Twitter and its competitors have spawned an entire ecosystem.
Microblogging services--which let subscribers post short personal updates online or broadcast them as text messages--have inspired a slew of ancillary services.
Clients are desktop or mobile-device applications that access microblogs' content. Toys are sites that present the content in new ways, often combined with other data. Accessories meet needs specific to microbloggers--such as a way to shorten URLs so that they fit inside status updates. The time line (left and here) of service launch dates provides a snapshot of the whole ecosystem.
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Manufacturing in the United States is in trouble. That's bad news not just for the country's economy but for the future of innovation.
This document is part of the “How-To Guide for Most Common Measurements” centralized resource portal. This tutorial provides a detailed guide for measurement and device considerations to take temperature measurements using thermocouples. Get an introduction to thermocouples, which are inexpensive sensing devices widely used with PC-based data acquisition systems. Also review some specific thermocouple examples and learn how thermocouples work and ways to integrate them into a data acquisition measurement system.
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