What is the difference between concurrency and parallelism?
May 11, 2017 · Concurrency is about dealing with lot of things at once, and parallelism is about doing lot of things at once. Parallelism is a subset of concurrency. If tasks aren't decomposed …
What is the difference between concurrency, parallelism and ...
Concurrency: Concurrency is a programming concept where the programmer can divide the program into independent parts (threads) and can execute them in order-independent manner …
Newest 'concurrency' Questions - Stack Overflow
May 19, 2016 · I am trying to do project euler 932, but only via brute force. I know this is a bad idea and there's probably a very good maths solution for this, however I wanted to test …
concurrency - SQLite Concurrent Access - Stack Overflow
Oct 30, 2010 · In order to maximize concurrency, SQLite works to minimize the amount of time that EXCLUSIVE locks are held. -- File Locking And Concurrency In SQLite Version 3 @ …
concurrency - What is a coroutine? - Stack Overflow
Feb 16, 2009 · Concurrency is the composition of independently executing computations. So during coroutine A's execution, it passes control to coroutine B. Then after some time, the …
Concurrency exceptions in Entity Framework - Stack Overflow
Feb 26, 2014 · Not all update exceptions are caused by concurrency, so you also have to catch DbUpdateException after catching DbUpdateConcurrencyException (because the latter is a …
How to deal with concurrent updates in databases?
Let's say you have these steps and 2 concurrency threads: 1) open a transaction 2) fetch the data (SELECT creds FROM credits WHERE userid = 1;) 3) do your work (credits + amount) 4) …
concurrency - What is a memory fence? - Stack Overflow
May 6, 2009 · What is meant by using an explicit memory fence? For performance gains modern CPUs often execute instructions out of order to make maximum use of the available silicon …
concurrency - What is the purpose of the ConcurrencyStamp …
Dec 13, 2015 · As the name state, it's used to prevent concurrency update conflict. For example, there's a UserA named Peter in the database 2 admins open the editor page of UserA, want to …
Can I limit concurrent invocations of an AWS Lambda?
We can't reduce the concurrency to 1, but there is a way we can restrict the maximum concurrency to 2 and make sure lambda won't scale more than that. To limit the number of …