The hosts file is a file responsible for IP address and domain name express resolution in Windows system and is saved in ASCLL format.
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Subnet mask is also called network mask, address mask and subnet mask. It is used to indicate which bits of an IP address identify the subnet where the host is located and which bits identify the bit mask of the host. The subnet mask cannot exist alone. It must be used in combination with the IP address. The subnet mask has only one function, which is to divide an IP address into two parts: network address and host address. The subnet mask is the basic knowledge that everyone who uses the Internet must master. Only by mastering it can you truly understand the TCP/IP protocol settings. Let's explain what subnet mask is in simple terms.
If the user wants to extend the effective service life of the battery, in addition to the quality of the charger, the correct charging method is also essential, because the poor quality charger or the wrong charging method will affect the service life and cycle life of the battery. Here are the tips on extending the life of the mobile phone charging battery that the author has compiled:
Cell phone battery is an important part of the phone, and its life and capacity directly affect the experience of using the phone. So, how should we charge the phone properly?
The working principle of the projector is based on the fusion of optical and electronic technologies.
Machine vision technology aims to simulate and emulate the human visual system through algorithms and models that enable computers to "see" and understand information in images or videos.
SLR digital cameras and we are more in contact with the ordinary consumer digital cameras are two completely different systems, the difference here is mainly reflected in the internal structure of the two.
This word is believed that as long as you are familiar with the digital field, you will not be unfamiliar with it. Resolution is the precision of screen image, which refers to the number of pixels displayed by the display. Since the dots, lines and surfaces on the screen are all composed of pixels, the more pixels the display can display, the finer the picture will be, and the more information can be displayed in the same screen area, so the resolution is one of the very important performance indicators. The whole image can be thought of as a large chessboard, and the resolution is expressed by the number of intersection points of all longitude and latitude lines.
Laptop temperature is too high will lead to switching or open the program relatively lag, serious will make the computer blue screen or automatic restart.
Router in the process of use, will produce a lot of junk files, we need to regularly clean up these cache, so as to improve the network speed, if not shut down for a long time as more and more of this junk, the operating speed will be reduced.