http://kiran.gnufied.org Its mainly about Ruby on Rails ! Wed, 07 Jan 2009 07:07:26 +0000 http://backend.userland.com/rss092 en The 'svn merge' command compares two trees, generates a patch, then applies that patch to a working copy. Yes, you have complete freedom to compare any two trees, and thereby generate any patch you want. But that does *not* mean that 'svn merge' always will do what ... http://kiran.gnufied.org/2008/12/27/driver-error-svn-merge/ Make sure you are in the root of your app and do: svn propedit svn:externals vendor/plugins Just delete the line(s) of the plugins you no longer want. If you get the following error then you need to set your environment variable. svn: None of the environment variables SVN_EDITOR, VISUAL or EDITOR is set, and ... http://kiran.gnufied.org/2008/12/06/avoid-svn-updates-for-external-rails-plugins-in-your-application/ Rails migrations are great, they allow continual evolution of database schema. Sometimes, especially when prototyping, I hate to run migrations down and up and load data, just to make small independent change in database table. In this situations I run only specific migration: ruby script/runner 'require "db/migrate/005_create_blogs"; \n CreateBlogs.migrate(:down)' ruby script/runner 'require "db/migrate/005_create_blogs";\n ... http://kiran.gnufied.org/2008/10/15/i-need-an-individual-file-to-be-migrated-in-rails/ "Enni Gundelu aaa?" Its a normal saying in telugu asking How dare you? But the exact words translation is "How many hearts you have haan?" Hmm... Well... I have two hearts !!! http://kiran.gnufied.org/2008/08/28/enni-gundelu-aaa/ Apart from Redhat Linux, I'm also trying to set up my Rails app on a Win XP Pro machine to clarify some Ajax effects in IE. IE used system hosts file very well. But at the same time, on the same OS,  my latest Mozilla Firefox version 3.0.1 ... http://kiran.gnufied.org/2008/07/28/weird-rare-and-what-not/ Every time we install Ruby/Rails/Mysql/Rmagick/Vpn on Ubuntu Gutsy or Hardy we face the same  errors again and again. Lets reduce the installation time and have a loop-back-fix-free or smooth installation experience. After you run the CD or install Ubuntu, make sure of your Network Proxies if any, if so, you ... http://kiran.gnufied.org/2008/06/25/ubuntu-ror-mysql-svn-vpn/  All thats nice, sweet and makes one happy is a treasure. And if anything of that sort is hidden is called the Hidden Treasure I mean... what you say? Well, I am talking about "My fav. singer" and thats the talent of my best buddy thats hidden.. http://kiran.gnufied.org/2008/06/17/the-hidden-treasure/ Yesterday it happened to come across an article on "Mingle: A Rails based enterprise product" by Thoughtworks Studio. They have used Jruby on Rails for many reasons, which made me even more curious to browse around and know on it more and more but comprises three main points... >  Invoking Java code from Ruby >  ... http://kiran.gnufied.org/2008/06/12/jruby-on-rails-in-glassfish-v3/ Writing code or set of programs result into "Software products" that are generic or customized according to the customer specifications. Now whats this Engineering doing out here? This is a quite common query... Engineering in general terms mean "The application of Science to the design, building and use of  machines, constructions etc." Composing the both... the definition ... http://kiran.gnufied.org/2008/06/12/what-does-engineering-doing-in-software-engineering/ The reason why the projects are categorized into large, medium, small, and very small is that they need to follow different processes for development.     Small and Very Small projects should follow only Waterfall Model, whereas Medium size projects follow either Waterfall or Iterative model. Lastly, Large projects follow either Waterfall or Iterative or Incremental ... http://kiran.gnufied.org/2008/06/12/process-tool/