Locking allows different types of resources to be used exclusively by one process at a time.
In PostgreSQL I have a query like the following which will delete 250k rows from a 1m row table: DELETE …
sql postgresql locking sql-deleteIf I have this multiupdate query UPDATE user u INNER JOIN user_profile up ON up.user_id = u.id …
mysql locking innodb rowlockingHere is my problem: I'm using APScheduler library to add scheduled jobs in my application. I have multiple jobs executing …
python-3.x locking scheduler apschedulerWhat's the best way to implement a Hash that can be modified across multiple threads, but with the smallest number …
ruby concurrency hash lockingHow to properly synchronize this? At the moment it is possible that SetData is called after e.WaitOne() has completed …
c# multithreading locking thread-safety autoreseteventMy use case is as follows: I have a program that enforces that only one instance of it can be …
c locking flockpublic final static void lockDevice() { try { if (devicePolicyManager.isAdminActive(adminComponent)) { devicePolicyManager.lockNow(); } } catch (final Exception ex) { ... } } The above code does …
android locking motorola block-device device-policy-managerI have a desktop Java/Swing application which is deployed via Java Webstart (clients are using Java 6u20 on XP). …
java locking jstack mixed-codeI am currently working for a company that has a website running mysql/php (all tables are also using the …
mysql replication locking myisamWhen a process in the kernel space is holding a spin_lock, the process cannot be preempted due to any …
locking linux-kernel preemption