Top "Race-condition" questions

A race condition is when multiple threads/processes/clients all use a resource, without proper use of locks.

SQL Server Process Queue Race Condition

I have an order queue that is accessed by multiple order processors through a stored procedure. Each processor passes in …

sql sql-server tsql queue race-condition
Can node.js code result in race conditions?

From what I read, race conditions occur when different threads try to change a shared variable, which can result in …

node.js race-condition
Do database transactions prevent race conditions?

It's not entirely clear to me what transactions in database systems do. I know they can be used to rollback …

sql database concurrency transactions race-condition
Adding to a generic dictionary causes IndexOutOfRangeException

I'm using a dictionary inside of some Task. Logically I have set it up so that my Keys will never …

c# .net concurrency race-condition
Race conditions in django

Here is a simple example of a django view with a potential race condition: # myapp/views.py from django.contrib.…

python database django locking race-condition
Working with a global singleton in Flask (WSGI), do I have to worry about race conditions?

The hello world demo for Flask is: from flask import Flask app = Flask(__name__) @app.route("/") def hello(): return "Hello …

python thread-safety wsgi flask race-condition
How to make sure there is no race condition in MySQL database when incrementing a field?

How to prevent a race condition in MySQL database when two connections want to update the same record? For example, …

mysql race-condition
Java avoid race condition WITHOUT synchronized/lock

In order to avoid race condition, we can synchronize the write and access methods on the shared variables, to lock …

java multithreading concurrency race-condition synchronized
Chrome Extension error: "Unchecked runtime.lastError while running browserAction.setIcon: No tab with id"

I'm coding my Google Chrome Extension where I set the app's icon from the background script as such: try { objIcon = { "19": "…

javascript google-chrome google-chrome-extension race-condition
Why does code mutating a shared variable across threads apparently NOT suffer from a race condition?

I'm using Cygwin GCC and run this code: #include <iostream> #include <thread> #include <vector> …

c++ race-condition