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Web scraping is the process of automatically mining data or collecting information from the World Wide Web. It is a field with active developments sharing a common goal with the semantic web vision, an ambitious initiative that still requires breakthroughs in text processing, semantic understanding, artificial intelligence and human-computer interactions.
A screen fragment and a screen-scraping interface (blue box with red arrow) to customize data capture process. Although the use of physical "dumb terminal" IBM 3270s is slowly diminishing, as more and more mainframe applications acquire Web interfaces, some Web applications merely continue to use the technique of screen scraping to capture old screens and transfer the data to modern front-ends.
Facebook pays $4 billion in cash, $12 billion in Facebook shares, and an additional $3 billion in restricted stock units granted to WhatsApp's founders. [40] Mar 2014: Someone discovers a vulnerability in WhatsApp encryption on the Android application that allows another app to access and read all of a user’s chat conversations within it. [41 ...
The main features in online communities that attract people are a shared communication environment, relationships formed and nurtured, a sense of belonging to a group, the internal structure of the group, common space shared by people with similar ideas and interests. The three most critical issues are belonging, identity, and interest.
The first part of a standards document usually defines the format properties for the material, like codec, bitrate, resolution, file type and file size. Creators of the standard usually do comprehensive testing to find optimal codecs and settings for sound and video to maximize image quality in the selected file size.