Genlinux

Up and running with ruby 1.9.3 for rails 4 versions

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 15 Jan 2012 05:40:23 PST

Rails/master is now 4.0.0.beta and will support only ruby 1.9.3+ as per Riding Rails. For installing multiple versions...

Paperclip::CommandNotFoundError: Paperclip::CommandNotFoundError

noreply@blogger.com (Gen.lostwarrior(Jude)) — Mon, 10 Oct 2011 10:20:49 PDT

If you find this error in your rails app project, then check whether rmagick is installed.If not please follow the...

Javascript integer alerts

noreply@blogger.com (Gen.lostwarrior(Jude)) — Wed, 05 Oct 2011 09:14:13 PDT

While working on a javascript issue for our project, we notice the strange behavior of integers and strings.We were...

Missing modules (cat /proc/modules; ls /dev)

noreply@blogger.com (Gen.lostwarrior(Jude)) — Wed, 14 Sep 2011 07:29:39 PDT

I was facing a boot problem, when i started up my Ubuntu 9.10. Gave up waiting for root device. Common problems: -...

Rspec views with Rails 3

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sat, 10 Sep 2011 11:01:17 PDT

For a long time, i didn't try with creating apps with BDD or TDD.So i decided to go with rspec, after reading the Rails...

Web developer interview Questions

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sat, 30 Jul 2011 01:11:08 PDT

As i was sophisticated with web development by developing the XHTML Templates, so i was looking for a change. I wanted...

noreply@blogger.com (Gen.lostwarrior(Jude)) — Thu, 21 Jul 2011 08:12:23 PDT

Compound key A compound key is any database key that consists of two or more columns. Examples: If a product is...

Apache configuration for hosting static files

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 10 Jul 2011 00:22:15 PDT

Configuring apache for hosting files seems to be easy now.Previously i have made a article about apache hosting.Now...

Rename a tag in Git

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 03 Jul 2011 01:34:19 PDT

For deleting the renaming the tag from local or remote, first we have map it to the new tag.So lets map the new one...

Disable .tmp files from Aptana

noreply@blogger.com (Gen.lostwarrior(Jude)) — Fri, 29 Apr 2011 10:40:51 PDT

While working on BloggerR project seen some minor problems with the Aptana Editor.Whenever i want to push my code,...

Css Hacks for google chrome

noreply@blogger.com (Gen.lostwarrior(Jude)) — Fri, 22 Apr 2011 02:22:10 PDT

CSS hacks take advantage of browser bugs for hiding CssRules from specific web browsers.Dealing with browser...

Ruby Challenge : Prime Numbers - Part II

noreply@blogger.com (Gen.lostwarrior(Jude)) — Mon, 04 Apr 2011 11:51:54 PDT

Last week i have written a post on prime numbers, later i found this blog using regular expression for checking prime...

Ruby Challenge : Prime Numbers - Part I

noreply@blogger.com (Gen.lostwarrior(Jude)) — Mon, 28 Mar 2011 10:09:09 PDT

One of the most important and beautiful fields of mathematics is number theory - the study of numbers and their...

Revert changes to previous version in git

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 06 Mar 2011 00:09:30 PST

As a developer, we tends to make mistakes when we are committing our code to the repository.When we are using git, its...

Export oracle sql output to excel format

noreply@blogger.com (Gen.lostwarrior(Jude)) — Wed, 02 Mar 2011 11:52:53 PST

Usually for exporting oraclce sql output to any formats (text, pdf, excel, xml), we will go for toad or any other...

Shell script to run a particular job not on holidays

noreply@blogger.com (Gen.lostwarrior(Jude)) — Thu, 10 Feb 2011 15:15:57 PST

Currently i had a requirement in my opensource project to run the jobs not on holidays.In the previous post, i have...

My first shell script to fetch the dates

noreply@blogger.com (Gen.lostwarrior(Jude)) — Wed, 26 Jan 2011 10:00:30 PST

I was with linux for the past 4.5 years, but i didn't try anything with shell scripts.Now i had a small work to deal...

error: Entry foo not uptodate. Cannot merge

noreply@blogger.com (Gen.lostwarrior(Jude)) — Fri, 17 Dec 2010 23:38:46 PST

I have forked one of my friends repository to work along with him.While i was updating the recent changes from my...

Multiple ssh keys for github through ssh config

noreply@blogger.com (Gen.lostwarrior(Jude)) — Mon, 06 Dec 2010 08:14:00 PST

I am having two github accounts for my projects.At first i used to work one git account from my desktop and other...

Required qualifications for a Ruby on rails developer

noreply@blogger.com (Gen.lostwarrior(Jude)) — Mon, 29 Nov 2010 07:55:07 PST

Want to be a efficient ROR developer.Then you should know all these Looking for code monkeys we want to find people...

How to use github and fork a project

noreply@blogger.com (Gen.lostwarrior(Jude)) — Wed, 26 Jan 2011 09:02:50 PST

Since i have changed my concern, i have to hardly switch over to java.But i don't have any interest in java.So i...

Installing Rails3 with RVM in Ubuntu

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sat, 23 Jul 2011 08:54:20 PDT

Really excited to work with rails3.Since i changed my concern, i was not updating the blog frequently.But the love...

Parsing XML in ruby using Hpricot

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 05 Sep 2010 00:40:02 PDT

For parsing xml in one of my projects, i started surfing then i tried with hpricot.There are lots of parsers, but i...

Crop mp3 in ubuntu linux

noreply@blogger.com (Gen.lostwarrior(Jude)) — Sun, 25 Jul 2010 01:14:53 PDT

If you crop a mp3 file under ubuntu, it easy and simple.Just install the package sudo apt-get install...

undefined method `helper_method'

noreply@blogger.com (Gen.lostwarrior(Jude)) — Tue, 20 Jul 2010 11:03:07 PDT

Whenever we want to move the methods from model to helper, then we will use the code base.send :helper_method.So that...