Schienen 3

Bundler: Verwalten von Ruby-Anwendungs-Gems einfacher gemacht!

Bundler is as new concept introduced in Rails 3, which helps us to manage our gems for the application. It is used to install and include the gems needed by the application. If the gem is available in the system bundle it will use that, otherwise it will pick the same from the rubygems.org. Bundler …

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Verantwortung für die Sicherheit von Webanwendungen

Flicking of TV channels, clicks of mouse or the turning of newspapers pages would have inadvertently told you about the various hacking of mega corporations, with misappropriated data, personal and financial information. This type of hacks have left a lot of corporations embarrassed for failing to protect their business image. Web Application Security is the …

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Die Grundlagen zum Erstellen und Verwenden von Modulen in Rails

Ruby on Rails is a wonderful open source full-stack web application framework favouring convention over configuration. With reusable, easily configurable components normally used for creating applications, building applications in Rails is faster and easier resulting in improved productivity and business growth. It is gaining traction with developers as it is flexible, scalable, and easy for …

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Eine Einführung in die Rails-API

API stands for Application Interface Program, which provides one application to interact with ‘n’ number of applications which is of same/different language, to access the data/functionality. Creating API application provides more scalability to the web applications. It will also helps for the easy integration with cross domain applications/languages. • iOS apps • Android apps • …

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Entfernen Sie Dateien aus dem Revisionsverlauf des SVN-Repositorys

When we work on a private repository which is used for our personal testing or development, we may upload some private data. The unwanted file uploads in multiple commits will drastically increase the repository size. Once the development work is over and when we decide to make the repository public, we will have to consider …

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Quelle des RoR-Installationsformulars und Bereitstellung einer Test-App

• download the ruby source, then unzip, untar, configure and install [root@railstestwebmin ~]#wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p194.tar.bz2 [root@railstestwebmin ~]#tar xjvf ruby-1.9.3-p194.tar.bz2 [root@railstestwebmin ~]#cd ruby-1.9.3-p194 [root@railstestwebmin ruby-1.9.3-p194]#./configure [root@railstestwebmin ruby-1.9.3-p194]#make [root@railstestwebmin ruby-1.9.3-p194]#make install • check the ruby version [root@railstestwebmin ~]#ruby -v • download ruby gems and install [root@railstestwebmin ~]#wget http://rubyforge.org/frs/download.php/76073/rubygems-1.8.24.tgz [root@railstestwebmin ~]#tar xzvf rubygems-1.8.24.tgz [root@railstestwebmin ~]#cd rubygems-1.8.24 [root@railstestwebmin rubygems-1.8.24]#ruby setup.rb …

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Engine Yard – Die kommende Cloud-Plattform

Engine Yard is one of the leading development and deployment platform for the cloud. With a unique combination of Ruby on Rails Expertise, operations automation, open source community involvement, and world class service. Engine Yard empowers businesses to build and run cloud based applications easily and cost effectively. More than 2,200 customers, from explosive growth …

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Wie verwende ich die LinkedIn-API in Rails-Anwendungen?

LinkedIn  provides 2 APIs: The JavaScript API is a rich client library enabling you to build dynamic applications in the web browser. Use OAuth 2 to easily authorize users via the “Sign In with LinkedIn” button, access LinkedIn data with native objects, and interact with Plugins. The REST API provides a simple, consistent representation of …

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Probleme beim Einrichten von Rails 3 mit Ruby 1.9.2

I migrated all my applications to Rails 3 with ruby 1.9.2, after I installed ruby I faced few errors. Few of them are 1) The arrow keys were not working in irb console and “no such file to load –readline” error. This is the problem which occurs when the readline extension is not installed with …

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