Notes for programmers and developers.
The PHP substr function is a fundamental string tool for PHP developers. In this article we explain PHP substr basics, show substr in PHP examples, and compare PHP substr with multibyte-safe alternatives so you can choose the right approach for production code. Basics of PHP substr The PHP substr function extracts a portion of a … Read more
Understanding how to use and in Python is crucial for writing effective conditional logic. The and keyword lets you combine multiple conditions into a single boolean expression, often seen in if statements and while loops. This is a core concept in control flow and decision-making in Python programming. Syntax and Meaning of and in Python … Read more
PHP frameworks are essential tools that help developers build robust and scalable web applications faster and more efficiently. By using PHP frameworks, developers can follow best practices such as MVC architecture, routing, and security standards, while reducing redundant code. Whether you’re working on a startup product or managing a complex enterprise system, selecting the right … Read more
If you’re starting web development, understanding the basics of PHP is essential. PHP is a popular server-side scripting language used to build dynamic websites and web applications. This guide walks you through the PHP fundamentals, introduces a simple PHP program, and helps you write basic code for PHP that you can use in your own … Read more
Loops are fundamental to programming, and PHP loops are no exception. Whether you’re iterating over arrays or executing a block of code multiple times, loops are essential for writing efficient and clean PHP code. This guide covers every PHP loop type—for, while, do while, and foreach—with clear explanations and working examples to help you understand … Read more
The map in Python is a built-in function that allows you to apply a function to every item in an iterable, such as a list or tuple. The Python map() function is often used for data transformation, making it a powerful tool for writing cleaner and more efficient code. In this post, we walk through … Read more
Getting stuck at the Linux Mint initramfs prompt can be frustrating, but the fix is usually quick and simple. Symptom: Linux Mint initramfs prompt appears after booting computer. This can also occur on Ubuntu Linux and other distributions. A BusyBox Ubuntu built-in shell (ash) screen with initramfs prompt displays after switching on Linux Mint PC … Read more
Understanding how to use not in Python is essential for writing clean, efficient, and logical code. In this guide, we explore how not in works, how to use it in conditional statements like if not in, the difference between in and not in in Python, and how the not operator in Python fits into everyday … Read more
Finding the minimum value is a common task in programming, and using min in Python makes it incredibly simple. In this guide, you will learn how to use the min function in Python, explore examples like finding the list min in Python, understand how math min Python operations work, and much more. Let’s dive into … Read more
When you are just starting out with coding, the hello world in Python program is often the very first thing you learn. It’s a simple but powerful milestone, giving you your first taste of writing code and seeing immediate results. In this article, we walk through how to create a hello world program in Python, … Read more