programming Archivi - SPACECLICK https://www.spaceclick.com/blog/tag/programming-en/ Technology, Engineering, Space Thu, 05 Dec 2024 12:29:35 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 /wp-content/uploads/2020/02/SpaceclickSC_Star_Square_W-ICON2_500-45x45.png programming Archivi - SPACECLICK https://www.spaceclick.com/blog/tag/programming-en/ 32 32 From Firmware to Firewalls: A Secure Approach for Embedded Systems in Electronics https://www.spaceclick.com/blog/from-firmware-to-firewalls-a-secure-approach-for-embedded-systems-in-electronics/ Thu, 05 Dec 2024 12:29:35 +0000 https://www.spaceclick.com/?p=2713 Embedded system is a critical component that acts as the heart of today’s electronics and spans to industries such as healthcare, car manufacturing, and factories. This underlines the growing role of embedded software in the global market, their value in 2023 was USD 16.77 billion, and their CAGR for the years 2024-2030 is 9.1%. However, […]

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]]> Forward data from virtual serial to a network address via TCP socket https://www.spaceclick.com/blog/forward-data-from-virtual-serial-to-a-network-address-via-tcp-socket/ Mon, 22 Feb 2021 18:45:49 +0000 https://www.spaceclick.com/?p=1339 Let’s see how to forward data from a virtual serial to a network address.   Step 1 – Choose the serial to use  It is possible to view the list of virtual serial numbers available in the system with the following command:  dmesg | grep tty    Step 2 – Socat  Socat is a very useful tool that is already […]

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]]> What are symbolic links between folders and how to use them to increase space on your OS HDD https://www.spaceclick.com/blog/what-are-symbolic-links-between-folders-and-how-to-use-them-to-increase-space-on-your-os-hdd/ Mon, 02 Nov 2020 01:43:00 +0000 https://www.spaceclick.com/?p=1471 When we install a large program on Windows, links are created in the registry that help keep track of the real location of the executable files.  For this reason, if we move a program to a secondary partition, it will stop working (the links will stop running).    How do you ensure the continuity of […]

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]]> How to calculate hash MD5-SHA1-SHA-256-CRC32 in Windows Linux Mac and online https://www.spaceclick.com/blog/how-to-calculate-hash-md5-sha1-sha-256-crc32-in-windows-linux-mac-and-online/ Sun, 01 Nov 2020 22:41:48 +0000 https://www.spaceclick.com/?p=1481 What they are  Hash are used in computer science to map a string (a sequence of bits) of arbitrary length into a string of predefined length.  It is a sort of ‘signature’ of an electronic document. For each string you can calculate a hash, so each different string will have different hashes.  However, calculating the […]

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]]> How to change the MAC address to the network card on Windows https://www.spaceclick.com/blog/how-to-change-the-mac-address-to-the-network-card-on-windows/ Sun, 01 Nov 2020 20:57:54 +0000 https://www.spaceclick.com/?p=1407 The MAC address (or MAC Address) is used by network cards to identify themselves in the exchange of information.  MAC stands for Media Access Control and consists of a 6 byte (48 bit) long code. It is assigned by the manufacturer of the card at the time of its creation and is unique for each […]

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]]> How to change Ubuntu resolution in VirtualBox https://www.spaceclick.com/blog/how-to-change-ubuntu-resolution-in-virtualbox/ Wed, 01 Jul 2020 16:54:03 +0000 https://www.spaceclick.com/?p=1262 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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]]> Tutorial RaspberryPi: models – setup – first boot – configuration in a nutshell https://www.spaceclick.com/blog/tutorial-raspberrypi-models-setup-first-boot-configuration-in-a-nutshell/ Wed, 15 Apr 2020 23:52:47 +0000 https://www.spaceclick.com/?p=1502 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 […]

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]]> 7 Ways to create tasks in .NET C# https://www.spaceclick.com/blog/7-ways-to-create-tasks-in-dot-net-c-sharp/ Fri, 28 Feb 2020 17:55:48 +0000 https://www.spaceclick.com/?p=1029 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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]]> Abilitate WebGL 2.0 on most common browsers https://www.spaceclick.com/blog/abilitate-webgl-2-0-on-most-common-browsers/ Mon, 10 Feb 2020 18:02:17 +0000 https://www.spaceclick.com/?p=1033 For the canvases created in WebGL 1.0 there are no problems, all browsers are already automatically compatible. However, if you see a black image, with no possibility to use it, it means that the canvas is managed by WebGL version 2.0 or later. To enable WebGL 2.0 and other experimental versions of WebGL on your […]

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]]> cUrl list of the most used and pratical commands of the powerful open source networking tool https://www.spaceclick.com/blog/curl-list-of-the-most-used-and-pratical-commands-of-the-powerful-open-source-networking-tool/ Mon, 30 Dec 2019 22:40:29 +0000 https://www.spaceclick.com/?p=1077 What is cUrl  cUrl is an open source object programming language, it’s very useful in web applications where a strong inter-compatibility between protocols and documents is required.    In particular, it avoids the developer having to use multiple programming languages, making  a single framework available in a series of functions combined between markup (HTML or JS) and computational languages (Java, C#, C++…).    […]

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