.com/t/webrick-override-httpresponse-setup-header/135146 "2008-04-23T03:05:57Z")
Hi, all. My subj solution: class MyServlet \< HTTPServlet::AbstractServlet def do\_GET(req, res) class \<\ **Author:** [@tobie](https://www.ruby-forum.com/u/tobie)\ **Replies:** 4\ **Last updated:** [April 23, 2008, 2:35am UTC](https://www.ruby-forum.com/t/rake-race-condition-between-task-prerequisites/135466 "2008-04-23T02:35:34Z") Hi, I’m having a strange race condition between task prerequisites in the following rakefile: At line #49, the :test rake tasks has the following prerequisites: :build\_tests, :dist and :test\_units. :build\_tests is… --- ## [Follow the conversation and search relevant sites with What's up in Ruby](https://www.ruby-forum.com/t/follow-the-conversation-and-search-relevant-sites-with-whats-up-in-ruby/135552)
**Author:** [@flatekmonkey](https://www.ruby-forum.com/u/flatekmonkey)\ **Replies:** 0\ **Last updated:** [April 23, 2008, 2:11am UTC](https://www.ruby-forum.com/t/follow-the-conversation-and-search-relevant-sites-with-whats-up-in-ruby/135552 "2008-04-23T02:11:36Z")
Hey all, We (Atlantic Dominion Solutions) launched http://www.whatsupinruby.com this morning. This is a niche site that does two things: Tells you what is going on in the Ruby world (we parse many many RSS feeds). P… --- ## [IronRuby patch # 19175 - compiling under Mono](https://www.ruby-forum.com/t/ironruby-patch-19175-compiling-under-mono/135545)
**Author:** [@John\_LSSIRONRUBY](https://www.ruby-forum.com/u/John_LSSIRONRUBY)\ **Replies:** 2\ **Last updated:** [April 23, 2008, 1:11am UTC](https://www.ruby-forum.com/t/ironruby-patch-19175-compiling-under-mono/135545 "2008-04-23T01:11:19Z")
Has this been fixed in Mono? I’m reluctant to make changes in our sources regarding this issue unless there is no workaround in Mono. Thanks, -John --- ## [Why doesn't ruby have generics?](https://www.ruby-forum.com/t/why-doesnt-ruby-have-generics/135224)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 17\ **Last updated:** [April 23, 2008, 1:10am UTC](https://www.ruby-forum.com/t/why-doesnt-ruby-have-generics/135224 "2008-04-23T01:10:43Z")
Is it because Ruby is dynamic, or something else? -Thufir --- ## [Wxruby with wxglade?](https://www.ruby-forum.com/t/wxruby-with-wxglade/135523)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 11:16pm UTC](https://www.ruby-forum.com/t/wxruby-with-wxglade/135523 "2008-04-22T23:16:08Z")
Hi I’ve been trying to do some search on using wxruby with wxglade but haven’t been able to find anything so far… is it possible? --- ## [Gem malfunction](https://www.ruby-forum.com/t/gem-malfunction/135470)
**Author:** [@alby](https://www.ruby-forum.com/u/alby)\ **Replies:** 2\ **Last updated:** [April 22, 2008, 10:33pm UTC](https://www.ruby-forum.com/t/gem-malfunction/135470 "2008-04-22T22:33:32Z")
Sometimes, when I use ‘gem’ to install a package, say ‘sudo gem install dbi’, gem uses up all my memory and CPU, and, if I can’t manage to arrive at a terminal and do ‘sudo killall -9 ruby’, I’m left with no choice bu… --- ## [Problem in installing gems](https://www.ruby-forum.com/t/problem-in-installing-gems/135332)
**Author:** [@pranjal\_jain](https://www.ruby-forum.com/u/pranjal_jain)\ **Replies:** 10\ **Last updated:** [April 22, 2008, 10:31pm UTC](https://www.ruby-forum.com/t/problem-in-installing-gems/135332 "2008-04-22T22:31:46Z")
Hi friends I am trying to install the gems, but I am having the problem in installing them. the error is as follows: ERROR: While executing gem…(Gem::InstallError) invalid gem format for C:/ruby/lib/ruby/gems/1.8/c… --- ## [Treetop parser (or PEG in general?) questions](https://www.ruby-forum.com/t/treetop-parser-or-peg-in-general-questions/127305)
