也许这是个拐点

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adjust the mouse scroll speed in Ubuntu?

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http://www.nicknorton.net/?q=node/10 sudo apt-get install imwheel touch a .sh file with content: #!/bin/bash # Version 0.1 Tuesday, 07 May 2013 # Comments and complaints  http://www.nicknorton.net # GUI for mouse wheel speed using imwheel in Gnome # imwheel needs to be installed for this script to work # sudo apt-get install imwheel # Pretty much hard wired to only use a mouse with # left, right and wheel in the middle. # If you have a mouse with complications or special needs, # use the command xev to find what your wheel does. # ### see if imwheel config exists, if not create it ### if [ ! -f ~/.imwheelrc ] then cat >~/.imwheelrc<<EOF ".*" None,      Up,   Button4, 1 None,      Down, Button5, 1 Control_L, Up,   Control_L|Button4 Control_L, Down, Control_L|Button5 Shift_L,   Up,   Shift_L|Button4 Shift_L,   Down, Shift_L|Button5 EOF fi ########################################################## CURRENT_VALUE=$(awk -F 'Button4,' '{print $2}' ~
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将实际坐标转为火星坐标

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#!/usr/bin/env python #Source: https://on4wp7.codeplex.com/SourceControl/changeset/view/21455#EvilTransform.cs # NO WARRANTY OR GUARANTEE import math a = 6378245.0 ee = 0.00669342162296594323 def transformLat (x , y): ret = - 100.0 + 2.0 * x + 3.0 * y + 0.2 * y * y + 0.1 * x * y + 0.2 * math.sqrt(math.fabs(x)); ret += ( 20.0 * math.sin( 6.0 * x * math.pi) + 20.0 * math.sin( 2.0 * x * math.pi)) * 2.0 / 3.0 ; ret += ( 20.0 * math.sin(y * math.pi) + 40.0 * math.sin(y / 3.0 * math.pi)) * 2.0 / 3.0 ; ret += ( 160.0 * math.sin(y / 12.0 * math.pi) + 320 * math.sin(y * math.pi / 30.0 )) * 2.0 / 3.0 ; return ret; def transformLon (x , y): ret = 300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * math.sqrt(math.fabs(x)); ret += ( 20.0 * math.sin( 6.0 * x * math.pi) + 20.0 * math.sin( 2.0 * x * math.pi)) * 2.0 / 3.0 ; ret += ( 20.0 * math.sin(x * math.pi) + 40.0 * math.sin(x / 3.0 * math.pi)) * 2.0 / 3.0 ; ret += ( 150.0 * math.sin(x / 12.0 * math.p
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