Replacing ereg_replace() with preg_replace() in PHP for Regex Handling
If you’ve kept an old PHP app alive long enough, you’ve probably hit the wall: you bump the server to PHP
Snippets
A collection of web development tutorials and code snippets for WordPress, PHP, JavaScript, CSS and many more.
Transitioning from ereg to preg_match in PHP: Best Practices
You upgrade a server to PHP 7, and a script that ran fine for a decade dies with Call to undefined
From strip_tags() to Proper HTML Sanitization Techniques in PHP
You inherit a form. Whoever built it wrapped every user field in strip_tags() and marked the ticket “sanitized.” It looks tidy,
utf8_encode/utf8_decode Replacement: Modern PHP Encoding Alternatives
You upgrade to PHP 8.2, run your test suite, and the logs fill up with deprecation notices pointing at utf8_encode() and
![Migrating from array() to Short Array Syntax [] in PHP](https://www.dopethemes.com/wp-content/uploads/2024/08/Short-Array-Syntax.webp)
Migrating from array() to Short Array Syntax [] in PHP
You open an old PHP file and it’s wall-to-wall array( … ). Somewhere a linter or a teammate is nudging you
30 Days of JavaScript: Building a Portfolio Website, Day 30
You’ve spent 29 days writing JavaScript. This is where the series ends, and it’s the one day that pays the other
30 Days of JavaScript: Web Security and JavaScript, Day 29
One unescaped string is all it takes. A comment box, a search field, a URL parameter, someone drops a <script> tag
30 Days of JavaScript: Web Workers and Multithreading, Day 28
You have hit this bug even if you never named it. Click a button, the page locks up for half a
30 Days of JavaScript: Server-Side Rendering with JavaScript, Day 27
Day 27 of the 30-day JavaScript journey. So far most of what we’ve built renders in the browser: the server ships
30 Days of JavaScript: WebSockets and Real-Time Communication, Day 26
Load a chat app, type a message, and it shows up on someone else’s screen a fraction of a second later.
30 Days of JavaScript: Introduction to TypeScript, Day 25
You have spent 24 days writing JavaScript that runs first and complains later. A typo in a property name, a number
30 Days of JavaScript: Progressive Web Apps (PWAs), Day 24
You build a site, it works great, then someone opens it on a train that dives into a tunnel and the
30 Days of JavaScript: GraphQL and JavaScript, Day 23
You need a user’s name and email. The REST endpoint hands you back the whole user object: forty fields, three of
30 Days of JavaScript: JavaScript Design Patterns, Day 22
You’ve solved the same problem more than once. A global that everything reaches into and nobody owns. A settings object that
30 Days of JavaScript: Introduction to Node.js, Day 21
For 20 days you’ve written JavaScript that runs in a browser. Day 21 is where that changes. In our 30 Days
30 Days of JavaScript: Accessibility and JavaScript, Day 20
Tab through enough of the web and the cracks show fast. A menu that won’t open from the keyboard. A button
30 Days of JavaScript: JavaScript Animation Basics, Day 19
A page that snaps between states feels broken even when it works fine. Toggle a menu open instantly and people flinch.
30 Days of JavaScript: Introduction to Functional Programming, Day 18
Day 18. You’ve written a fair bit of JavaScript by now, and some of it has probably bitten you: a function
30 Days of JavaScript: Building a Simple Weather App, Day 17
You’ve spent sixteen days on syntax and logic. Today you point JavaScript at the real world and ask it what the
30 Days of JavaScript: Web Components and Custom Elements, Day 16
You’ve probably copied the same dropdown, the same modal, the same star-rating widget into three projects, then watched each copy drift