What is Scrapy? Scrapy is a fast high-level screen scraping and web crawling framework, used to crawl websites and extract structured data from their pages. It can be used for a wide range of purposes, from data mining to monitoring and automated testing.

USB On-The-Go and Embedded Host Virtually every portable device now uses USB for PC connectivity. As these products increase in popularity, there is a growing need for them to communicate both with USB peripherals and directly with each other when a PC is not available. There is also an increase in the number of other, non-PC hosts (Embedded Hosts) which support USB in order to connect to USB peripherals.

Raspberry Pi An ARM GNU/Linux box for $25.

APC runs a custom Android system, built for keyboard and mouse input. A basic selection of applications is preinstalled. Also included is a full set of consumer I/O ports, enabling APC to connect to your PC monitor or TV.

Z-Wave is a wireless communications protocol designed for home automation, specifically to remotely control applications in residential and light commercial environments. The technology uses a low-power RF radio embedded or retrofitted into home electronics devices and systems, such as lighting, home access control, entertainment systems and household appliances.

DASH7 is an open source wireless sensor networking standard for wireless sensor networking, which operates in the 433 MHz unlicensed ISM band. DASH7 provides multi-year battery life, range of up to 2 km, indoor location with 1 meter accuracy, low latency for connecting with moving things, a very small open source protocol stack, AES 128-bit public key encryption support, and data transfer of up to 200 kbit/s. DASH7 is the name of the technology promoted by the non-profit consortium called the DASH7 Alliance.

Geoff Morrell, porte-parole du Pentagone prie Wikileaks de rendre les documents qu’il a en sa possession et d’effacer toutes les copies qu’il a pu en faire. Il ira jusqu’à menacer l’organisation en disant à présent que Julian Assange doit bien se comporter et qu’il doit rendre ce qu’il a volé, mais que s’il refuse, ils trouveront bien une autre alternative pour l’obliger à plier. Il n’y va pas dans la demi-mesure et c’est bien la première fois qu’un dirigeant menace quelqu’un en public, devant un parterre de journalistes.

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XBee Tutorial: Setting up your XBees

XBees are wireless transceivers from Digi that implement the Zigbee protocol. They are simple devices that we can use to set up serial communications between our applications. Using the XBee tutorial you will have your devices talking in no time!