**Author:** [@phrogz](https://www.ruby-forum.com/u/phrogz)\ **Replies:** 18\ **Last updated:** [April 22, 2008, 10:01pm UTC](https://www.ruby-forum.com/t/treetop-parser-or-peg-in-general-questions/127305 "2008-04-22T22:01:24Z")
I’ve been looking for something like treetop for a while now. Very excited to have found it, and to play with it. I’m rather new to PEGs, having only experienced them briefly in Lua. Following are some questions as I … --- ## [Where did the monsters go?](https://www.ruby-forum.com/t/where-did-the-monsters-go/135522)
**Author:** [@gastrogreen](https://www.ruby-forum.com/u/gastrogreen)\ **Replies:** 5\ **Last updated:** [April 22, 2008, 9:48pm UTC](https://www.ruby-forum.com/t/where-did-the-monsters-go/135522 "2008-04-22T21:48:22Z")
Stuck again. My random monster-fight generator works, but it’s so BASIC. How can I do this without the if-statements? Is it a bad thing to stick class objects into an array? Also, I know Moblist\[0\].fight works, but wh… --- ## [Installing Rails, noobhelp needed!](https://www.ruby-forum.com/t/installing-rails-noobhelp-needed/135524)
**Author:** [@globalrev](https://www.ruby-forum.com/u/globalrev)\ **Replies:** 2\ **Last updated:** [April 22, 2008, 9:28pm UTC](https://www.ruby-forum.com/t/installing-rails-noobhelp-needed/135524 "2008-04-22T21:28:12Z")
rails path/to/your/new/application cd path/to/your/new/application ruby script/server i dont get exactly what im supposed ti wrote there. 1.the location of rails on my harddrive C:\\ruby… 2.how do i write cd… cd… c… --- ## [Ruby and Contract Programming (was Ruby vs. Ada)](https://www.ruby-forum.com/t/ruby-and-contract-programming-was-ruby-vs-ada/135467)
**Author:** [@flatekmonkey](https://www.ruby-forum.com/u/flatekmonkey)\ **Replies:** 4\ **Last updated:** [April 22, 2008, 9:11pm UTC](https://www.ruby-forum.com/t/ruby-and-contract-programming-was-ruby-vs-ada/135467 "2008-04-22T21:11:45Z")
Hi list I have had some thoughts about Contract Programming and Ruby, this after the recent suggestion that Ruby might have to evolve into this direction. I am a complete ignorant of CP (also aka Programming by Contr… --- ## [\#wday and #cwday same thing?](https://www.ruby-forum.com/t/wday-and-cwday-same-thing/135521)
**Author:** [@dewie](https://www.ruby-forum.com/u/dewie)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 9:08pm UTC](https://www.ruby-forum.com/t/wday-and-cwday-same-thing/135521 "2008-04-22T21:08:05Z")
The documentation for #wday says that the start-of-week is Sunday. #cwday says the start-of-week is Monday. However, in IRB, both methods return the same value. Today is Tuesday for me, and they’re both returning 2. I… --- ## [IronRuby concurrency](https://www.ruby-forum.com/t/ironruby-concurrency/135518)
**Author:** [@mental](https://www.ruby-forum.com/u/mental)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 8:14pm UTC](https://www.ruby-forum.com/t/ironruby-concurrency/135518 "2008-04-22T20:14:12Z")
So, I was wondering what the IronRuby concurrency story was like at this point… are there any articles or other public resources on this topic? Thanks, -mental --- ## [Sup 0.5 Released](https://www.ruby-forum.com/t/sup-0-5-released/135506)
**Author:** [@trucker](https://www.ruby-forum.com/u/trucker)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 7:09pm UTC](https://www.ruby-forum.com/t/sup-0-5-released/135506 "2008-04-22T19:09:52Z")
Sup version 0.5 has been released! http://sup.rubyforge.org Sup is a console-based email client for people with a lot of email. It supports tagging, very fast full-text search, automatic contact- list management, an… --- ## [Looking for Hidden Gems](https://www.ruby-forum.com/t/looking-for-hidden-gems/134556)
