The use of smart technologies, the internet things (IoT), social media, and others produce a billion or more pieces data in different formats. Big has risen to become most sought-after field computer science. e-commerce evolved significantly continued flow until now even after pandemic. So, big technologies helped with development approach collecting, storing, processing, extracting this field....

In the Big Indonesian Dictionary (KBBI), boarding house is staying at someone else's with or without food (by paying monthly). The emergence of new technologies in industrial revolution will fundamentally change way people work and live. era 4.0, internet technology facilitates communication between humans machines that are no longer limited by space time. One a key aspect competitiveness namel...

To face prevailing problems with existing tools for interactively building graphical user interfaces we present a new object-oriented approach to implementing visual programming tools. This approach is employed by the user interface development environment XIT. It is based on the representation of knowledge for creating and manipulating interaction objects in the underlying user interface toolk...