C# Thread safe fast(est) counter
What is the way to obtain a thread safe counter in C# with best possible performance? This is as simple as it gets: … Read more
thread-safety
Concurrent HashSet in .NET Framework?
I have the following class. class Test{ public HashSet<string> Data = new HashSet<string>(); } I need to change the field “Data” from different … Read more
Java synchronized method lock on object, or method?
If I have 2 synchronized methods in the same class, but each accessing different variables, can 2 threads access those 2 methods at … Read more
Is local static variable initialization thread-safe in C++11? [duplicate]
This question already has answers here: Is Meyers’ implementation of the Singleton pattern thread safe? (6 answers) Closed 4 years ago. I know … Read more
Queue.Queue vs. collections.deque
I need a queue which multiple threads can put stuff into, and multiple threads may read from. Python has at least two queue … Read more
What exactly is a reentrant function?
Most of the times, the definition of reentrance is quoted from Wikipedia: A computer program or routine is described as reentrant if it … Read more
Use cases for RxJava schedulers
In RxJava there are 5 different schedulers to choose from: immediate(): Creates and returns a Scheduler that executes work immediately on the current … Read more
Why is Java’s SimpleDateFormat not thread-safe? [duplicate]
This question already has answers here: “Java DateFormat is not threadsafe” what does this leads to? (11 answers) Closed 5 years ago. Please … Read more
What does a lock statement do under the hood?
I see that for using objects which are not thread safe we wrap the code with a lock like this: private static readonly … Read more
What is thread safe or non-thread safe in PHP?
I saw different binaries for PHP, like non-thread or thread safe? What does this mean? What is the difference between these packages? 4 … Read more