**Author:** [@bbazzarrakk](https://www.ruby-forum.com/u/bbazzarrakk)\ **Replies:** 12\ **Last updated:** [April 22, 2008, 6:04pm UTC](https://www.ruby-forum.com/t/looking-for-hidden-gems/134556 "2008-04-22T18:04:39Z")
I’m hunting for some gems that are under loved, off the beaten path, poorly documented, or just lesser known yet still wickedly useful. I think something like NArray or RBTree falls into this category. I would love t… --- ## [Catching runtime exceptions from callbacks](https://www.ruby-forum.com/t/catching-runtime-exceptions-from-callbacks/135495)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 6:01pm UTC](https://www.ruby-forum.com/t/catching-runtime-exceptions-from-callbacks/135495 "2008-04-22T18:01:41Z")
Hello, I am currently integrating Ruby (1.8.6) inside an application. Until now, I had no impossible problem although the API documentation is a bit poor. I use rb\_load\_protect to load a startup script file that cont… --- ## [Protocols and implicit conversions](https://www.ruby-forum.com/t/protocols-and-implicit-conversions/135473)
**Author:** [@John\_LSSIRONRUBY](https://www.ruby-forum.com/u/John_LSSIRONRUBY)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 5:43pm UTC](https://www.ruby-forum.com/t/protocols-and-implicit-conversions/135473 "2008-04-22T17:43:06Z")
I wanted to call out a fairly simple pattern that shows up in our libraries that folks largely haven’t caught onto in the patches that they’ve been submitting: Wayne recently submitted a patch for exist? and exists? w… --- ## [What is your favourite IDE?](https://www.ruby-forum.com/t/what-is-your-favourite-ide/91795)
**Author:** [@ChrisKaelin](https://www.ruby-forum.com/u/ChrisKaelin)\ **Replies:** 94\ **Last updated:** [April 22, 2008, 4:39pm UTC](https://www.ruby-forum.com/t/what-is-your-favourite-ide/91795 "2008-04-22T16:39:41Z")
I prefer using eclipse for it’s freedom, ruby and svn plugins etc. But the big problem now is, debuggin does not work anymore after v. 3.2 and a solution seems to be quite some time away and rdb is a little unhandy fo… --- ## [Coerce with Rational and Complex](https://www.ruby-forum.com/t/coerce-with-rational-and-complex/135358)
**Author:** [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\ **Replies:** 2\ **Last updated:** [April 22, 2008, 4:31pm UTC](https://www.ruby-forum.com/t/coerce-with-rational-and-complex/135358 "2008-04-22T16:31:49Z")
e$B1sF#$H?=$7$^$9!#e(B e$B0J2\<$N5sF0$O0U?^E\*$G$7$g$&$+!#e(B p 1.coerce(Rational(1, 2)) #=\> \[0.5, 1.0\] e$BD\>46E\*$K$Oe(B \[Rational(1, 2), Rational(1, 1)\] e$B$,M\_$7$$$G$9!#e(B e$B$^$?!"0J2\<$O$I$&$G$7$g$&$+!#e(B p 1.co… --- ## [Rools gem for rule engine?](https://www.ruby-forum.com/t/rools-gem-for-rule-engine/135459)
**Author:** [@varunkumargoel](https://www.ruby-forum.com/u/varunkumargoel)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 3:43pm UTC](https://www.ruby-forum.com/t/rools-gem-for-rule-engine/135459 "2008-04-22T15:43:33Z")
Hi All, Any one worked on Rools rule engine.If yes pls tell me some idea that how to use this and how can i make most of it. Need your help… Thanks, Varun --- ## [CSV nesting](https://www.ruby-forum.com/t/csv-nesting/135366)
**Author:** [@shinji](https://www.ruby-forum.com/u/shinji)\ **Replies:** 4\ **Last updated:** [April 22, 2008, 3:05pm UTC](https://www.ruby-forum.com/t/csv-nesting/135366 "2008-04-22T15:05:16Z")
I have a snippet of code that looks like this: next if row.nil? for i in 0...row.length next if row\[i\].nil? f.puts " \<#{fields\[i\]}\>#{row\[i\]}\" end this is part of a small script that parses a CSV doc… --- ## [SVN r94: Getting Ruby String to Rails spec pass rate of 89%](https://www.ruby-forum.com/t/svn-r94-getting-ruby-string-to-rails-spec-pass-rate-of-89/135468)
**Author:** [@John\_LSSIRONRUBY](https://www.ruby-forum.com/u/John_LSSIRONRUBY)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 2:44pm UTC](https://www.ruby-forum.com/t/svn-r94-getting-ruby-string-to-rails-spec-pass-rate-of-89/135468 "2008-04-22T14:44:43Z")
Summary: Changes in String to get us closer to running Rails. We are now passing Rails specs at a 375/421 (89%) rate. String specs overall are passing at a 572/744 (76%) rate. Most of the specs that are failing are re… --- ## [Sybase ruby almost working](https://www.ruby-forum.com/t/sybase-ruby-almost-working/129936)
