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Piriform Software Ltd. is a British software company based in London, owned since 2017 by Avast which itself became part of Gen Digital in 2022. The company develops cleaning and optimisation tools for Microsoft Windows, macOS and Android operating systems, including CCleaner, CCleaner Browser, Defraggler, Recuva and Speccy.
CCleaner (/ ˈ s iː ˌ k l iː n ər /; originally meaning "Crap Cleaner"), [6] developed by Piriform Software, is a utility used to clean potentially unwanted files and invalid Windows Registry entries from a computer.
A Registry cleaner cannot repair a Registry hive that cannot be mounted by the system, making the repair via "slave mounting" of a system disk impossible. A corrupt Registry can be recovered in a number of ways that are supported by Microsoft (e.g. Automated System Recovery , from a "last known-good" boot menu, by re-running setup or by using ...
[2] [3] The software also includes utilities to repair missing or broken DLLs and erase files, and it features a recommendation section that displays problems and actions that can improve PC performance. The "single click care" option scans all areas of the computer for optimization. The optimization tab is used to free up memory of the computer.
A driver in software provides a programming interface to control and manage specific lower-level interfaces that are often linked to a specific type of hardware, or other low-level service. In the case of hardware, the specific subclass of drivers controlling physical or virtual hardware devices are known as device drivers.
On May 19, 2009, Microsoft claimed that the software has removed password stealer threats from 859,842 machines. [6] In August 2013, the Malicious Software Removal Tool deleted old, vulnerable versions of the Tor client to end the spread of the Sefnit botnet (which mined for bitcoins without the host owner's approval and later engaged in click ...
Automatic bug fixing is made according to a specification of the expected behavior which can be for instance a formal specification or a test suite. [5]A test-suite – the input/output pairs specify the functionality of the program, possibly captured in assertions can be used as a test oracle to drive the search.
Test drivers and test stubs are both instrumental in software testing, but they serve distinct roles within a test harness. Test drivers are typically an active component and control or call the system under test without further inputs after they are initialised, stubs on the other hand are usually passive components that only receive data and ...