Technical Specification and kick off details for Magento 2

• Operating systems (Linux x86-64)
• Minimum 2 GB  RAM
• Composer
• Web servers
• Apache 2.2 or 2.4 OR  Nginx 1.8
• MySQL 5.6
• PHP (5.6.x Or 7.0.2)

There are three ways of magento 2 installation
i)     Project setup/Downloading the code base from https://magento.com/tech-resources/download and unzip the folder . Traverse to your document root (by using cd command) and run the command.

composer update

and then

php bin/magento setup:upgrade

ii) Directly take it from magento repo. cd to your repository

composer create-project --repository-url=https://repo.magento.com/ magento/project-community-edition magento2

where magento is your project name.

iii) Download web installer (Project setup/Downloading the code base from https://magento.com/tech-resources/download and unzip the folder ) then perform the following steps:-
a) Start a web browser
b) Enter the following URL in the browser’s address or location bar:  http://<Magento host or IP>/<path to Magento root>/setup

Note:  If your code is installed through web installer then your Magento core will be available under ‘app/code/Magento’ folder where as if you get the code from repository then magento core is available under ‘verndor’ folder. Vendor directory also contains third-party PHP packages, such as Symfony and ZendFramework. You can install additional PHP modules using composer as well.

• HTML5
• CSS3 (using LESS CSS pre-processor)
• jQuery (its using jquery as primary JavaScript library)
• RequireJS (This library that helps load JavaScript resources on demand)
• Knockout.js (It simplifies JavaScript UIs with the Model-View-View Model pattern)
• Multiple Third-party libraries (Zend Framework 1, Zend Framework 2, Symfony)
• Coding standards PSR-0 (autoloading standard), PSR-1 (basic coding standards), and PSR-2 (coding style guide), PSR-3, PSR-4

• Varnish (for caching)
• Redis ( for page caching)
• Solr (for search engine)
• Elasticsearch (another option search engine)

Magento2 is not only a full fledged ecommerce system but also it provides automated testing suites that include unit, integration, functional and performance test scripts, as well as JavaScript tests and tools for static code analysis. We can use Behaviour Driven Development (BDD) as well. Components include PHPUnit for the unit test framework and Selenium for the functional test framework.