什麼是比賽條件？ - What is a race condition?

問題：

When writing multi-threaded applications, one of the most common problems experienced are race conditions. 在編寫多線程應用程序時，遇到的最多見問題之一是競爭條件。

My questions to the community are: 我對社區的問題是：

What is a race condition? 什麼是比賽條件？ How do you detect them? 您如何檢測到它們？ How do you handle them? 您如何處理它們？ Finally, how do you prevent them from occurring? 最後，如何防止它們發生？

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解決方案：

參考一： https://stackoom.com/question/8yc/什麼是比賽條件
參考二： https://oldbug.net/q/8yc/What-is-a-race-condition