Computer technology

Last modified: 2025-01-22 21:01

The user of a personal computer, in one way or another, is faced with various difficult situations associated with the connection of external devices. One of the most difficult tasks is connecting a hard drive from a computer to a laptop, which really doesn't take more than 15 minutes to complete

Last modified: 2025-01-22 21:01

A scanner is a device that is indispensable for converting a wide variety of documents into electronic form, from texts and tables to photographs. Scanner models are constantly improving, their functionality is increasing, and prices are falling, so that the scanner increasingly finds itself on the table next to your home computer

Last modified: 2025-01-22 21:01

In terms of sound quality, a car radio tape recorder can overtake many modern music centers, even the most ordinary, inexpensive and not well-known manufacturer. With it, you can significantly improve your home speaker system. It is necessary - block from the computer system

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For any office worker, or just an active user of a personal computer, the problem of a malfunctioning keyboard can cause colossal harm. If you don't have a spare keyboard, you will have to fix the old one. At this point in time, information technology allows you to unlock the keyboard without leaving your home

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The front panel of the computer contains the power and reset buttons, power and activity LEDs for the hard drive, speaker, external USB connectors. It is connected with several cables to the motherboard. It is necessary - screwdriver

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Connecting a mixer to a laptop is not an easy task. It's one thing to connect a wire to two connectors, and another thing to choose a suitable sound card, which you will certainly encounter if you continue to play music. It is necessary - a set of wires for connecting the mixer to a laptop, on one side of which there must be a “jack” plug

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Most modern modems do not connect to a computer via standard USB cables, so the control of these devices has its own peculiarities. A standard modem connects to a computer via an Ethernet network cable. That is why the modem settings are turned on in a not quite standard way

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If you decide to crimp the network cable for your local network yourself, you should study the location of the wires by color. This point is the most important when connecting the connector. Otherwise, as a result, your network will simply be inoperable

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Many novice musicians are wondering how to connect a mixing console to a multichannel sound device. Which remote to choose and how to ensure the smooth operation of all studio components? Depending on the type of remote control, the connection methods will be slightly different

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For the full use of some computer programs, a microphone is required. These devices have a number of characteristics to consider when choosing the right computer microphone. Instructions Step 1 If you plan to use the microphone solely for Internet communication, purchase equipment that can be installed on a table or other surface

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After refilling inkjet printer cartridges, there is often a problem with their subsequent use - the ink begins to flow out, leaving ugly spots, streaks and streaks on the paper. To avoid such troubles, it is best to entrust the refilling of cartridges to the specialists of service centers or follow the instructions of the instructions exactly

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A computer mouse is a manipulator that any computer is equipped with. We are so used to pointing the objects we need on the screen with the mouse, pressing virtual buttons, selecting and dragging, that we can't even imagine that working without a mouse on a computer is quite possible, and not so long ago everyone was free to use only one keyboard

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To connect a large number of displays to one computer, you need to configure the synchronous operation of two video cards. This will allow 3 or 4 monitors to be used stably at the same time. It is necessary - two video cards. Instructions Step 1 Find the set of video adapters that you will be using

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Mouse inversion is a kind of working state when it functions "in reverse". That is, you move the mouse to the right and the cursor moves to the left, and vice versa. It would seem, why is this necessary? In fact, this function is very convenient for computer game lovers and helps left-handed people when working on a computer

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All inkjet printers have one common property related to the very principle of their work. They use liquid consumables - ink that is enclosed in a cartridge. At the same time, they, like most other liquids, have an unpleasant habit of drying out

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Many models of modern laptops are equipped with two video cards at once. This is usually done to extend the life of the device without recharging. Unfortunately, not everyone knows how to turn off the integrated video adapter on their own. It is necessary - Intel Graphics Media Accelerator

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A computer keyboard, like any technical device, is very sensitive to dirt, crumbs, spilled liquids, and even cat hair. As a result, after a certain time of use, the laptop keys either simply fall off or require urgent rescue. Instructions Step 1 Removing or reinserting a laptop key is not that difficult

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If a recording of a speech or lecture made with a dictaphone is transferred to a computer, it can be sent by e-mail to all conference participants. In addition, when reprinting the text of speech on the keyboard, you do not have to wear out the mechanism of the analog voice recorder by constant rewinds

Last modified: 2025-01-22 21:01

Common methods for illuminating computer fans involve the use of special devices equipped with transparent blades, as shown in the figure. There is, however, a way to illuminate the cooler, which does not require not only replacing the fan, but even removing it

