It may have happened that you entered the wrong password on Windows (XP/7/8/10…) and noticed that the computer took longer to retry the input field. Many will have wondered why when you enter the correct password the PC recognizes it immediately, while it remains in a sort of semi-stall otherwise. Some may have thought that […]
They say that the most used passwords are always the same (example: 123456, password, qwerty, etc. …), or in any case referable to birth dates or memorable moments of someone’s life. Well, using public characters or real places is not a good idea anyway: in fact there are some software (like John the Ripper) that are able to use huge dictionaries,
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How do I choose a password? There are many combinations, some more efficient, some less so; those that reminds us of our real lives should definitely be avoided. Google’s message is clear: “Man’s best friend (the dog) does an exemplary job in protecting your home – so begins an article by Fox Van Allen, writing
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DNS stands for Domain Name System, it is the protocol used globally for domain name translations. What does it mean? When we type in the name of a website (e.g. spaceclick.com) our computer sends a DNS request to an appropriate server to translate this name into an IP address (e.g. 105.0.0.155). And then it connects to that IP address
What are DNS, how to configure and protect DNS on Windows Read More »
If you have problems with the Windows update procedure (8 or 10), and you are no longer able to download updates for your system, proceed with these steps to try to solve the situation. check that the date and time on your system is correct (if so, correct them from the settings)
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Punycode is an encoding system that serves to represent a sequence of unicode characters via an ASCII character sequence, to make it possible to use these sequences in domain names, without having to modify existing infrastructure and standards. In this way you can manage internationalized domain names (IDNA) by adding the characters ‘xn–‘ to the beginning of the punycode string. For example, by entering xn–google.com as address, we
If you have installed Ubuntu Linux in a virtual machine on VirtualBox you will surely realize that by default its resolution is set to 640×480, very poor for any type of use. You will have also noticed that going on the screen settings it is not possible to change this resolution from the dropdown. To change the displayed resolution
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A computer or any device, when connected to a network (LAN), is identified by an IP address assigned by the router. This address is usually in the form 192.168.X.Y and it is released by the router’s DHCP to identify the various devices connected to it. However, since the router itself is connected to the Internet
A quick guide to the world’s cheapest and best-known Linux-ARM platform Models – Connections – Setup – Installation – Booting – Configuration commands – Linux commands – Tricks Introduction What is Raspberry Pi Raspberry Pi was conceived from the idea of creating a low-cost computer. In particular, a card that is able to run a linux distribution with
Tutorial RaspberryPi: models – setup – first boot – configuration in a nutshell Read More »
If you are programming in C# (.NET) and you are in the situation of having to create and execute a Task in a new thread, you can proceed in many different ways. First you add the following using directive: using System.Threading.Tasks; Use one of the following methods: Classic Method Task.Factory.StartNew(() => { Console.WriteLine(“Hello
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