PayPal is an online payments and money transfer service that allows you to send money via email, phone, tex...

Rails is a web-application framework that includes everything needed to create database-backed web applicat...

SQLite is an embedded SQL database engine. Unlike most other SQL databases, SQLite does not have a separate...

Apache Tomcat powers numerous large-scale, mission-critical web applications across a diverse range of indu...

It is a program run by Google through which website publishers in the Google Network of content sites serve...