tweak

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tweak

(1)
To change slightly, usually in reference to a value. Also used synonymously with twiddle. If a program is almost correct, rather than figure out the precise problem you might just keep tweaking it until it works. See frobnicate and fudge factor; also see shotgun debugging.

tweak

(2)
To tune or bum a program; preferred usage in the UK.

tweak

To make minor adjustments in an electronic system or in a software program in order to improve performance. See calibrate and death by tweakage.
References in periodicals archive ?
Since Live Photos are already built into iOS 9, the Live Photos Enabler tweak apparently just subverts Apple's code and makes the button to enable them available on all phones.
com/apple-ios-8-features-make-several-jailbreak-tweaks-obsolete-custom-keyboards-interactive-1593829) jailbreaking tweaks obsolete or unnecessary.
We ve been working to build new Sony experiences on Google s KitKat release to create some neat / sweet features (if we say so ourselves) in addition to a few performance tweaks here & there, some of the functionality you can look forward to includes:
But I think at the end of the day, those are tweaks.
According to the report, the latest range of tweaks come in place of a previously planned overhaul that Facebook announced last year, but it never reached consumers for its drastic and unifying look across desktop and mobile screens.
Global Banking News-December 30, 2013--Volcker Rule tweaks possible say regulators
The tweaks to the original proposal unveiled in June include a cut in the proposed tax rates for some real estate types, including for farmland, the government confirmed on Wednesday.
The most significant enhancements include redesign of the Tweak Manager tool to support system tweaks for the new OS, support for Metro processes in the Task Manager, the installer being optimized for the Metro interface, correct support of Internet Explorer 10 and some major improvements to the Rescue Center operation.
I suspect there might be a couple of tweaks, but I'm just happy it's been well received.
FIA technical delegate Charlie Whiting last night insisted there was no political motivation behind the latest rule tweaks.
There's also a good Auto Tuner feature, which will automatically do tweaks for you.
Logicalis is now working with customers on realising savings through these minor tweaks as well as the macro level projects such as virtualisation from Intel to mainframe.