Buka Corner

Sign in Subscribe

Buka Corner

self, static, and parent in PHP — What's the Real Difference and When to Use Each

self, static, and parent in PHP — What's the Real Difference and When to Use Each

In PHP, object-oriented programming gives us several powerful keywords—self, static, and parent—to refer to classes within the class hierarchy. While they may seem similar, each has very specific behaviors, especially when dealing with inheritance, method resolution, and instantiation. Understanding these keywords deeply is crucial for writing clean, predictable,

Understanding self vs static in PHP: Why Your Interface Implementation May Fail

Understanding self vs static in PHP: Why Your Interface Implementation May Fail

When working with interfaces and return types in modern PHP (especially PHP 8.0 and PHP 8.1+), you might run into a confusing but very real error: Fatal error: Declaration of B::new(): B must be compatible with A::new(): static This error trips up many developers because it

Working with Relative Dates in PHP — Understanding strtotime("12 days ago")

Working with Relative Dates in PHP — Understanding strtotime("12 days ago")

Working with dates is a common need in PHP development, especially when you need to manipulate or compare them based on user input or system events. One of the most convenient ways PHP offers to handle relative date and time calculations is the strtotime() function. Let's break down

Mastering array_key_first() and array_key_last() in PHP

Mastering array_key_first() and array_key_last() in PHP

When working with arrays in PHP, it's often necessary to access the first or last element. Starting from PHP 7.3, two dedicated functions — array_key_first() and array_key_last() — make this task more explicit and reliable. 🔍 What Do These Functions Do? * array_key_first(array $array)

Understanding reset() and end() in PHP: Navigating Arrays Like a Pro

Understanding reset() and end() in PHP: Navigating Arrays Like a Pro

When working with arrays in PHP, we often find ourselves needing to grab the first or last element. While you could manually index them using [0] or count($array) - 1, PHP actually provides cleaner and more reliable built-in functions: reset() and end(). Let's walk through how these

Making Sense of composer global config bin-dir --absolute: Why It Matters for PHP Developers

Making Sense of composer global config bin-dir --absolute: Why It Matters for PHP Developers

If you've ever installed a global PHP tool using Composer—such as Laravel's installer, PHPUnit, or PHP-CS-Fixer—you might wonder: where do these tools actually go, and why can't I run them from anywhere? That’s where this command comes in: composer global config

Stop Starting with SQL: Rethinking How We Design Software

Stop Starting with SQL: Rethinking How We Design Software

For decades, developers have been trained—often unconsciously—to begin building software by designing the database. Tables come first, and from those schemas, code is scaffolded, models are generated, and behavior is implemented to match. But what if this entire process is inside out? Recently, veteran software engineer Robert C.