Read Large CSV Files without Exhausting PHP Memory
Stream a CSV file row by row, validate its header, and keep memory use stable.
Category: PHP
Correct Image Rotation Using EXIF Data in PHP
Read JPEG orientation metadata and rotate uploaded photos before creating thumbnails.
Create and Convert AVIF Images with PHP
Convert supported images to AVIF with PHP GD and practical quality and speed settings.
Create WebP Thumbnails with PHP
Resize a JPEG proportionally and save a compact WebP thumbnail with PHP GD.
Build a Secure File Upload Pipeline in PHP
Validate uploaded files by detected type, generate safe names, and store them outside executable directories.
How to Write Better PHP
Last updated: August 26, 2026. Reliable PHP code starts with explicit inputs, predictable types, secure database access, and tests around…
jQuery File Upload: Setup and Secure PHP Handling
Last updated: August 29, 2026. The blueimp jQuery File Upload widget provides multiple selection, drag and drop, progress events, chunking,…
Create an On-Demand MySQL Backup from a PHP Application
Last updated: August 25, 2026. An application can offer an “Export database” button, but the web request should authorize the…
Connect PHP through ODBC with DSN and DSN-less Connections
Last updated: August 25, 2026. ODBC lets PHP connect through an installed database driver. A DSN stores driver and connection…
Your First PHP Script
Last updated: August 26, 2026. Create a file named hello.php, run it with the PHP command-line interpreter, or place it…