Last modified: 2025-01-22 21:01

When certain problems arise with the playback of sound on the computer, this does not necessarily mean that you immediately need to call the wizard to determine and eliminate the causes of the malfunction. If you notice that over time your speakers began to hum when playing music or in other cases, check that the speaker wires of the audio device are properly connected

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Certain models of modern laptops are equipped with two video cards. This allows you to choose the right video adapter at the moment to ensure maximum performance or extend the life of your equipment without recharging. It is necessary - AMD Catalyst Control Center

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High sensitivity is not always required from a microphone. Sometimes this parameter must be deliberately worsened. It is possible to reduce the sensitivity of the microphone using both software and hardware methods. Instructions Step 1 If the microphone is connected to a computer, run a mixer program on it

Last modified: 2025-01-22 21:01

The keyboard is the main input device for text information. Studying it will allow you to work with it much faster. For example, the ten-finger blind typing technique can dramatically increase your typing speed. Instructions Step 1 The most popular keyboard learning program is Stamina

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Personal computers have long been impossible to imagine without a keyboard and mouse, which are the main intermediaries in the "communication" between the user and technology. Unfortunately, mice break down and start to junk quite often

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When buying computer equipment, users strive to use all its capabilities. It is no secret that laptops, as well as computers, are compatible with digital video devices such as cameras, camcorders, etc. Instructions Step 1 Camcorders are external and built-in

Last modified: 2025-01-22 21:01

NumPad is a special area of the keyboard designed for easier input of numbers, which are arranged in the same order as on conventional calculators. Also, when the Numlock mode is turned off, these keys can be used in computer games. Instructions Step 1 To disable the numeric keypad in your laptop, use the NumLock key in the upper right corner

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Recently, removable hard drives are gaining more and more acceptance among personal computer users due to their versatility and usability. For all their small dimensions, they show pretty good performance in the form of high file copying speed

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When buying a mobile computer, you need to pay special attention to its battery. This is a very important element, the marriage of which can be determined even before buying a laptop. Instructions Step 1 After choosing a model of your mobile computer, ask to install a battery in it

Last modified: 2025-01-22 21:01

Nowadays, it is not difficult to download a book you like for free from electronic libraries, but reading an electronic version of a book is not for everyone and is not always convenient. For many people, the paper version remains familiar. You can try to combine the convenience of an electronic and a paper version of the book by trying to print the book at home

Last modified: 2025-01-22 21:01

A modern high-performance video adapter consumes a decent amount of power. This indicator, called power, and calculated in watts, is not always the same. The consumption level depends on the load on the video card. It is necessary - a computer

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The main characteristics of a flash drive, or more precisely a USB stick, are its capacity and performance. The performance of a flash drive is understood as the speed of reading and writing information in megabytes per second. You can find out the speed of a flash drive by experimentally reading and writing large amounts of information

Last modified: 2025-01-22 21:01

A router is a special device for connecting a computer to the Internet, another name is a router. Allows you to connect multiple computers. It is necessary - a computer; - router. Instructions Step 1 Configure the Internet connection of the Netgear router

Last modified: 2025-01-22 21:01

Sooner or later, the ink in the printer cartridge runs out. Then it becomes necessary to replace it. Cartridges even for old printers can be purchased at any computer store. The main thing to look out for is your printer model. The cartridge must be exactly for your printer series, otherwise it simply cannot be installed

Last modified: 2025-01-22 21:01

Additional fans are installed in the computer system unit to prevent overheating of certain equipment. You need to choose the right cooler for this device to work stably and provide sufficient cooling. It is necessary - crosshead screwdriver

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To prevent overheating and damage to some parts of the computer system unit, fans must be attached to them. For the successful implementation of this process, you need to know some of its subtleties. It is necessary - SpeedFan

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Barcode scanners differ from each other mainly in the interface with which they connect to a computer. It depends on which OS the scanner will be compatible with, and how you will have to configure the POS terminal program. Instructions Step 1 If the barcode scanner has a PS / 2 interface, connect it as follows

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There is hardly a single computer user who would not be annoyed by the confusion of wires connecting all kinds of peripheral devices to a computer. Cables are especially inconvenient when working with a laptop, because they negate all the advantages of computer mobility

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Disabling the processor core is usually required to run any obsolete programs. Here it is not necessary to torment the configuration of the computer in the BIOS, sometimes it is just enough to run the program in compatibility mode. It is necessary - an emulator program

Last modified: 2025-01-22 21:01

When connecting to a DSL Internet service provider, you need a special modem. There are different ways to connect multiple devices to the modem at the same time. It is necessary - network cables. Instructions Step 1 If you have a multiport DSL modem, no additional hardware is required to connect multiple devices

