Passion of IT

Posts in category Telecomunications (3)

What is protocol?

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Protocol  is a set of rules or procedures for transmitting data between electronic devices, such as computers. In order for computers to exchange information, there must be a preexisting agreement as to how the information will be structured and how each side will send and receive it. The TCP IP communication is made of 4 layers, one on top o [...]

GetUserMedia works only on HTTPS

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A new functionality provided by HTML5 is getUserMedia which allows to connect directly to the microphone and the webcam for either making videos or taking picture using the client browser and JavaScript without any additional library I tested this functionality on the 13/06/2015 and it was working fine. Today I tested again this functionality [...]

TCP-IP, Java.net

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These libraries allow to work with the lowest layer of the TCP-IP protocol in client-server applications, this layer is a little up the transport one. Internet is a wide network, when a computer is connected to the telephone line, this machine is connected to the ISP (internet service provider) and this ISP have all the tools to allows to in [...]

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