**Author:** [@joe](https://www.ruby-forum.com/u/joe)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 2:22pm UTC](https://www.ruby-forum.com/t/sybase-ruby-almost-working/129936 "2008-04-22T14:22:56Z")
Hello Everyone, I am trying out sybase and ruby. I installed freetds-0.64. I am able to connect to the sybase server in port 4101 using tsql. I am then downloaded sybct-ruby-0.2.9 and commented out the freetds lines. … --- ## [Check\_insecure\_method in trunk/lib/drb/drb.rb](https://www.ruby-forum.com/t/check-insecure-method-in-trunk-lib-drb-drb-rb/135462)
**Author:** [@Kazuhiro\_NISHIYAMA](https://www.ruby-forum.com/u/Kazuhiro_NISHIYAMA)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 1:22pm UTC](https://www.ruby-forum.com/t/check-insecure-method-in-trunk-lib-drb-drb-rb/135462 "2008-04-22T13:22:37Z")
e$B@\>;3OB9-$G$9!#e(B 1.9e$B$Ne(Blib/drb/drb.rbe$B$Ne(Bcheck\_insecure\_methode$B$Oe(B obj.private\_methods.include?(msg\_id.to\_s)e$B$N$h$&$Ke(B e$B$J$C$F$$$F!"e(Bprivate\_methodse$B$J$I$,e(BSymbole$B$NG\[Ns$re(B e$BJV$9$N$… --- ## [How to write data to Excel file format in Ruby on linux platform](https://www.ruby-forum.com/t/how-to-write-data-to-excel-file-format-in-ruby-on-linux-platform/135458)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 12:18pm UTC](https://www.ruby-forum.com/t/how-to-write-data-to-excel-file-format-in-ruby-on-linux-platform/135458 "2008-04-22T12:18:37Z")
Hi All, I want to create a excel sheet and write a data to it in Ruby langauge on a lunux platform. My current ruby script reads some information from YAML format and want to create one excel file as a result file on … --- ## [Deleting of files older than a stipulated date](https://www.ruby-forum.com/t/deleting-of-files-older-than-a-stipulated-date/135012)
**Author:** [@owc](https://www.ruby-forum.com/u/owc)\ **Replies:** 7\ **Last updated:** [April 22, 2008, 11:47am UTC](https://www.ruby-forum.com/t/deleting-of-files-older-than-a-stipulated-date/135012 "2008-04-22T11:47:43Z")
Pardon for my multiple posts in this forum as Im rushing a project but still quite new in ruby… Anyway, I would like to select files to delete based on their datestamped folders. For example, I would like to delete f… --- ## [How to use regexp assertion](https://www.ruby-forum.com/t/how-to-use-regexp-assertion/135448)
**Author:** [@smellcode](https://www.ruby-forum.com/u/smellcode)\ **Replies:** 3\ **Last updated:** [April 22, 2008, 11:40am UTC](https://www.ruby-forum.com/t/how-to-use-regexp-assertion/135448 "2008-04-22T11:40:01Z")
how to use regexp assertion like this in perl /some\_pattern(?=exp)/ --- ## [Module\_function](https://www.ruby-forum.com/t/module-function/135415)
**Author:** [@Wayne\_K](https://www.ruby-forum.com/u/Wayne_K)\ **Replies:** 1\ **Last updated:** [April 22, 2008, 9:39am UTC](https://www.ruby-forum.com/t/module-function/135415 "2008-04-22T09:39:05Z")
Is anyone currently working on or have any ideas regarding the implementation of Module::module\_function? (this is where I’m currently stuck in trying to execute setup.rb for gems) module\_function is meant to take a … --- ## [Gem setup.rb](https://www.ruby-forum.com/t/gem-setup-rb/135445)
**Author:** [@Wayne\_K](https://www.ruby-forum.com/u/Wayne_K)\ **Replies:** 0\ **Last updated:** [April 22, 2008, 9:22am UTC](https://www.ruby-forum.com/t/gem-setup-rb/135445 "2008-04-22T09:22:32Z")
Still working towards executing setup.rb for gems … After sidestepping the lack of a module\_function implementation and implementing a few dummy modules such as etc.so … Undefined method ‘extend’ (missing from Kerne… [Previous page](https://www.ruby-forum.com/c/ruby/7.md?page=1151) [Next page](https://www.ruby-forum.com/c/ruby/7.md?page=1153)