Last modified: 2025-01-22 21:01

Manufacturers of inkjet printers make much more profit from the sale of consumables than from the technology itself. However, many PC users who feel that the price of ink cartridges is too high have come up with an alternative way to replenish them

Last modified: 2025-01-22 21:01

To connect a computer to a local network or to the Internet, it is necessary that a network card (adapter) be present in the system unit devices. Most often, motherboard manufacturers integrate such a device into their products, but there are cases when the built-in network card does not satisfy the user's request regarding the connection speed

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Many manufacturers write the software serial number on the distribution disk, but this identifier can also be found on packaging items, documentation, and so on. Always check that the software you are purchasing matches the sample. It is necessary - CD with software

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Installing the webcam driver is quite simple, you just need to have the necessary software and the camera for the PC on hand. It is necessary Computer, webcam, additional software. Instructions Step 1 Purchase web. When buying a video camera for your computer, you should pay attention to a number of specific factors

Last modified: 2025-01-22 21:01

A video card is a device that displays the output of a computer on a monitor, be it a video, spreadsheet, or text file. The video card can be integrated into the motherboard or external. In the first case, it uses part of the PC's RAM, and in the second, it uses its own memory

Last modified: 2025-01-22 21:01

Owners of 3G modems can face a huge variety of problems. Some of them are quite simple to solve, and some are not, and one of these problems is related to its spontaneous shutdown. The owners of 3G modems may be indignant for various reasons:

Last modified: 2025-01-22 21:01

The point of renaming additional controls is to make the game recognize them as supported. This applies primarily to games developed by EA Games. It is necessary - list of supported devices; - program for renaming. Instructions Step 1 Find a list of the joysticks supported by your game

Last modified: 2025-01-22 21:01

Like other phone models, the HTC touchscreen smartphone connects to the computer using a USB cable. HTC has several modes for connecting to a PC. Also, this smartphone can work as a wireless router. To connect your HTC smartphone to your computer, you need a special USB cable

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A video card is an important component of a computer, designed to calculate an image and transfer it to a monitor. However, the installation of the adapter is not always successful. Some users are faced with the fact that the computer "

Last modified: 2025-01-22 21:01

The video card is a kind of heart of the computer. It is she who is responsible for building the image on the screen. For some users, it may not work for various reasons, but still want to play on a computer. Video adapters There are several types of video cards - integrated (that is, built-in) and discrete

Last modified: 2025-01-22 21:01

There are times when the printer starts printing a file, but before that, not all print parameters are set correctly. In such cases, you should not wait for its completion, since paint and paper are wasted in vain. You can simply interrupt the printing of the file, then correct the desired parameters and print it again

Last modified: 2025-01-22 21:01

Many people cannot imagine life without their favorite music and video. I want them to be always with them, for example, on the phone. We sat down at the computer, downloaded songs, and then what? How to "stuff" them into the phone?

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Computer steering wheel and pedals are modern input devices that allow you to experience the full emotions in racing simulators. A steering wheel and pedals that are properly tuned can not only bring a lot of colorful watches, but also help you learn how to drive a car

Last modified: 2025-01-22 21:01

Some of the most important performance parameters of the hardware installed in your computer are determined by how many times per second information is sent and received from a particular device (processor, memory, disk drives, etc.). These parameters are measured in megahertz and are called "

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Mobile phone owners are constantly faced with various problems. One of them is that the computer does not see Nokia phones. There are several ways to help you deal with a nuisance. The phone does not connect to the computer Why can't Nokia phone owners connect their phone to their computer?

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An external hard drive is a device for storing and transferring large amounts of information from one computer to another. Such disks are quite reliable, but sometimes, like any high-tech device, they can fail. If this has nothing to do with various mechanical damage, then the device can be returned to "

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A monitor with built-in speakers has low sound quality, but it saves space on the table and frees up one outlet in the extension cord. The audio signal to such a monitor is supplied through a separate cable. Instructions Step 1 See if there is a second cable that connects the monitor audio input to the computer sound card output

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Sometimes, no matter how good the speaker system is in the apartment, desire or circumstances force us to play with headphones. However, there are some features that are important to consider when doing this. Instructions Step 1 Use earpads to play

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"Screw" (derived from "Winchester") in computer jargon is usually called a hard disk - the main storage device. If this hard drive is not an external device in its own case, then it must be placed inside the system unit, connected to the power supply unit, motherboard and secured

