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2. Lock (computer science) - Wikipedia

   en.wikipedia.org/wiki/Lock_(computer_science)

   Lock (computer science) In computer science, a lock or mutex (from mutual exclusion) is a synchronization primitive that prevents state from being modified or accessed by multiple threads of execution at once. Locks enforce mutual exclusion concurrency control policies, and with a variety of possible methods there exist multiple unique ...

3. File locking - Wikipedia

   en.wikipedia.org/wiki/File_locking

   File locking. 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 to prevent reading of the file while it's being modified or deleted. Systems implement locking to prevent the classic interceding update scenario, which ...

4. Computer lock - Wikipedia

   en.wikipedia.org/wiki/Computer_lock

   Download as PDF; Printable version ... A computer lock is a physical lock on a computer with an ... in the 1990s as operating systems and other software incorporated ...

5. Locklizard - Wikipedia

   en.wikipedia.org/wiki/Locklizard

   LockLizard Limited is a British software company that specializes in digital rights management security for PDF documents, USB flash drives and eBooks. [1] It was founded in 2004 by Trevor Mathews to provide Document Digital Rights Management (DRM) software that uses encoding and encryption to protect against unauthorized copying, sharing ...

6. Download, install, or uninstall AOL Desktop Gold - AOL Help

   help.aol.com/articles/aol-desktop-downloading...

   Download Desktop Gold. AOL Desktop Gold is included at no additional cost with your membership. 2. Under 'All Products' scroll to 'AOL Desktop Gold'. If you have an AOL Desktop Gold trial or subscription. Using the link in the Official AOL signup confirmation email you received. 1.

7. USB flash drive - Wikipedia

   en.wikipedia.org/wiki/USB_flash_drive

   SanDisk 1 TB USB-C flash drive (2020 model) next to a 50 cent euro coin. A flash drive (also thumb drive [US], memory stick [UK], and pen drive / pendrive elsewhere) [ 1][ note 1] is a data storage device that includes flash memory with an integrated USB interface. A typical USB drive is removable, rewritable, and smaller than an optical disc ...

8. Time bomb (software) - Wikipedia

   en.wikipedia.org/wiki/Time_bomb_(software)

   The first use of a time bomb in software may have been in 1979 with the Scribe markup language and word processing system, developed by Brian Reid.Reid sold Scribe to a software company called Unilogic (later renamed Scribe Systems), and agreed to insert a set of time-dependent functions (called "time bombs") that would deactivate freely copied versions of the program after a 90-day expiration ...

9. Readers–writer lock - Wikipedia

   en.wikipedia.org/wiki/Readers–writer_lock

   Readers–writer lock. In computer science, a readers–writer ( single-writer lock, [ 1] a multi-reader lock, [ 2] a push lock, [ 3] or an MRSW lock) is a synchronization primitive that solves one of the readers–writers problems. An RW lock allows concurrent access for read-only operations, whereas write operations require exclusive access.