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cashnocash In what can be a breather for people waiting outside the ATMs to withdraw cash, here comes a website that can help you locate an ATM with cash in your vicinity. www.cashnocash.com  updates real time statistics based on the users' feedback and lets you know which ATM has cash, which has long queues and which has gone cash-dry. Just log in and type in your area code. The website will display which ATM has cash and which doesn't. Since the website updates data based on users' feedback, one can update the status by clicking the ATM venue link and then selecting one of the three options -- cash, long wait and no cash -- to help the website get updated for other users.

HUB Networks using a Star topology require a central point for the devices to connect. Originally this device was called a concentrator since it consolidated the cable runs from all network devices. The basic form of concentrator is the hub.   As shown in Figure; the hub is a hardware device that contains multiple, independent ports that match the cable type of the network. Most common hubs interconnect Category 3 or 5 twisted-pair cable with RJ-45 ends, although Coax BNC and Fiber Optic BNC hubs also exist. The hub is considered the least common denominator in device concentrators. Hubs offer an inexpensive option for transporting data between devices, but hubs don't offer any form of intelligence. Hubs can be active or passive. An   active hub  strengthens and regenerates the incoming signals before sending the data on to its destination. Passive hubs  do nothing with the signal. Ethernet Hubs An Ethernet hub is also called a multiport repeater. A repeater is a dev...