### [[滑鼠]羅技木星軌跡球 如何在macbook自訂鍵 ](https://www.ptt.cc/bbs/Key_Mou_Pad/M.1582204955.A.BA8.html)
#### [Hammerspoon](https://www.hammerspoon.org/)
#### [相關設定調整](https://github.com/tekezo/Karabiner/issues/814)
```lua
-- HANDLE SCROLLING
local oldmousepos = {}
local scrollmult = -4 -- negative multiplier makes mouse work like traditional scrollwheel
mousetap = hs.eventtap.new({5}, function(e)
oldmousepos = hs.mouse.getAbsolutePosition()
local mods = hs.eventtap.checkKeyboardModifiers()
if mods['ctrl'] and mods['cmd'] then
-- print ("will scroll")
local dx = e:getProperty(hs.eventtap.event.properties['mouseEventDeltaX'])
local dy = e:getProperty(hs.eventtap.event.properties['mouseEventDeltaY'])
local scroll = hs.eventtap.event.newScrollEvent({dx * scrollmult, dy * scrollmult},{},'pixel')
scroll:post()
-- put the mouse back
hs.mouse.setAbsolutePosition(oldmousepos)
-- return true, {scroll}
return true
else
return false, {}
end
-- print ("Mouse moved!")
-- print (dx)
-- print (dy)
end)
mousetap:start()
```
```lua
-- HANDLE SCROLLING
local oldmousepos = {}
-- positive multiplier (== natural scrolling) makes mouse work like traditional scrollwheel
local scrollmult = 4
-- The were all events logged, when using `{"all"}`
mousetap = hs.eventtap.new({0,3,5,14,25,26,27}, function(e)
oldmousepos = hs.mouse.getAbsolutePosition()
local mods = hs.eventtap.checkKeyboardModifiers()
local pressedMouseButton = e:getProperty(hs.eventtap.event.properties['mouseEventButtonNumber'])
-- If OSX button 4 is pressed, allow scrolling
local shouldScroll = 3 == pressedMouseButton
if shouldScroll then
local dx = e:getProperty(hs.eventtap.event.properties['mouseEventDeltaX'])
local dy = e:getProperty(hs.eventtap.event.properties['mouseEventDeltaY'])
local scroll = hs.eventtap.event.newScrollEvent({dx * scrollmult, dy * scrollmult},{},'pixel')
scroll:post()
-- put the mouse back
hs.mouse.setAbsolutePosition(oldmousepos)
return true, {scroll}
else
return false, {}
end
-- print ("Mouse moved!")
-- print (dx)
-- print (dy)
end)
mousetap:start()
-- 檔案更新時自動重新載入 Hammerspoon 設定檔
function reloadConfig(files)
for _,file in pairs(files) do
if file:sub(-4) == ".lua" then
hs.reload() -- 重新載入 Hammerspoon 設定檔
return;
end
end
end
hammerWatcher = hs.pathwatcher.new(os.getenv("HOME") .. "/.hammerspoon/", reloadConfig):start()
hs.alert.show("Config loaded")
print("Config loaded")
-- 定義一個 function 來調整預設輸出裝置的音量
local function adjustVolume(delta)
return function()
-- 取得目前預設輸出裝置的音量
local currVolume = hs.audiodevice.defaultOutputDevice():outputVolume()
hs.audiodevice.defaultOutputDevice():setOutputVolume(currVolume + delta)
end
end
-- 將 rightctrl + ] 設定為音量增加 5
-- 將 rightctrl + [ 設定為音量減少 5
hs.hotkey.bind({"ctrl"}, "]", adjustVolume(5))
hs.hotkey.bind({"ctrl"}, "[", adjustVolume(-5))
```
### [Mac 上如何使用Emoji 表情符號](https://mrmad.com.tw/mac-emoji-shortcut)
在任何能夠輸入的頁面中，透過 「Control＋Command⌘＋空白鍵」三個按鍵快捷鍵。
### [iTerm2 於 irc 使用 Option (alt) 切換視窗的設定](https://blog.longwin.com.tw/2015/01/mac-iterm2-irc-option-alt-esc-2014/)
1. 開啟 iTerm2
1. Preferences -> Profiles -> Keys
1. 最下方的 Left option 從 "Normal" 改成 "+Esc"
1. 關掉視窗就可以直接使用了~
### [Mac 快捷鍵](https://is.gd/UUBVfW)
### [How do I start the docker daemon on macOS?](https://apple.stackexchange.com/questions/373888/how-do-i-start-the-docker-daemon-on-macos)
```
open -a Docker
```
or
```
brew install colima
colima start
# create VM with 1CPU, 2GiB memory and 10GiB storage
colima start --cpu 1 --memory 2 --disk 10
# modify an existing VM to 4CPUs and 8GiB memory.
colima start --cpu 4 --memory 8
docker ps -a
```