odrobnik

+ (CAKeyframeAnimation *)jumpAnimation
{
	// these three values are subject to experimentation
	CGFloat initialMomentum = 150.0f; // positive is upwards, per sec
	CGFloat gravityConstant = 250.0f; // downwards pull per sec
	CGFloat dampeningFactorPerBounce = 0.6;  // percent of rebound

	// internal values for the calculation
	CGFloat momentum = initialMomentum; // momentum starts with initial value
	CGFloat positionOffset = 0; // we begin at the original position

netj

#!/usr/bin/env bash
# A script for fixing disabled Mail.app bundles due to SupportedPluginCompatibilityUUIDs
# Author: Jaeho Shin <[email protected]>
# Created: 2011-03-24
# See-Also: http://stib.posterous.com/how-to-fix-unsupported-plugins-after-upgradin
set -eu

newMailUUID=$(defaults read /Applications/Mail.app/Contents/Info PluginCompatibilityUUID)
newMsgUUID=$(defaults read /System/Library/Frameworks/Message.framework/Resources/Info PluginCompatibilityUUID)