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 ?
The burden on Lyon, the off-spinner and the twelfth tweaker to be tried by Australia since the retirement of Shane Warne, will be immense.
After off-spinner Harbhajan Singh became the most effective tweaker, Indian selectors have been using the second spinner slot more as a position to satisfy the demand from different states and zones.
Anyone can spot a tweaker who has been up for days in the depths of amphetamine psychosis, but few nonusers have the eyes to see the rest.
Egnater Full Stack (Egnater Tweaker 88 Head plus Two 4x12 Vintage-30 Loaded Cabinets)
But tweaker Tredwell may find himself on the sidelines - as Flower (inset) still rates Graeme Swann as his No.
And after a career mainly in club cricket, the left-arm tweaker admitted he never thought five first-class matches would be enough to get him selected for an Ashes Test squad.
Seriously, I think even the most determined tweaker would have a problem breaking into a safe bolted to the floor and placed against a solid wall to keep them from attaching a chain to it.
If a bolt won't headspace on an AR barrel, the only realistic options for the occasional AR tweaker are to try to repeat the barrel nut torquing process or if available, try other bolts until you find one that headspaces.
Even though he is not the biggest tweaker of the ball in the world, I would always have him in my team, just because of his great attitude, and his combative side.
But Ultimate Windows Tweaker puts every imaginable option (and some you never imagined) under one convenient roof.
In addition to a lot of other junk, the low-life tweaker had made off with my range box.
The film begins in the most obvious way possible, juxtaposing a church hymn sung by temperate Gayle (Judith Light) with the sex-and-drugs lifestyle of promiscuous tweaker Mark (Chad Allen).