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#volatile

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Tony ViAug 4, 2025 · 4 min read

Biến volatile trong C

Trong lập trình C, từ khóa volatile là một chỉ thị đặc biệt cho trình biên dịch, dùng để khai báo rằng giá trị của biến có thể bị thay đổi bất ngờ ngoài tầm kiểm soát của chương trình (ví dụ: bởi phần cứng, trình xử lý ngắt, hoặc các luồng khác trong...

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Shashi ShekharJan 10, 2025 · 8 min read

Key concepts in C/C++

Static Keyword In C/C++, a static variable can be: 1. Inside a function (local static variable) – retains value across function calls. 1.1 - A local static variable is initialized only once and retains its value across multiple calls. 2. Outside a fu...

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Pratyay DhondMar 9, 2024 · 4 min read

A Busy Wait Loop For The Eye! [compiler Optimization Rant]

for(int i = 25; i > 0; i--){ for(int j = 2147483647; j > 0; j--){ // this loop is supposed to busy wait } } I was supposed to implement scheduling and then test which scheduling was better; the one I had written (Pri...

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Jyotiprakash MishraDec 31, 2023 · 2 min read

Are you volatile?

The volatile keyword in C is used to inform the compiler that the value of a variable may change at any time, without any action being taken by the code the compiler finds nearby. This is often necessary in embedded systems where certain memory locat...

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UdaysinhJul 19, 2022 · 5 min read

Java Multithreading - Atomic, Volatile, Threadlocal, Mutex and Semaphore

This article covers the most important and distinctive aspects of different concepts in multithreading. Each of the section deserves its own deep dive and there are pages written in reference books on them. Aim is to superficially cover these concept...

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Biến volatile trong C

Key concepts in C/C++

A Busy Wait Loop For The Eye! [compiler Optimization Rant]

Are you volatile?

Java Multithreading - Atomic, Volatile, Threadlocal, Mutex and Semaphore