synchronization Questions
4
Solved
In mostly situation, I need the user to make a choice many times.( I do something and raise a message box for the user to make a choice and continue do other thing(maybe called block))
So I wrote a...
Lanai asked 27/7, 2013 at 4:58
9
Solved
I think both are doing the same job,how do you decide which one to use for synchronization?
Remontant asked 3/5, 2011 at 13:1
23
Solved
Whenever a question pops up on SO about Java synchronization, some people are very eager to point out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference i...
Character asked 14/1, 2009 at 10:37
5
Solved
synchronized in Java can guarantee thread-safety when accessing a shared object.
What about C++?
Strander asked 25/3, 2011 at 7:25
11
Solved
SQL Gurus --
Our architecture consists of multiple customer databases to a common codebase. When we deploy database changes, the scripts must be run agianst each database.
Because of deployment i...
Griffon asked 25/1, 2010 at 16:44
19
Solved
If I need to call 3 http API in sequential order, what would be a better alternative to the following code:
http.get({ host: 'www.example.com', path: '/api_1.php' }, function(res) {
res.on('data...
Coeval asked 18/5, 2011 at 17:17
5
Error: Can't clobber writable file : //file name//
Solution: When you try to sync a file, perforce expects your files in workspace will have read-only permissions. If a file is not checked out (by...
Doom asked 18/1, 2018 at 7:11
14
Org-mode is amazing. I like its power and simplicity. However, sometimes I need access to my tasks in places where I don't have the necessary setup. Is there a way to synchronize my org agenda with...
Footprint asked 26/1, 2010 at 11:8
6
Solved
to put it simply:
is there a way to have multiple sccrollable widgets (say, SingleSchildScrollView) together in sync?
i just want 2 scrollables that can scroll the other as i scroll one.
this ...
Femmine asked 25/2, 2019 at 5:6
6
Solved
My architect always says that
Never synchronize on Boolean
I am not able to understand the reason why and would really appreciate if someone could explain with an example as to why it is not a go...
Crisp asked 25/4, 2012 at 21:45
8
Solved
I'm sure mutex isn't enough that's the reason the concept of condition variables exist; but it beats me and I'm not able to convince myself with a concrete scenario when a condition variable is ess...
Sevenup asked 23/9, 2012 at 9:57
11
Solved
java.util.concurrent API provides a class called as Lock, which would basically serialize the control in order to access the critical resource. It gives method such as park() and unpark().
We can...
Codfish asked 17/11, 2010 at 5:13
9
Solved
I'm having trouble figuring out how to correctly use sync.Cond. From what I can tell, a race condition exists between locking the Locker and invoking the condition's Wait method. This example adds ...
Disgraceful asked 26/4, 2016 at 6:43
25
Solved
I have javascript function like this:
function myFunction(number) {
var x=number;
...
... more initializations
//here need to wait until flag==true
while(flag==false)
{}
...
... do somet...
Lafave asked 2/3, 2014 at 9:22
9
Solved
After reading the Test-and-Set Wikipedia entry, I am still left with the question "What would a Test-and-Set be used for?"
I realize that you can use it to implement Mutex (as described in wikiped...
Achromatin asked 23/9, 2008 at 13:22
12
I need some help with my code. I'm new at Node.js and have a lot of trouble with it.
What I'm trying to do:
Fetch a .txt with Amazon products (ASINs) ;
Fetch all products using the amazon-product...
Stiltner asked 13/8, 2015 at 2:4
11
Solved
How can i order threads in the order they were instantiated.e.g. how can i make the below program print the numbers 1...10 in order.
public class ThreadOrdering {
public static void main(String[]...
Koopman asked 18/9, 2010 at 12:55
2
Please help me to understand something about Visual Studio Code. I spent already days searching and testing this tool and still, can't make it work like I want. Before I worked in Netbeans and it s...
Justin asked 10/3, 2021 at 17:23
2
Solved
I want to sync my MongoDB data to ElasticSearch, I read a lot of posts talking about elasticsearch river plugin and mongo connector, but all of them are deprecated for mongo 4 and elasticsearch 7!
...
Illjudged asked 17/6, 2019 at 9:41
7
Solved
In C++, there is one atomic type std::atomic<T>. This atomic type may be lock-free or maybe not depending on the type T and on the current platform. If a lock-free implementation for a type i...
Ietta asked 28/2, 2023 at 21:47
2
Solved
I'm trying to write a subj queue, but I get deadlocks and other multithreading problems. I want to use Interlocked.CompareExchange to avoid lock usage. But this code doesn't work as expected: it ju...
Stelu asked 7/9, 2015 at 9:29
13
These days I'm working on simulating modal dialog in Android. I've googled a lot, there's much discussions but sadly there's not much options to get it modal. Here's some background,
Dialogs, Modal...
Manuelmanuela asked 25/5, 2011 at 6:47
9
Solved
The await keyword in C# (.NET Async CTP) is not allowed from within a lock statement.
From MSDN:
An
await expression cannot be used in a synchronous function, in a query
expression, in the catch o...
Dongdonga asked 30/9, 2011 at 15:23
2
Solved
I'm confused how std::jthread::get_stop_token is designed to work, because it seems to have an inherent race condition.
Namely, the executing thread can't simply call std::jthread on itself (as in ...
Donovan asked 22/4, 2021 at 8:5
2
Solved
I have an (external) model exposing a List that constantly changes (let's say every two seconds or so).
A ViewModel knows that list registering for PropertyChange events. That ViewModel also provid...
Postdiluvian asked 26/2, 2013 at 14:58
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