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Modern technologies and a wide variety of software allow any video or audio to be customized to your taste. If you decide to edit a DVD, the most common way is demultiplexing, i.e. disassembly into component parts. However, this is a very complex process that is not always subject to novice users

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Winchester - hard disk (HDD - Hard Disk Drive) - the place where all information is stored on the computer - from the operating system to various programs and all kinds of data. The necessary information at the right time is read by the processor from the hard disk and processed and then, if necessary, can be written to the hard drive

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Modern technologies have significantly diversified the interface of various resources on the network. Menu flash buttons decorate any site, adding a certain flavor to it and increasing its functionality. It is necessary - PC with installed Windows operating system and Internet access

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Turning on the power supply is one of those simple tasks that anyone can do. However, it is important to take into account the features of the device for its normal operation. It is necessary - screwdriver. Instructions Step 1 Open the computer cover and place the power supply on the top of the back of the computer

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More recently, the presence of a CD-drive inside the computer case testified to its belonging to elite office equipment, because not everyone, as they say, could afford it. However, scientific and technological progress very quickly made disk drives for laser discs commonplace

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More recently, Microsoft has introduced a new Arc series wireless keyboard. This device is called Microsoft Arc Keyboard. This is a very unusual mobile keyboard designed to work with a variety of devices. The initial package includes the following devices:

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You have decided to buy a router, but you are not sure which model to choose. Yes, indeed, such a choice is quite problematic, since the choice is large, there are many models and modifications. For example, a wireless router is bought to distribute network traffic between the network and the Internet

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For a limited user of a personal computer, whose interests are limited to the use of office programs and video games, the process of installing new components into the system unit will seem like a mystical operation. In fact, there is nothing complicated about it

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When buying a cartridge, there is always the possibility of buying a fake. It is difficult for an ordinary buyer to protect himself from buying fakes, since even the seller may not be aware that there are several counterfeit cartridges in the supply

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For those who have a bad deal with PVP in various games, jitter click will help. How to click on a small mouse and what do you need to do for this? How to click jitter correctly In order to apply jitter-click, you just need to start vibrating with your hand so that your finger starts to quickly and quickly press the left mouse button

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If you connect a microphone to a computer, you can not only do without an ordinary phone, communicate with people all over the world for free, but also use special programs for working with sound that allow you to change your voice and overlay it with different music

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D-Link companies specialize in the production of network equipment for various purposes. If you want to create your own combined type network, purchase a Wi-Fi router of a suitable format. It is necessary network cables. Instructions Step 1 Choose the networking equipment that suits your needs

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To successfully create a local network, you must use network cables. In most cases, in addition to its usual connection to a network card, you need to be able to correctly configure the adapter parameters for network operation. It is necessary - network cables

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Building a PC from scratch should start with choosing a motherboard. It is a basic component and determines the further potential for using more powerful equipment if the user plans to upgrade in the future. Most users mistakenly believe that the most difficult stage in the assembly process is connecting all the components into one whole

Last modified: 2025-01-22 21:01

The most unusual look is a computer case made entirely from scratch. But it is inconvenient to manufacture due to the need to accurately observe the dimensions. An intermediate solution is to use a metal frame from a finished case. Instructions Step 1 Take a finished computer case

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Broken USB ports are not an irreparable problem, the problem is solved in several ways, the worst of which is replacing the motherboard. However, the simplest solution would be to replace individual ports. It is necessary - screwdriver

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Not every modern TV model has good speakers, but almost all models allow you to connect devices via Bluetooth. How to connect bluetooth headphones to the TV depending on the model, manufacturer and operating system? What do you need Everything is simple here:

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Some laptops have a relatively weak cooling system. Adding to this a long service life and lack of constant maintenance, overheating can be obtained as a result. In all fairness, overheating is not always due to the lack of cleaning the air outlets and dried thermal paste

Last modified: 2025-01-22 21:01

As a rule, video cards are produced by a large number of manufacturers on the basis of the same chips, and the base - "reference" sample is the first to be presented by the developer and manufacturer of the chipset. However, instead of the reference sample of the Nvidia GeForce 660 video card, this time its different variants began to appear first

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You can install devices in different ways. Some devices are installed automatically, some require drivers. Sometimes you have to solve the situation with additional measures: resorting to the help of some applications to find the necessary drivers

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When connecting a new device to your computer, there is often a conflict with the old one, if one of them is not deactivated. The same applies to microphones - until you turn off the built-in, the new one will not work or errors will periodically occur

