How QR‑Code Login Works: From Token Generation to Authentication

This article explains the technical principles behind QR‑code login, covering QR‑code basics, token‑based authentication, the complete client‑server workflow, state transitions, and implementation details such as token structures and polling mechanisms.

AuthenticationTokenbackend-development

0 likes · 13 min read

How QR‑Code Login Works: From Token Generation to Authentication

php Courses

Nov 23, 2020 · Backend Development

Generating QR Code on a Background Image with Text Using PHP

This article demonstrates how to use PHP to generate a QR code, overlay it onto a background image, add custom text, and save the resulting composite image, providing complete source code and usage instructions for backend developers.

Graphicsimage-processingqr-code

0 likes · 5 min read

Generating QR Code on a Background Image with Text Using PHP

php Courses

Nov 6, 2020 · Backend Development

How to Install and Use the Endroid QR Code Extension in PHP

This guide explains the required environment, shows how to install the Endroid QR‑code library via Composer, and provides complete PHP code for generating standard QR codes and QR codes with embedded logos, including handling of file paths and optional domain URLs.

Tutorialqr-code

0 likes · 4 min read

How to Install and Use the Endroid QR Code Extension in PHP