Arashtad Blog
Install and Uninstall Docker on Debian
In this tutorial, you will learn how to install, run, test, and completely uninstall Docker on Debian 13 and other Debian-based Linux systems. This step-by-step guide covers everything from setup to professional container testing and clean removal, suitable for both beginners and experienced users. In this tutorial, you will learn how to install Docker on Debian 13, run a professional containerized application to test your setup, and completely uninstall Docker along with all its data and configuration files. Whether you...
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Install and Uninstall PostgreSQL in Debian
In this tutorial you will learn how to install and uninstall PostgreSQL database server on Debian and other Linux machines. In this tutorial, you will learn how to install, test, use, and completely uninstall the PostgreSQL database server on Debian-based Linux systems. The steps covered here apply to Debian, Ubuntu, and other compatible distributions, and are suitable for both development and production environments. Updating the System Package Index Before installing PostgreSQL, it is important to ensure that your system is...
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Slideshow Project Using SCSS and JavaScript
Create an interactive slideshow using SCSS for styling and JavaScript for functionality. Learn to build responsive image carousels with smooth transitions. Building a slideshow with SCSS and JavaScript combines the power of CSS preprocessors with interactive functionality. This tutorial shows you how to create a responsive, animated slideshow with clean SCSS architecture and minimal JavaScript for smooth image transitions. We'll create a simple but elegant slideshow with automatic rotation and manual controls. The SCSS handles all styling and animations, while...
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Animate Color Changes with Variables
Animating Color Changes with CSS Custom Properties (Variables) Modern web interfaces demand dynamism and interactivity. Smooth color transitions on buttons, backgrounds, or text can significantly enhance user experience, providing visual feedback and a sense of polish. While CSS has long supported the transition property for animating changes, combining it with CSS Custom Properties (commonly called CSS Variables) unlocks a new level of power and maintainability. This tutorial will guide you through using CSS Variables to create centralized, easily adjustable color...
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Dynamic Function Dispatch with Dictionaries
Learn how to replace long if-else chains in Python with clean and efficient dynamic function dispatch using dictionaries. Debian 12 GNOME. Dynamic Function Dispatch in Python with Dictionaries In this tutorial, we will explore how to replace repetitive if-elif-else chains with a more scalable and elegant approach: dynamic function dispatch using dictionaries. This technique allows us to map string or key inputs directly to functions, simplifying the control flow of our programs and improving readability. What is Dynamic Dispatch? Dynamic...
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Socket Programming in C TCP Client and Server
Learn socket programming in C by building a simple TCP client and server on Debian 12. This tutorial covers creating sockets, connecting, sending, and receiving data with clear code examples using Vim. Socket Programming in C: TCP Client and Server Socket programming lets your C programs communicate over networks. This tutorial shows how to create a TCP client and server using sockets on Debian 12. TCP Server The server creates a socket, binds to a port, listens for connections, and...
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User Input scanf and getchar in C
Learn how to get user input in C using scanf and getchar on Debian 12 using Vim. Includes practical examples and clear explanations to understand both methods. User Input in C: Using scanf and getchar Getting input from users is a fundamental skill in C programming. It lets your program interact with users dynamically rather than using fixed data. Two commonly used functions for input are scanf() and getchar(). scanf() Function scanf() reads formatted input from the standard input (keyboard)....
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Formatted Input Output in C
Learn how to use formatted input and output in C with printf and scanf. This tutorial explains format specifiers and how they help in displaying and receiving data properly in C programs on Debian 12 using Vim. Formatted Input and Output in C Formatted input and output allow you to control how data is displayed or received in C. The printf() function is used to display formatted output, while scanf() is used to read formatted input from the user. What...
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Command Line Arguments in C
Learn how to use command line arguments in C using argc and argv. Understand how to read input from the terminal when starting a program on Debian 12 using Vim. Command Line Arguments in C Command line arguments allow you to pass values to a C program when you run it from the terminal. This is very useful for tools, scripts, and automation tasks. These arguments are accessed using argc and argv. What Are argc and argv? argc: Argument Count....
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Auto-Register Subclasses Using Metaclasses
Learn how to auto-register subclasses in Python using metaclasses for better organization and dynamic class management. Auto-Registering Subclasses in Python with Metaclasses Metaclasses in Python allow you to control class creation. One powerful use case is auto-registering subclasses for dynamic management. This technique is helpful in frameworks, plugins, or any system where you want to keep track of all child classes automatically. What Are Metaclasses? Metaclasses are the classes of classes. They define how classes behave. By overriding specific methods...
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