php Courses
php Courses
Nov 27, 2025 · Backend Development

When to Use PHP’s ?: vs ?? Operators: A Complete Guide

This article explains the differences between PHP’s ternary (?:) and null‑coalescing (??) operators, shows their syntax, key behaviors, practical examples, comparison table, chaining usage, and guidance on choosing the right operator for robust backend code.

BackendPHPnull coalescing
0 likes · 7 min read
When to Use PHP’s ?: vs ?? Operators: A Complete Guide
Liangxu Linux
Liangxu Linux
Dec 30, 2023 · Fundamentals

The Stupid C Bug That Turns a Ternary Operator into a Comment

A seemingly harmless C ternary expression fails on Windows because a backslash in a comment turns the rest of the line into a comment, leading to a cross‑platform tmpfile bug and a similar spacing mistake that broke the code.

C++Cross-platformPreprocessor
0 likes · 6 min read
The Stupid C Bug That Turns a Ternary Operator into a Comment