Search results
Results from the WOW.Com Content Network
File locking is a mechanism that restricts access to a computer file, or to a region of a file, by allowing only one user or process to modify or delete it at a specific time, and preventing reading of the file while it's being modified or deleted.
Under normal circumstances, this would simply result in an exception; however, when used with the lock prefix (normally used to prevent two processors from interfering with the same memory location), the CPU erroneously uses locked bus cycles to read the illegal instruction exception-handler descriptor. Locked reads must be paired with locked ...
Process Monitor can be used to detect failed attempts to read and write registry keys. It also allows for filtering on specific keys, processes, process IDs, and values. In addition it shows how applications use files and DLLs, detects some critical errors in system files and more. [3]
Priority to readers may be weak, as just described, or strong, meaning that whenever a writer releases the lock, any blocking readers always acquire it next. [4]: 76 Write-preferring RW locks avoid the problem of writer starvation by preventing any new readers from acquiring the lock if there is a writer queued and waiting for the lock; the ...
A Minnesota couple has reportedly been sentenced to four years after they locked their children in cages for "their safety." Benjamin and Christina Cotton from Red Wing, were sentenced by a ...
In this solution of the readers/writers problem, the first reader must lock the resource (shared file) if such is available. Once the file is locked from writers, it may be used by many subsequent readers without having them to re-lock it again. Before entering the critical section, every new reader must go through the entry section. However ...
(The Center Square) – A Republican state lawmaker has introduced a bill to preempt potential legislation from Democrats that would require passenger vehicle tires to be low-rolling resistant in ...
From December 2008 to December 2012, if you bought shares in companies when Eugene B. Shanks, Jr. joined the board, and sold them when he left, you would have a -62.3 percent return on your investment, compared to a 61.1 percent return from the S&P 500.