Internet speed check (monthly statistics)
Checking the speed of the Internet is a fairly simple task if a single measurement is required. There are a ton of online tests on the Internet for this. But…

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Linux operating systems
Linux is not an operating system, but just its kernel. Everything that you are accustomed to see and understand as an OS (buttons, windows and panels) - in fact, it…

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Personal Data Security
What is personal information, and why does the state develop entire laws designed to protect such data? Imagine that you are making an order online. In the process of forming…

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How to improve the noise characteristics of the system unit of a personal computer

When using a home personal computer to watch movies, listen to music or browse the Internet, especially at night, the noise of the system unit becomes especially noticeable. Permanent noise sources are active elements of cooling systems (ventilation) and hard disk drives.
Usually, several fans are installed in the system unit: on the processor heatsink, on the video card (if there is an active cooling system), for blowing the hard drive, for housing ventilation, in the power supply.

The most energy-intensive components of a personal computer are the central processor and video card. Accordingly, they have the most powerful cooling systems, which are the main sources of noise. On the other hand, since all modern processors, including graphic ones, are equipped with energy-saving functions, the heat dissipated by them under low loads is small. In this case, the fan or turbine of the cooling systems installed on them practically Continue reading

License Review Article

Before we talk about licenses, I would like to touch on the subject of licensing in order to clarify. So, licensing is most often designed to preserve the source code (source code) from encroachment. What is it? Literally, the computer code of a program in any programming language.

What advantages does it give? There are absolutely no ordinary users, but a programmer can easily determine by him the principle of the program’s work, be able to track all its actions, what is happening, why and for what. It’s like observing the construction of a house from the window of your apartment or working as an engineer at this construction site. You know the source code – you know all the secrets. Continue reading

WiFi router – what is it and how to choose it correctly

Nowadays it is already difficult to meet a person who does not use a computer and does not have his home. Often people buy several computers, many also have laptops and smart phones – communicators.

A router or router is a network device that performs the function of forwarding data packets between network segments, in other words, the device helps to build a network between computers connected to it and, if possible, connect to the Internet. More modern routers can additionally perform a number of useful functions – for example, you can restrict access to potentially dangerous sites, enable a firewall, encrypt traffic, and so on.

What is a WiFi router? Continue reading

Work on the Windows command line
The most common startup recommendations are: Start, Run, cmd. There is a Run item in the start menu. He runs a program that allows you to transfer single commands to the…

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Personal Data Security
What is personal information, and why does the state develop entire laws designed to protect such data? Imagine that you are making an order online. In the process of forming…

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A bit about CCTV systems
When it comes to business security, peace of mind for the life and health of relatives, it is necessary to carefully approach the choice of security system. Over the past…

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Computer and vision
This article will focus on the effect of the computer on vision. Initially, the article was focused on CRT-monitors (tube), which could seriously impair vision with regular work on the…

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