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Canon laser printer cartridges are refilled in much the same way as for printers within the range. It is necessary - flat and Phillips screwdrivers; - ink for refilling. Instructions Step 1 Open your printer and remove the cartridge from it

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The procedure for changing a public unidentified network to a home network on computers running Windows 7 can be performed by the user using standard means of the operating system itself and does not imply the involvement of additional software

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In mobile devices, Bluetooth modules are often used to transfer information. Similar devices can be installed in laptops, tablet computers and other similar devices. It is necessary Access to the Internet. Instructions Step 1 If you are setting up an external Bluetooth module, the first step is to install the drivers for that device

Last modified: 2025-01-22 21:01

Wireless headphones are gaining popularity every day. This is due to ease of use, quick and easy connection to devices and the absence of inconvenient wires. Connecting Bluetooth headphones to mobile devices is quite simple, however, to set up a connection between PCs, you need to perform a number of actions

Last modified: 2025-01-22 21:01

To adjust the sound level on your computer, it is very convenient to use the tray icon. However, sometimes, as a result of any actions of the PC user or a virus infection of the computer, this symbol disappears. In this case, you need to restore the volume icon

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Some mobile computers start to make unpleasant sounds after several months of use. The main reason for their appearance is clogged or overclocked coolers. It is necessary - Phillips screwdriver. Instructions Step 1 First try to reduce the noise of the laptop using software methods

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The speed settings you specify affect a lot in the work of the Internet, and because of their incorrect input, it may not work at all. The default settings may vary depending on the type of connection you are using. It is necessary - access to the computer

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It is not uncommon to see people with laptops sitting in a cafe and browsing the Internet, checking mail, writing letters, and communicating on social networks. Such a service is available today thanks to free access to the Internet over a wireless network using Wi-Fi

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The script is a program for the Internet, written in one of the programming languages. The most common languages are Php and Perl. Scripts are designed to organize one of the services on the site, or perform other functions necessary for it

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WiFi connects to a laptop or PC via an access point, a special device that is sold separately. When choosing an access point, you need to proceed from the technology by which the network is connected on your computer. The simplest ways to connect to the internet are via ADSL and Ethernet

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Testing the motherboard is necessary to determine the cause of its breakdown. Once you have established the cause, you can take action that will restore the health of this most important element in the computer. Instructions Step 1 Follow the steps below to test your motherboard

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Buying a USB flash drive, like any other electronic device, requires a serious approach, because if you buy the first flash drive you come across, then it is quite possible that you will have to go to the store again. Instructions Step 1 When choosing a USB flash drive, first of all, you should know that USB Flash drives differ not only in memory size, but also in data transfer speed, physical size, data protection capability, body materials and can be both a s

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Minecraft has gained extraordinary popularity among gamers in just three or four years of its existence. The number of his fans has long passed the ten-million mark, and this regiment is still coming. However, many beginners find it difficult to even install the game correctly

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Wireless headphones are used more and more among people. The absence of uncomfortable wires and at the same time a good connection are ideally combined with each other. However, in some cases, headphones are required to be used in conjunction with a PC

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Despite the fact that users more and more often choose ssd drives as the main storage media for the operating system, hard drives do not give up their leading positions. Their relatively low cost compared to the same SSDs, a large amount of disk space and a wide range of models in digital stores make HDDs affordable for purchase

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Key points to consider when choosing a gaming graphics card will keep you from making the mistake of buying and save time and money. CPU An important aspect when choosing a gaming graphics card is what kind of central process is installed in your computer

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In the modern world, a computer is no longer a luxury, but a necessity. However, many people are on a budget and are not well versed in components. The information in this article will help you make the right choice and save money. The assembly is budgetary and does not pretend to be super-productive, but it will satisfy the needs of the average user both in work and in entertainment

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Today, flash drives have definitely entered our lives. Such small devices that take up little space, you can take them with you with a lot of necessary information. But using flash drives, you need to work with them correctly, and know about safe removal from the computer

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Everyone who loves games and who loves high-speed computers knows how much better SSDs are than HDDs. But how does SSD affect gaming, and what benefits can you highlight? Loading levels Level loading is perhaps the most important factor that differentiates SSDs from HDDs

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For quick recording and playback of sounds, music and speech, it is very convenient to use a laptop, especially if you are on a business trip, go on tour or actively participate in a festive event. Knowing how to test a microphone in a laptop will come in handy for any traveling musician and sound engineer

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Perhaps, quite often, users of personal computers have observed such a picture when a black screen appears on the screen when a personal computer is turned on. Why does the screen go dark? Of course, the appearance of a black screen on a computer monitor does not mean anything good