user terminal

The concept of video-on-demand and interactive television The interactive TV ITV (Interactive TV) system is a new form of information service in recent years, it has increased the interactive ability for the ordinary TV set, so that people can

A signal is a software interrupt, an asynchronous communication method that handles an asynchronous event. For example, we run the program in the terminal, by pressing the keyboard "CTRL + C", you can send a SIGINT interrupt signal to stop the

From: Author: (2001-11-2307: 08: 00) 1. the goal of the Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. it is independent of the transfer subsystem and requires only one channel that can ensure the order of

Now, when the user terminal opens the page, it sends the latitude and longitude to the server. Then the server queries the database. SQL is not very complex. But if the number of users comes up, MySQL will certainly be Alexander. There are

IPTV access networks are quite common. So I have studied the comprehensive application of WiMAX in IPTV access networks. Here I will share with you, hoping it will be useful to you. The MAC layer of the WiMAX system (including 802.16e and 802.16-2004

From: Author: (2001-11-2307: 08: 00) 1. the goal of the Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. it is independent of the transfer subsystem and requires only one channel that can ensure the order of

This article describes how to use php and javascript to determine the visitor terminal type. it is very simple and practical. For more information, see. When a user uses a mobile terminal such as a mobile phone to access a website, we can use a

The topic of "cloud computing" has been in the industry for almost a year. Many readers still don't understand what this new architecture means? Recently, several mainstream anti-virus vendors, such as trends and rising stars, have announced the

1SIGHUP This signal is issued at the end of the user terminal connection (normal or abnormal), usually at the end of the control process of the terminal to notify the same session of the various jobs, when they are no longer associated with the

A pay cable TV network plans to relay an important football match. Their broadcast network and user terminal constitute a tree structure, the root node of the tree is located at the scene of the football match, the leaves for each user terminal, and

Topic descriptionA pay cable TV network plans to relay an important football match. Their broadcast network and user terminal constitute a tree structure, the root node of the tree is located at the scene of the football match, the leaves for each

This series of articles written by muge0913, reproduced please note the Source: http://blog.csdn.net/muge0913/article/details/7322710 Signal and Its Introduction A signal is a process communication method that is used to process asynchronous events.

Orphan and daemon     We learned how to create a process through the fork () function and vfork () function. Now let's continue to learn two special processes: orphan process and daemon process.1. Orphan Process1. What is an orphan process?If the

Reprinted from http://blog.csdn.net/tigerjb/article/details/6007073 We learned how to create a process through the fork () function and vfork () function. Now let's continue to learn two special processes: orphan process and daemon process.1. Orphan

   Communication network technology is a technology for planning, designing, constructing and maintaining networks. To build and maintain a communication network well, you must understand the structures, interfaces, protocols, and technical

When users use mobile terminals such as mobile phones to visit the site, we can detect the user terminal type, if it is a mobile phone users, then guide users to access the mobile screen to adapt to cell phone site. This article describes using PHP

Wireless access network According to the advent of the 70 generation of the first generation of systems, that is, a point to the multi-point microwave system, the second generation of the 80 system, that is based on the simulation of cellular

When users use mobile devices such as mobile phones to access the site, we can detect the user terminal type through the program, if it is a mobile phone user, then guide the user to the mobile site adapted to the mobile screen. This article will

Simple Mail Transfer Protocol (SMTP) 1.Introduction The goal of Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. It is independent of the transfer subsystem and requires only one channel that can ensure the order of

1. Introduction The goal of Simple Mail Transfer Protocol (SMTP) is to transmit mail reliably and efficiently, which is independent of the transfer protocol.The delivery subsystem only requires a channel that can ensure the sequence of transmitted