Thread safety is a computer programming concept related to multithreading. It essentially means that access to a certain resource or piece of data is managed in a way that ensures that no two threads try to access or modify it at the same time. This can be achieved through various means, such as using locks, semaphores, or atomic operations.

Thread safety is important because it can help prevent race conditions, which can lead to data corruption or other unexpected behavior. It is especially important in programs that are designed to run on multi-processor systems, where multiple threads may be running concurrently.

Which is thread-safe?

There is no definitive answer to this question since it depends on the specific implementation of the code. However, in general, code that is thread-safe is code that can be safely executed by multiple threads simultaneously without causing any data corruption or race conditions.

What is thread-safe function?

A thread-safe function is a function that can be safely executed by multiple threads simultaneously. Thread safety is a software design concept that ensures that a piece of code can be safely executed by multiple threads without causing any unexpected or undesirable side effects.

What is thread-safe and not thread-safe?

Thread safety refers to the design of a program such that its constituent threads can run concurrently without causing problems. This generally means that data structures used by the threads are designed to be accessed by only one thread at a time, or that the programmer has taken care to ensure that concurrent accesses to data structures are safe.
Not thread-safe means that a program or data structure is not designed to be accessed by more than one thread at a time, and doing so can lead to data corruption or crashes.

How we can make thread-safe? There are a few ways to make a thread-safe, but the most common way is to use a mutex. A mutex is a lock that can be placed on a piece of data or code, so that only one thread can access it at a time. This ensures that the data is not corrupted by two threads trying to access it simultaneously. Why is StringBuffer thread-safe? StringBuffer is thread-safe because it uses a synchronized block to ensure that only one thread can modify the buffer at a time. This is important because if two threads tried to modify the buffer at the same time, it could lead to data corruption.