View source for MacOS

[[Time Machine]]
[[Category:macOS]]

* To show hidden files
 defaults write com.apple.finder AppleShowAllFiles TRUE
 killall Finder

* To allow Remote disc feature on non-Air Macs

 defaults write com.apple.NetworkBrowser EnableODiskBrowsing -bool true
 defaults write com.apple.NetworkBrowser ODSSupported -bool true
 sudo reboot

* To change Computer name
 scutil --set HostName servername.example.com
 scutil --set ComputerName servername
 scutil --set LocalHostName servername

* To check what is preventing MacBook to go to sleep
 pmset -g assertions

In my case it was a stuck job in a printer queue:

 Listed by owning process:
   pid 19: [0x0000012c00000013] PreventSystemSleep named: "org.cups.cupsd"

* To make Ctrl_L & ALT_L combination work in X11

<pre>
cat > ~/.Xmodmap  << EOF
clear Mod1
keycode 66 = Alt_L
keycode 69 = Alt_R
add Mod1 = Alt_L
add Mod1 = Alt_R
EOF
</pre>
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